SystemProperties (Apache Commons Lang 3.18.0 API)

java.lang.Object
- org.apache.commons.lang3.SystemProperties

```
public final class SystemProperties
extends Object
```
Accesses current system property names and values.

Since:

3.13.0

See Also:

System Properties

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`APPLE_AWT_ENABLE_TEMPLATE_IMAGES` The System property name "apple.awt.enableTemplateImages".
`static String`	`AWT_TOOLKIT` The System property name "awt.toolkit".
`static String`	`COM_SUN_JNDI_LDAP_OBJECT_TRUST_SERIAL_DATA` The System property name "com.sun.jndi.ldap.object.trustSerialData".
`static String`	`COM_SUN_NET_HTTP_SERVER_HTTP_SERVER_PROVIDER` The System property name "com.sun.net.httpserver.HttpServerProvider".
`static String`	`FILE_ENCODING` The System property name "file.encoding".
`static String`	`FILE_SEPARATOR` The System property name "file.separator".
`static String`	`FTP_NON_PROXY_HOST` The System property name "ftp.nonProxyHosts".
`static String`	`FTP_PROXY_HOST` The System property name "ftp.proxyHost".
`static String`	`FTP_PROXY_PORT` The System property name "ftp.proxyPort".
`static String`	`HTTP_AGENT` The System property name "http.agent".
`static String`	`HTTP_AUTH_DIGEST_CNONCE_REPEAT` The System property name "http.auth.digest.cnonceRepeat".
`static String`	`HTTP_AUTH_DIGEST_RE_ENABLED_ALGORITHMS` The System property name "http.auth.digest.reEnabledAlgorithms".
`static String`	`HTTP_AUTH_DIGEST_VALIDATE_PROXY` The System property name "http.auth.digest.validateProxy".
`static String`	`HTTP_AUTH_DIGEST_VALIDATE_SERVER` The System property name "http.auth.digest.validateServer".
`static String`	`HTTP_AUTH_NTLM_DOMAIN` The System property name "http.auth.ntlm.domain".
`static String`	`HTTP_KEEP_ALIVE` The System property name "http.keepAlive".
`static String`	`HTTP_KEEP_ALIVE_TIME_PROXY` The System property name "http.keepAlive.time.proxy".
`static String`	`HTTP_KEEP_ALIVE_TIME_SERVER` The System property name "http.keepAlive.time.server".
`static String`	`HTTP_MAX_CONNECTIONS` The System property name "http.maxConnections".
`static String`	`HTTP_MAX_REDIRECTS` The System property name "http.maxRedirects".
`static String`	`HTTP_NON_PROXY_HOSTS` The System property name "http.nonProxyHosts".
`static String`	`HTTP_PROXY_HOST` The System property name "http.proxyHost".
`static String`	`HTTP_PROXY_PORT` The System property name "http.proxyPort".
`static String`	`HTTPS_PROXY_HOST` The System property name "https.proxyHost".
`static String`	`HTTPS_PROXY_PORT` The System property name "https.proxyPort".
`static String`	`JAVA_AWT_FONTS` The System property name "java.awt.fonts".
`static String`	`JAVA_AWT_GRAPHICSENV` The System property name "java.awt.graphicsenv".
`static String`	`JAVA_AWT_HEADLESS` The System property name "java.awt.headless".
`static String`	`JAVA_AWT_PRINTERJOB` The System property name "java.awt.printerjob".
`static String`	`JAVA_CLASS_PATH` The System property name "java.class.path".
`static String`	`JAVA_CLASS_VERSION` The System property name "java.class.version".
`static String`	`JAVA_COMPILER` The System property name "java.compiler".
`static String`	`JAVA_CONTENT_HANDLER_PKGS` The System property name "java.content.handler.pkgs".
`static String`	`JAVA_ENDORSED_DIRS` The System property name "java.endorsed.dirs".
`static String`	`JAVA_EXT_DIRS` The System property name "java.ext.dirs".
`static String`	`JAVA_HOME` The System property name "java.home".
`static String`	`JAVA_IO_TMPDIR` The System property name "java.io.tmpdir".
`static String`	`JAVA_LIBRARY_PATH` The System property name "java.library.path".
`static String`	`JAVA_LOCALE_PROVIDERS` The System property name "java.locale.providers".
`static String`	`JAVA_LOCALE_USE_OLD_ISO_CODES` The System property name "java.locale.useOldISOCodes".
`static String`	`JAVA_NET_PREFER_IPV4_STACK` The System property name "java.net.preferIPv4Stack".
`static String`	`JAVA_NET_PREFER_IPV6_ADDRESSES` The System property name "java.net.preferIPv6Addresses".
`static String`	`JAVA_NET_SOCKS_PASSWORD` The System property name "java.net.socks.password".
`static String`	`JAVA_NET_SOCKS_USER_NAME` The System property name "java.net.socks.username".
`static String`	`JAVA_NET_USE_SYSTEM_PROXIES` The System property name "java.net.useSystemProxies".
`static String`	`JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_INITIAL_SIZE` The System property name "java.nio.channels.DefaultThreadPool.initialSize".
`static String`	`JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_THREAD_FACTORY` The System property name "java.nio.channels.DefaultThreadPool.threadFactory".
`static String`	`JAVA_NIO_CHANNELS_SPI_ASYNCHRONOUS_CHANNEL_PROVIDER` The System property name "java.nio.channels.spi.AsynchronousChannelProvider".
`static String`	`JAVA_NIO_CHANNELS_SPI_SELECTOR_PROVIDER` The System property name "java.nio.channels.spi.SelectorProvider".
`static String`	`JAVA_NIO_FILE_SPI_DEFAULT_FILE_SYSTEM_PROVIDER` The System property name "java.nio.file.spi.DefaultFileSystemProvider".
`static String`	`JAVA_PROPERTIES_DATE` The System property name "java.properties.date".
`static String`	`JAVA_PROTOCOL_HANDLER_PKGS` The System property name "java.protocol.handler.pkgs".
`static String`	`JAVA_RMI_SERVER_CODEBASE` The System property name "java.rmi.server.codebase".
`static String`	`JAVA_RMI_SERVER_HOST_NAME` The System property name "java.rmi.server.hostname".
`static String`	`JAVA_RMI_SERVER_RANDOM_IDS` The System property name "java.rmi.server.randomIDs".
`static String`	`JAVA_RMI_SERVER_RMI_CLASS_LOADER_SPI` The System property name "java.rmi.server.RMIClassLoaderSpi".
`static String`	`JAVA_RUNTIME_NAME` The System property name "java.runtime.name".
`static String`	`JAVA_RUNTIME_VERSION` The System property name "java.runtime.version".
`static String`	`JAVA_SECURITY_AUTH_LOGIN_CONFIG` The System property name "java.security.auth.login.config".
`static String`	`JAVA_SECURITY_DEBUG` The System property name "java.security.debug".
`static String`	`JAVA_SECURITY_KERBEROS_CONF` The System property name "java.security.krb5.conf".
`static String`	`JAVA_SECURITY_KERBEROS_KDC` The System property name "java.security.krb5.kdc".
`static String`	`JAVA_SECURITY_KERBEROS_REALM` The System property name "java.security.krb5.realm".
`static String`	`JAVA_SECURITY_MANAGER` The System property name "java.security.manager".
`static String`	`JAVA_SPECIFICATION_MAINTENANCE_VERSION` The System property name "java.specification.maintenance.version".
`static String`	`JAVA_SPECIFICATION_NAME` The System property name "java.specification.name".
`static String`	`JAVA_SPECIFICATION_VENDOR` The System property name "java.specification.vendor".
`static String`	`JAVA_SPECIFICATION_VERSION` The System property name "java.specification.version".
`static String`	`JAVA_SYSTEM_CLASS_LOADER` The System property name "java.system.class.loader".
`static String`	`JAVA_TIME_ZONE_DEFAULT_ZONE_RULES_PROVIDER` The System property name "java.time.zone.DefaultZoneRulesProvider".
`static String`	`JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_EXCEPTION_HANDLER` The System property name "java.util.concurrent.ForkJoinPool.common.exceptionHandler".
`static String`	`JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_MAXIMUM_SPARES` The System property name "java.util.concurrent.ForkJoinPool.common.maximumSpares".
`static String`	`JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_PARALLELISM` The System property name "java.util.concurrent.ForkJoinPool.common.parallelism".
`static String`	`JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_THREAD_FACTORY` The System property name "java.util.concurrent.ForkJoinPool.common.threadFactory".
`static String`	`JAVA_UTIL_CURRENCY_DATA` The System property name "java.util.currency.data".
`static String`	`JAVA_UTIL_LOGGING_CONFIG_CLASS` The System property name "java.util.logging.config.class".
`static String`	`JAVA_UTIL_LOGGING_CONFIG_FILE` The System property name "java.util.logging.config.file".
`static String`	`JAVA_UTIL_LOGGING_SIMPLE_FORMATTER_FORMAT` The System property name "java.util.logging.simpleformatter.format".
`static String`	`JAVA_UTIL_PREFS_PREFERENCES_FACTORY` The System property name "java.util.prefs.PreferencesFactory".
`static String`	`JAVA_UTIL_PROPERTY_RESOURCE_BUNDLE_ENCODING` The System property name "java.util.PropertyResourceBundle.encoding".
`static String`	`JAVA_VENDOR` The System property name "java.vendor".
`static String`	`JAVA_VENDOR_URL` The System property name "java.vendor.url".
`static String`	`JAVA_VENDOR_VERSION` The System property name "java.vendor.version".
`static String`	`JAVA_VERSION` The System property name "java.version".
`static String`	`JAVA_VERSION_DATE` The System property name "java.version.date".
`static String`	`JAVA_VM_INFO` The System property name "java.vm.info".
`static String`	`JAVA_VM_NAME` The System property name "java.vm.name".
`static String`	`JAVA_VM_SPECIFICATION_NAME` The System property name "java.vm.specification.name".
`static String`	`JAVA_VM_SPECIFICATION_VENDOR` The System property name "java.vm.specification.vendor".
`static String`	`JAVA_VM_SPECIFICATION_VERSION` The System property name "java.vm.specification.version".
`static String`	`JAVA_VM_VENDOR` The System property name "java.vm.vendor".
`static String`	`JAVA_VM_VERSION` The System property name "java.vm.version".
`static String`	`JAVA_XML_CONFIG_FILE` The System property name "java.xml.config.file".
`static String`	`JAVAX_ACCESSIBILITY_ASSISTIVE_TECHNOLOGIES` The System property name "javax.accessibility.assistive_technologies".
`static String`	`JAVAX_NET_SSL_SESSION_CACHE_SIZE` The System property name "javax.net.ssl.sessionCacheSize".
`static String`	`JAVAX_RMI_SSL_CLIENT_ENABLED_CIPHER_SUITES` The System property name "javax.rmi.ssl.client.enabledCipherSuites".
`static String`	`JAVAX_RMI_SSL_CLIENT_ENABLED_PROTOCOLS` The System property name "javax.rmi.ssl.client.enabledProtocols".
`static String`	`JAVAX_SECURITY_AUTH_USE_SUBJECT_CREDS_ONLY` The System property name "javax.security.auth.useSubjectCredsOnly".
`static String`	`JAVAX_SMART_CARD_IO_TERMINAL_FACTORY_DEFAULT_TYPE` The System property name "javax.smartcardio.TerminalFactory.DefaultType".
`static String`	`JDBC_DRIVERS` The System property name "jdbc.drivers".
`static String`	`JDK_HTTP_AUTH_PROXYING_DISABLED_SCHEMES` The System property name "jdk.http.auth.proxying.disabledSchemes".
`static String`	`JDK_HTTP_AUTH_TUNNELING_DISABLED_SCHEMES` The System property name "jdk.http.auth.tunneling.disabledSchemes".
`static String`	`JDK_HTTP_CLIENT_ALLOW_RESTRICTED_HEADERS` The System property name "jdk.httpclient.allowRestrictedHeaders".
`static String`	`JDK_HTTP_CLIENT_AUTH_RETRY_LIMIT` The System property name "jdk.httpclient.auth.retrylimit".
`static String`	`JDK_HTTP_CLIENT_BUF_SIZE` The System property name "jdk.httpclient.bufsize".
`static String`	`JDK_HTTP_CLIENT_CONNECTION_POOL_SIZE` The System property name "jdk.httpclient.connectionPoolSize".
`static String`	`JDK_HTTP_CLIENT_CONNECTION_WINDOW_SIZE` The System property name "jdk.httpclient.connectionWindowSize".
`static String`	`JDK_HTTP_CLIENT_DISABLE_RETRY_CONNECT` The System property name "jdk.httpclient.disableRetryConnect".
`static String`	`JDK_HTTP_CLIENT_ENABLE_ALL_METHOD_RETRY` The System property name "jdk.httpclient.enableAllMethodRetry".
`static String`	`JDK_HTTP_CLIENT_ENABLE_PUSH` The System property name "jdk.httpclient.enablepush".
`static String`	`JDK_HTTP_CLIENT_HPACK_MAX_HEADER_TABLE_SIZE` The System property name "jdk.httpclient.hpack.maxheadertablesize".
`static String`	`JDK_HTTP_CLIENT_HTTP_CLIENT_LOG` The System property name "jdk.httpclient.HttpClient.log".
`static String`	`JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT` The System property name "jdk.httpclient.keepalive.timeout".
`static String`	`JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT_H2` The System property name "jdk.httpclient.keepalive.timeout.h2".
`static String`	`JDK_HTTP_CLIENT_MAX_FRAME_SIZE` The System property name "jdk.httpclient.maxframesize".
`static String`	`JDK_HTTP_CLIENT_MAX_STREAMS` The System property name "jdk.httpclient.maxstreams".
`static String`	`JDK_HTTP_CLIENT_RECEIVE_BUFFER_SIZE` The System property name "jdk.httpclient.receiveBufferSize".
`static String`	`JDK_HTTP_CLIENT_REDIRECTS_RETRY_LIMIT` The System property name "jdk.httpclient.redirects.retrylimit".
`static String`	`JDK_HTTP_CLIENT_SEND_BUFFER_SIZE` The System property name "jdk.httpclient.sendBufferSize".
`static String`	`JDK_HTTP_CLIENT_WEB_SOCKET_WRITE_BUFFER_SIZE` The System property name "jdk.httpclient.websocket.writeBufferSize".
`static String`	`JDK_HTTP_CLIENT_WINDOW_SIZE` The System property name "jdk.httpclient.windowsize".
`static String`	`JDK_HTTP_SERVER_MAX_CONNECTIONS` The System property name "jdk.httpserver.maxConnections".
`static String`	`JDK_HTTPS_NEGOTIATE_CBT` The System property name "jdk.https.negotiate.cbt".
`static String`	`JDK_INCLUDE_IN_EXCEPTIONS` The System property name "jdk.includeInExceptions".
`static String`	`JDK_INTERNAL_HTTP_CLIENT_DISABLE_HOST_NAME_VERIFICATION` The System property name "jdk.internal.httpclient.disableHostnameVerification".
`static String`	`JDK_IO_PERMISSIONS_USE_CANONICAL_PATH` The System property name "jdk.io.permissionsUseCanonicalPath".
`static String`	`JDK_JNDI_LDAP_OBJECT_FACTORIES_FILTER` The System property name "jdk.jndi.ldap.object.factoriesFilter".
`static String`	`JDK_JNDI_OBJECT_FACTORIES_FILTER` The System property name "jdk.jndi.object.factoriesFilter".
`static String`	`JDK_JNDI_RMI_OBJECT_FACTORIES_FILTER` The System property name "jdk.jndi.rmi.object.factoriesFilter".
`static String`	`JDK_MODULE_MAIN` The System property name "jdk.module.main".
`static String`	`JDK_MODULE_MAIN_CLASS` The System property name "jdk.module.main.class".
`static String`	`JDK_MODULE_PATH` The System property name "jdk.module.path".
`static String`	`JDK_MODULE_UPGRADE_PATH` The System property name "jdk.module.upgrade.path".
`static String`	`JDK_NET_UNIX_DOMAIN_TMPDIR` The System property name "jdk.net.unixdomain.tmpdir".
`static String`	`JDK_NET_URL_CLASS_PATH_SHOW_IGNORED_CLASS_PATH_ENTRIES` The System property name "jdk.net.URLClassPath.showIgnoredClassPathEntries".
`static String`	`JDK_SERIAL_FILTER` The System property name "jdk.serialFilter".
`static String`	`JDK_SERIAL_FILTER_FACTORY` The System property name "jdk.serialFilterFactory".
`static String`	`JDK_TLS_CLIENT_SIGNATURE_SCHEMES` The System property name "jdk.tls.client.SignatureSchemes".
`static String`	`JDK_TLS_NAMED_GROUPS` The System property name "jdk.tls.namedGroups".
`static String`	`JDK_TLS_SERVER_SIGNATURE_SCHEMES` The System property name "jdk.tls.server.SignatureSchemes".
`static String`	`JDK_VIRTUAL_THREAD_SCHEDULER_MAXPOOLSIZE` The System property name "jdk.virtualThreadScheduler.maxPoolSize".
`static String`	`JDK_VIRTUAL_THREAD_SCHEDULER_PARALLELISM` The System property name "jdk.virtualThreadScheduler.parallelism".
`static String`	`JDK_XML_CDATA_CHUNK_SIZE` The System property name "jdk.xml.cdataChunkSize".
`static String`	`JDK_XML_DTD_SUPPORT` The System property name "jdk.xml.dtd.support".
`static String`	`JDK_XML_ELEMENT_ATTRIBUTE_LIMIT` The System property name "jdk.xml.elementAttributeLimit".
`static String`	`JDK_XML_ENABLE_EXTENSION_FUNCTIONS` The System property name "jdk.xml.enableExtensionFunctions".
`static String`	`JDK_XML_ENTITY_EXPANSION_LIMIT` The System property name "jdk.xml.entityExpansionLimit".
`static String`	`JDK_XML_ENTITY_REPLACEMENT_LIMIT` The System property name "jdk.xml.entityReplacementLimi_t".
`static String`	`JDK_XML_IS_STANDALONE` The System property name "jdk.xml.isStandalone".
`static String`	`JDK_XML_JDK_CATALOG_RESOLVE` The System property name "jdk.xml.jdkcatalog.resolve".
`static String`	`JDK_XML_MAX_ELEMENT_DEPTH` The System property name "jdk.xml.maxElementDepth".
`static String`	`JDK_XML_MAX_GENERAL_ENTITY_SIZE_LIMIT` The System property name "jdk.xml.maxGeneralEntitySizeLimit".
`static String`	`JDK_XML_MAX_OCCUR_LIMIT` The System property name "jdk.xml.maxOccurLimit".
`static String`	`JDK_XML_MAX_PARAMETER_ENTITY_SIZE_LIMIT` The System property name "jdk.xml.maxParameterEntitySizeLimit".
`static String`	`JDK_XML_MAX_XML_NAME_LIMIT` The System property name "jdk.xml.maxXMLNameLimit".
`static String`	`JDK_XML_OVERRIDE_DEFAULT_PARSER` The System property name "jdk.xml.overrideDefaultParser".
`static String`	`JDK_XML_RESET_SYMBOL_TABLE` The System property name "jdk.xml.resetSymbolTable".
`static String`	`JDK_XML_TOTAL_ENTITY_SIZE_LIMIT` The System property name "jdk.xml.totalEntitySizeLimit".
`static String`	`JDK_XML_XSLTC_IS_STANDALONE` The System property name "jdk.xml.xsltcIsStandalone".
`static String`	`LINE_SEPARATOR` The System property name "line.separator".
`static String`	`NATIVE_ENCODING` The System property name "native.encoding".
`static String`	`NETWORK_ADDRESS_CACHE_NEGATIVE_TTL` The System property name "networkaddress.cache.negative.ttl".
`static String`	`NETWORK_ADDRESS_CACHE_STALE_TTL` The System property name "networkaddress.cache.stale.ttl".
`static String`	`NETWORK_ADDRESS_CACHE_TTL` The System property name "networkaddress.cache.ttl".
`static String`	`ORG_JCP_XML_DSIG_SECURE_VALIDATION` The System property name "org.jcp.xml.dsig.securevalidation".
`static String`	`ORG_OPENJDK_JAVA_UTIL_STREAM_TRIPWIRE` The System property name "org.openjdk.java.util.stream.tripwire".
`static String`	`OS_ARCH` The System property name "os.arch".
`static String`	`OS_NAME` The System property name "os.name".
`static String`	`OS_VERSION` The System property name "os.version".
`static String`	`PATH_SEPARATOR` The System property name "path.separator".
`static String`	`SOCKS_PROXY_HOST` The System property name "socksProxyHost".
`static String`	`SOCKS_PROXY_PORT` The System property name "socksProxyPort".
`static String`	`SOCKS_PROXY_VERSION` The System property name "socksProxyVersion".
`static String`	`STDERR_ENCODING` The System property name "stderr.encoding".
`static String`	`STDOUT_ENCODING` The System property name "stdout.encoding".
`static String`	`SUN_NET_HTTP_SERVER_DRAIN_AMOUNT` The System property name "sun.net.httpserver.drainAmount".
`static String`	`SUN_NET_HTTP_SERVER_IDLE_INTERVAL` The System property name "sun.net.httpserver.idleInterval".
`static String`	`SUN_NET_HTTP_SERVER_MAX_IDLE_CONNECTIONS` The System property name "sun.net.httpserver.maxIdleConnections".
`static String`	`SUN_NET_HTTP_SERVER_MAX_REQ_HEADERS` The System property name "sun.net.httpserver.maxReqHeaders".
`static String`	`SUN_NET_HTTP_SERVER_MAX_REQ_TIME` The System property name "sun.net.httpserver.maxReqTime".
`static String`	`SUN_NET_HTTP_SERVER_MAX_RSP_TIME` The System property name "sun.net.httpserver.maxRspTime".
`static String`	`SUN_NET_HTTP_SERVER_NO_DELAY` The System property name "sun.net.httpserver.nodelay".
`static String`	`SUN_SECURITY_KRB5_PRINCIPAL` The System property name "sun.security.krb5.principal".
`static String`	`USER_COUNTRY` The System property name "user.country".
`static String`	`USER_DIR` The System property name "user.dir".
`static String`	`USER_EXTENSIONS` The System property name "user.extensions".
`static String`	`USER_HOME` The System property name "user.home".
`static String`	`USER_LANGUAGE` The System property name "user.language".
`static String`	`USER_NAME` The System property name "user.name".
`static String`	`USER_REGION` The System property name "user.region".
`static String`	`USER_SCRIPT` The System property name "user.script".
`static String`	`USER_TIMEZONE` The System property name "user.timezone".
`static String`	`USER_VARIANT` The System property name "user.variant".

Constructor Summary

Constructors
Constructor and Description

SystemProperties()
Deprecated.
TODO Make private in 4.0.

Constructors
Constructor and Description
`SystemProperties()` Deprecated. TODO Make private in 4.0.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static String`	`getAppleAwtEnableTemplateImages()` Gets the current value from the system properties map.
`static String`	`getAwtToolkit()` Gets the current value from the system properties map.
`static boolean`	`getBoolean(String key, BooleanSupplier defaultIfAbsent)` Gets the current value for the property named `key` as an `boolean`.
`static String`	`getComSunJndiLdapObjectTrustSerialData()` Gets the current value from the system properties map.
`static String`	`getComSunNetHttpServerHttpServerProvider()` Gets the current value from the system properties map.
`static String`	`getFileEncoding()` Gets the current value from the system properties map.
`static String`	`getFileSeparator()` Gets the current value from the system properties map.
`static String`	`getFtpNonProxyHost()` Gets the current value from the system properties map.
`static String`	`getFtpProxyHost()` Gets the current value from the system properties map.
`static String`	`getFtpProxyPort()` Gets the current value from the system properties map.
`static String`	`getHttpAgent()` Gets the current value from the system properties map.
`static String`	`getHttpAuthDigestCnonceRepeat()` Gets the current value from the system properties map.
`static String`	`getHttpAuthDigestReenabledAlgorithms()` Gets the current value from the system properties map.
`static String`	`getHttpAuthDigestValidateProxy()` Gets the current value from the system properties map.
`static String`	`getHttpAuthDigestValidateServer()` Gets the current value from the system properties map.
`static String`	`getHttpAuthNtlmDomain()` Gets the current value from the system properties map.
`static String`	`getHttpKeepAlive()` Gets the current value from the system properties map.
`static String`	`getHttpKeepAliveTimeProxy()` Gets the current value from the system properties map.
`static String`	`getHttpKeepAliveTimeServer()` Gets the current value from the system properties map.
`static String`	`getHttpMaxConnections()` Gets the current value from the system properties map.
`static String`	`getHttpMaxRedirects()` Gets the current value from the system properties map.
`static String`	`getHttpNonProxyHosts()` Gets the current value from the system properties map.
`static String`	`getHttpProxyHost()` Gets the current value from the system properties map.
`static String`	`getHttpProxyPort()` Gets the current value from the system properties map.
`static String`	`getHttpsProxyHost()` Gets the current value from the system properties map.
`static String`	`getHttpsProxyPort()` Gets the current value from the system properties map.
`static int`	`getInt(String key, IntSupplier defaultIfAbsent)` Gets the current value for the property named `key` as an `int`.
`static String`	`getJavaAwtFonts()` Gets the current value from the system properties map.
`static String`	`getJavaAwtGraphicsenv()` Gets the current value from the system properties map.
`static String`	`getJavaAwtHeadless()` Gets the current value from the system properties map.
`static String`	`getJavaAwtPrinterjob()` Gets the current value from the system properties map.
`static String`	`getJavaClassPath()` Gets the current value from the system properties map.
`static String`	`getJavaClassVersion()` Gets the current value from the system properties map.
`static String`	`getJavaCompiler()` Gets the current value from the system properties map.
`static String`	`getJavaContentHandlerPkgs()` Gets the current value from the system properties map.
`static String`	`getJavaEndorsedDirs()` Gets the current value from the system properties map.
`static String`	`getJavaExtDirs()` Gets the current value from the system properties map.
`static String`	`getJavaHome()` Gets the current value from the system properties map.
`static String`	`getJavaIoTmpdir()` Gets the current value from the system properties map.
`static String`	`getJavaLibraryPath()` Gets the current value from the system properties map.
`static String`	`getJavaLocaleProviders()` Gets the current value from the system properties map.
`static String`	`getJavaLocaleUseOldIsoCodes()` Gets the current value from the system properties map.
`static String`	`getJavaNetPreferIpv4Stack()` Gets the current value from the system properties map.
`static String`	`getJavaNetPreferIpv6Addresses()` Gets the current value from the system properties map.
`static String`	`getJavaNetSocksPassword()` Gets the current value from the system properties map.
`static String`	`getJavaNetSocksUserName()` Gets the current value from the system properties map.
`static String`	`getJavaNetUseSystemProxies()` Gets the current value from the system properties map.
`static String`	`getJavaNioChannelsDefaultThreadPoolInitialSize()` Gets the current value from the system properties map.
`static String`	`getJavaNioChannelsDefaultThreadPoolThreadFactory()` Gets the current value from the system properties map.
`static String`	`getJavaNioChannelsSpiAsynchronousChannelProvider()` Gets the current value from the system properties map.
`static String`	`getJavaNioChannelsSpiSelectorProvider()` Gets the current value from the system properties map.
`static String`	`getJavaNioFileSpiDefaultFileSystemProvider()` Gets the current value from the system properties map.
`static String`	`getJavaPropertiesDate()` Gets the current value from the system properties map.
`static String`	`getJavaProtocolHandlerPkgs()` Gets the current value from the system properties map.
`static String`	`getJavaRmiServerCodebase()` Gets the current value from the system properties map.
`static String`	`getJavaRmiServerHostName()` Gets the current value from the system properties map.
`static String`	`getJavaRmiServerRandomIds()` Gets the current value from the system properties map.
`static String`	`getJavaRmiServerRmiClassLoaderSpi()` Gets the current value from the system properties map.
`static String`	`getJavaRuntimeName()` Gets the current value from the system properties map.
`static String`	`getJavaRuntimeVersion()` Gets the current value from the system properties map.
`static String`	`getJavaSecurityAuthLoginConfig()` Gets the current value from the system properties map.
`static String`	`getJavaSecurityManager()` Gets the current value from the system properties map.
`static String`	`getJavaSpecificationMaintenanceVersion()` Gets the current value from the system properties map.
`static String`	`getJavaSpecificationName()` Gets the current value from the system properties map.
`static String`	`getJavaSpecificationVendor()` Gets the current value from the system properties map.
`static String`	`getJavaSpecificationVersion()` Gets the current value from the system properties map.
`static String`	`getJavaSpecificationVersion(String defaultValue)` Gets the current value from the system properties map for "java.specification.version".
`static String`	`getJavaSystemClassLoader()` Gets the current value from the system properties map for "java.system.class.loader".
`static String`	`getJavaTimeZoneDefaultZoneRulesProvider()` Gets the current value from the system properties map for "java.time.zone.DefaultZoneRulesProvider".
`static String`	`getJavaUtilConcurrentForkJoinPoolCommonExceptionHandler()` Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.exceptionHandler".
`static String`	`getJavaUtilConcurrentForkJoinPoolCommonMaximumSpares()` Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.maximumSpares".
`static String`	`getJavaUtilConcurrentForkJoinPoolCommonParallelism()` Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.parallelism".
`static String`	`getJavaUtilConcurrentForkJoinPoolCommonThreadFactory()` Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.threadFactory".
`static String`	`getJavaUtilCurrencyData()` Gets the current value from the system properties map for "java.util.currency.data".
`static String`	`getJavaUtilLoggingConfigClass()` Gets the current value from the system properties map for "java.util.logging.config.class".
`static String`	`getJavaUtilLoggingConfigFile()` Gets the current value from the system properties map for "java.util.logging.config.file".
`static String`	`getJavaUtilLoggingSimpleFormatterFormat()` Gets the current value from the system properties map for "java.util.logging.simpleformatter.format".
`static String`	`getJavaUtilPrefsPreferencesFactory()` Gets the current value from the system properties map for "java.util.prefs.PreferencesFactory".
`static String`	`getJavaUtilPropertyResourceBundleEncoding()` Gets the current value from the system properties map for "java.util.PropertyResourceBundle.encoding".
`static String`	`getJavaVendor()` Gets the current value from the system properties map for "java.vendor".
`static String`	`getJavaVendorUrl()` Gets the current value from the system properties map for "java.vendor.url".
`static String`	`getJavaVendorVersion()` Gets the current value from the system properties map for "java.vendor.version".
`static String`	`getJavaVersion()` Gets the current value from the system properties map for "java.version".
`static String`	`getJavaVersionDate()` Gets the current value from the system properties map for "java.version.date".
`static String`	`getJavaVmInfo()` Gets the current value from the system properties map for "java.vm.info".
`static String`	`getJavaVmName()` Gets the current value from the system properties map for "java.vm.name".
`static String`	`getJavaVmSpecificationName()` Gets the current value from the system properties map for "java.vm.specification.name".
`static String`	`getJavaVmSpecificationVendor()` Gets the current value from the system properties map for "java.vm.specification.vendor".
`static String`	`getJavaVmSpecificationVersion()` Gets the current value from the system properties map for "java.vm.specification.version".
`static String`	`getJavaVmVendor()` Gets the current value from the system properties map for "java.vm.vendor".
`static String`	`getJavaVmVersion()` Gets the current value from the system properties map for "java.vm.version".
`static String`	`getJavaxAccessibilityAssistiveTechnologies()` Gets the current value from the system properties map for "javax.accessibility.assistive_technologies".
`static String`	`getJavaXmlConfigFile()` Gets the current value from the system properties map for "java.xml.config.file".
`static String`	`getJavaxNetSslSessionCacheSize()` Gets the current value from the system properties map for "javax.net.ssl.sessionCacheSize".
`static String`	`getJavaxRmiSslClientEnabledCipherSuites()` Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledCipherSuites".
`static String`	`getJavaxRmiSslClientEnabledProtocols()` Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledProtocols".
`static String`	`getJavaxSecurityAuthUseSubjectCredsOnly()` Gets the current value from the system properties map for "javax.security.auth.useSubjectCredsOnly".
`static String`	`getJavaxSmartCardIoTerminalFactoryDefaultType()` Gets the current value from the system properties map for "javax.smartcardio.TerminalFactory.DefaultType".
`static String`	`getJdbcDrivers()` Gets the current value from the system properties map for "jdbc.drivers".
`static String`	`getJdkHttpAuthProxyingDisabledSchemes()` Gets the current value from the system properties map for "jdk.http.auth.proxying.disabledSchemes".
`static String`	`getJdkHttpAuthTunnelingDisabledSchemes()` Gets the current value from the system properties map for "jdk.http.auth.tunneling.disabledSchemes".
`static String`	`getJdkHttpClientAllowRestrictedHeaders()` Gets the current value from the system properties map for "jdk.httpclient.allowRestrictedHeaders".
`static String`	`getJdkHttpClientAuthRetryLimit()` Gets the current value from the system properties map for "jdk.httpclient.auth.retrylimit".
`static String`	`getJdkHttpClientBufSize()` Gets the current value from the system properties map for "jdk.httpclient.bufsize".
`static String`	`getJdkHttpClientConnectionPoolSize()` Gets the current value from the system properties map for "jdk.httpclient.connectionPoolSize".
`static String`	`getJdkHttpClientConnectionWindowSize()` Gets the current value from the system properties map for "jdk.httpclient.connectionWindowSize".
`static String`	`getJdkHttpClientDisableRetryConnect()` Gets the current value from the system properties map for "jdk.httpclient.disableRetryConnect".
`static String`	`getJdkHttpClientEnableAllMethodRetry()` Gets the current value from the system properties map for "jdk.httpclient.enableAllMethodRetry".
`static String`	`getJdkHttpClientEnablePush()` Gets the current value from the system properties map for "jdk.httpclient.enablepush".
`static String`	`getJdkHttpClientHpackMaxHeaderTableSize()` Gets the current value from the system properties map for "jdk.httpclient.hpack.maxheadertablesize".
`static String`	`getJdkHttpClientHttpClientLog()` Gets the current value from the system properties map for "jdk.httpclient.HttpClient.log".
`static String`	`getJdkHttpClientKeepAliveTimeout()` Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout".
`static String`	`getJdkHttpClientKeepAliveTimeoutH2()` Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout.h2".
`static String`	`getJdkHttpClientMaxFrameSize()` Gets the current value from the system properties map for "jdk.httpclient.maxframesize".
`static String`	`getJdkHttpClientMaxStreams()` Gets the current value from the system properties map for "jdk.httpclient.maxstreams".
`static String`	`getJdkHttpClientReceiveBufferSize()` Gets the current value from the system properties map for "jdk.httpclient.receiveBufferSize".
`static String`	`getJdkHttpClientRedirectsRetryLimit()` Gets the current value from the system properties map for "jdk.httpclient.redirects.retrylimit".
`static String`	`getJdkHttpClientSendBufferSize()` Gets the current value from the system properties map for "jdk.httpclient.sendBufferSize".
`static String`	`getJdkHttpClientWebSocketWriteBufferSize()` Gets the current value from the system properties map for "jdk.httpclient.websocket.writeBufferSize".
`static String`	`getJdkHttpClientWindowSize()` Gets the current value from the system properties map for "jdk.httpclient.windowsize".
`static String`	`getJdkHttpServerMaxConnections()` Gets the current value from the system properties map for "jdk.httpserver.maxConnections".
`static String`	`getJdkHttpsNegotiateCbt()` Gets the current value from the system properties map for "jdk.https.negotiate.cbt".
`static String`	`getJdkIncludeInExceptions()` Gets the current value from the system properties map for "jdk.includeInExceptions".
`static String`	`getJdkInternalHttpClientDisableHostNameVerification()` Gets the current value from the system properties map for "jdk.internal.httpclient.disableHostnameVerification".
`static String`	`getJdkIoPermissionsUseCanonicalPath()` Gets the current value from the system properties map for "jdk.io.permissionsUseCanonicalPath".
`static String`	`getJdkJndiLdapObjectFactoriesFilter()` Gets the current value from the system properties map for "jdk.jndi.ldap.object.factoriesFilter".
`static String`	`getJdkJndiObjectFactoriesFilter()` Gets the current value from the system properties map for "jdk.jndi.object.factoriesFilter".
`static String`	`getJdkJndiRmiObjectFactoriesFilter()` Gets the current value from the system properties map for "jdk.jndi.rmi.object.factoriesFilter".
`static String`	`getJdkModuleMain()` Gets the current value from the system properties map for "jdk.module.main".
`static String`	`getJdkModuleMainClass()` Gets the current value from the system properties map for "jdk.module.main.class".
`static String`	`getJdkModulePath()` Gets the current value from the system properties map for "jdk.module.path".
`static String`	`getJdkModuleUpgradePath()` Gets the current value from the system properties map for "jdk.module.upgrade.path".
`static String`	`getJdkNetUnixDomainTmpDir()` Gets the current value from the system properties map for "jdk.net.unixdomain.tmpdir".
`static String`	`getJdkNetUrlClassPathShowIgnoredClassPathEntries()` Gets the current value from the system properties map for "jdk.net.URLClassPath.showIgnoredClassPathEntries".
`static String`	`getJdkSerialFilter()` Gets the current value from the system properties map for "jdk.serialFilter".
`static String`	`getJdkSerialFilterFactory()` Gets the current value from the system properties map for "jdk.serialFilterFactory".
`static String`	`getJdkTlsClientSignatureSchemes()` Gets the current value from the system properties map for "jdk.tls.client.SignatureSchemes".
`static String`	`getJdkTlsNamedGroups()` Gets the current value from the system properties map for "jdk.tls.namedGroups".
`static String`	`getJdkTlsServerSignatureSchemes()` Gets the current value from the system properties map for "jdk.tls.server.SignatureSchemes".
`static String`	`getJdkVirtualThreadSchedulerMaxPoolSize()` Gets the current value from the system properties map for "jdk.virtualThreadScheduler.maxPoolSize".
`static String`	`getJdkVirtualThreadSchedulerParallelism()` Gets the current value from the system properties map for "jdk.virtualThreadScheduler.parallelism".
`static String`	`getJdkXmlCdataChunkSize()` Gets the current value from the system properties map for "jdk.xml.cdataChunkSize".
`static String`	`getJdkXmlDtdSupport()` Gets the current value from the system properties map for "jdk.xml.dtd.support".
`static String`	`getJdkXmlElementAttributeLimit()` Gets the current value from the system properties map for "jdk.xml.elementAttributeLimit".
`static String`	`getJdkXmlEnableExtensionFunctions()` Gets the current value from the system properties map for "jdk.xml.enableExtensionFunctions".
`static String`	`getJdkXmlEntityExpansionLimit()` Gets the current value from the system properties map for "jdk.xml.entityExpansionLimit".
`static String`	`getJdkXmlEntityReplacementLimit()` Gets the current value from the system properties map for "jdk.xml.entityReplacementLimi_t".
`static String`	`getJdkXmlIsStandalone()` Gets the current value from the system properties map for "jdk.xml.isStandalone".
`static String`	`getJdkXmlJdkCatalogResolve()` Gets the current value from the system properties map for "jdk.xml.jdkcatalog.resolve".
`static String`	`getJdkXmlMaxElementDepth()` Gets the current value from the system properties map for "jdk.xml.maxElementDepth".
`static String`	`getJdkXmlMaxGeneralEntitySizeLimit()` Gets the current value from the system properties map for "jdk.xml.maxGeneralEntitySizeLimit".
`static String`	`getJdkXmlMaxOccurLimit()` Gets the current value from the system properties map for "jdk.xml.maxOccurLimit".
`static String`	`getJdkXmlMaxParameterEntitySizeLimit()` Gets the current value from the system properties map for "jdk.xml.maxParameterEntitySizeLimit".
`static String`	`getJdkXmlMaxXmlNameLimit()` Gets the current value from the system properties map for "jdk.xml.maxXMLNameLimit".
`static String`	`getJdkXmlOverrideDefaultParser()` Gets the current value from the system properties map for "jdk.xml.overrideDefaultParser".
`static String`	`getJdkXmlResetSymbolTable()` Gets the current value from the system properties map for "jdk.xml.resetSymbolTable".
`static String`	`getJdkXmlTotalEntitySizeLimit()` Gets the current value from the system properties map for "jdk.xml.totalEntitySizeLimit".
`static String`	`getJdkXmlXsltcIsStandalone()` Gets the current value from the system properties map for "jdk.xml.xsltcIsStandalone".
`static String`	`getLineSeparator()` Gets the current value from the system properties map for "line.separator".
`static String`	`getLineSeparator(Supplier<String> defaultIfAbsent)` Gets the current value from the system properties map for "line.separator".
`static long`	`getLong(String key, LongSupplier defaultIfAbsent)` Gets the current value for the property named `key` as a `long`.
`static String`	`getNativeEncoding()` Gets the current value from the system properties map for "native.encoding".
`static String`	`getNetworkAddressCacheNegativeTtl()` Gets the current value from the system properties map for "networkaddress.cache.negative.ttl".
`static String`	`getNetworkAddressCacheStaleTtl()` Gets the current value from the system properties map for "networkaddress.cache.stale.ttl".
`static String`	`getNetworkAddressCacheTtl()` Gets the current value from the system properties map for "networkaddress.cache.ttl".
`static String`	`getOrgJcpXmlDsigSecureValidation()` Gets the current value from the system properties map for "org.jcp.xml.dsig.securevalidation".
`static String`	`getOrgOpenJdkJavaUtilStreamTripwire()` Gets the current value from the system properties map for "org.openjdk.java.util.stream.tripwire".
`static String`	`getOsArch()` Gets the current value from the system properties map for "os.arch".
`static String`	`getOsName()` Gets the current value from the system properties map for "os.name".
`static String`	`getOsVersion()` Gets the current value from the system properties map for "os.version".
`static String`	`getPathSeparator()` Gets the current value from the system properties map for "path.separator".
`static String`	`getProperty(String property)` Gets a System property, defaulting to `null` if the property cannot be read.
`static String`	`getSocksProxyHost()` Gets the current value from the system properties map for "socksProxyHost".
`static String`	`getSocksProxyPort()` Gets the current value from the system properties map for "socksProxyPort".
`static String`	`getSocksProxyVersion()` Gets the current value from the system properties map for "socksProxyVersion".
`static String`	`getStdErrEncoding()` Gets the current value from the system properties map for "stderr.encoding".
`static String`	`getStdOutEncoding()` Gets the current value from the system properties map for "stdout.encoding".
`static String`	`getSunNetHttpServerDrainAmount()` Gets the current value from the system properties map for "sun.net.httpserver.drainAmount".
`static String`	`getSunNetHttpServerIdleInterval()` Gets the current value from the system properties map for "sun.net.httpserver.idleInterval".
`static String`	`getSunNetHttpServerMaxIdleConnections()` Gets the current value from the system properties map for "sun.net.httpserver.maxIdleConnections".
`static String`	`getSunNetHttpServerMaxReqHeaders()` Gets the current value from the system properties map for "sun.net.httpserver.maxReqHeaders".
`static String`	`getSunNetHttpServerMaxReqTime()` Gets the current value from the system properties map for "sun.net.httpserver.maxReqTime".
`static String`	`getSunNetHttpServerMaxRspTime()` Gets the current value from the system properties map for "sun.net.httpserver.maxRspTime".
`static String`	`getSunNetHttpServerNoDelay()` Gets the current value from the system properties map for "sun.net.httpserver.nodelay".
`static String`	`getSunSecurityKrb5Principal()` Gets the current value from the system properties map for "sun.security.krb5.principal".
`static String`	`getUserCountry()` Gets the current value from the system properties map for "user.country".
`static String`	`getUserDir()` Gets the current value from the system properties map for "user.dir".
`static String`	`getUserExtensions()` Gets the current value from the system properties map for "user.extensions".
`static String`	`getUserHome()` Gets the current value from the system properties map for "user.home".
`static String`	`getUserLanguage()` Gets the current value from the system properties map for "user.language".
`static String`	`getUserName()` Gets the current value from the system properties map for "user.name".
`static String`	`getUserName(String defaultValue)` Gets the current value from the system properties map for "user.name".
`static String`	`getUserRegion()` Gets the current value from the system properties map for "user.region".
`static String`	`getUserScript()` Gets the current value from the system properties map for "user.script".
`static String`	`getUserTimezone()` Gets the current value from the system properties map for "user.timezone".
`static String`	`getUserVariant()` Gets the current value from the system properties map for "user.variant".
`static boolean`	`isPropertySet(String property)` Tests whether the given property is set.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - APPLE_AWT_ENABLE_TEMPLATE_IMAGES
```
public static final String APPLE_AWT_ENABLE_TEMPLATE_IMAGES
```
    The System property name "apple.awt.enableTemplateImages".
    
    Since:
    
    3.15.0
    
    See Also:
    
    apple.awt.enableTemplateImages, Constant Field Values
  - AWT_TOOLKIT
```
public static final String AWT_TOOLKIT
```
    The System property name "awt.toolkit".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    System Properties, Constant Field Values
  - COM_SUN_JNDI_LDAP_OBJECT_TRUST_SERIAL_DATA
```
public static final String COM_SUN_JNDI_LDAP_OBJECT_TRUST_SERIAL_DATA
```
    The System property name "com.sun.jndi.ldap.object.trustSerialData".
    
    Since:
    
    3.15.0
    
    See Also:
    
    com.sun.jndi.ldap.object.trustSerialData, Constant Field Values
  - COM_SUN_NET_HTTP_SERVER_HTTP_SERVER_PROVIDER
```
public static final String COM_SUN_NET_HTTP_SERVER_HTTP_SERVER_PROVIDER
```
    The System property name "com.sun.net.httpserver.HttpServerProvider".
    
    Since:
    
    3.15.0
    
    See Also:
    
    com.sun.net.httpserver.HttpServerProvider, Constant Field Values
  - FILE_ENCODING
```
public static final String FILE_ENCODING
```
    The System property name "file.encoding".
    
    See Also:
    
    Constant Field Values
  - FILE_SEPARATOR
```
public static final String FILE_SEPARATOR
```
    The System property name "file.separator".
    
    See Also:
    
    Constant Field Values
  - FTP_NON_PROXY_HOST
```
public static final String FTP_NON_PROXY_HOST
```
    The System property name "ftp.nonProxyHosts".
    
    Since:
    
    3.15.0
    
    See Also:
    
    ftp.nonProxyHosts, Constant Field Values
  - FTP_PROXY_HOST
```
public static final String FTP_PROXY_HOST
```
    The System property name "ftp.proxyHost".
    
    Since:
    
    3.15.0
    
    See Also:
    
    ftp.proxyHost, Constant Field Values
  - FTP_PROXY_PORT
```
public static final String FTP_PROXY_PORT
```
    The System property name "ftp.proxyPort".
    
    Since:
    
    3.15.0
    
    See Also:
    
    ftp.proxyPort, Constant Field Values
  - HTTP_AGENT
```
public static final String HTTP_AGENT
```
    The System property name "http.agent".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.agent, Constant Field Values
  - HTTP_AUTH_DIGEST_CNONCE_REPEAT
```
public static final String HTTP_AUTH_DIGEST_CNONCE_REPEAT
```
    The System property name "http.auth.digest.cnonceRepeat".
    
    Since:
    
    3.15.0
    
    See Also:
    
    auth.digest.cnonceRepeat, Constant Field Values
  - HTTP_AUTH_DIGEST_RE_ENABLED_ALGORITHMS
```
public static final String HTTP_AUTH_DIGEST_RE_ENABLED_ALGORITHMS
```
    The System property name "http.auth.digest.reEnabledAlgorithms".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.auth.digest.reEnabledAlgorithms, Constant Field Values
  - HTTP_AUTH_DIGEST_VALIDATE_PROXY
```
public static final String HTTP_AUTH_DIGEST_VALIDATE_PROXY
```
    The System property name "http.auth.digest.validateProxy".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.auth.digest.validateProxy, Constant Field Values
  - HTTP_AUTH_DIGEST_VALIDATE_SERVER
```
public static final String HTTP_AUTH_DIGEST_VALIDATE_SERVER
```
    The System property name "http.auth.digest.validateServer".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.auth.digest.validateServer, Constant Field Values
  - HTTP_AUTH_NTLM_DOMAIN
```
public static final String HTTP_AUTH_NTLM_DOMAIN
```
    The System property name "http.auth.ntlm.domain".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.auth.ntlm.domain, Constant Field Values
  - HTTP_KEEP_ALIVE
```
public static final String HTTP_KEEP_ALIVE
```
    The System property name "http.keepAlive".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.keepAlive, Constant Field Values
  - HTTP_KEEP_ALIVE_TIME_PROXY
```
public static final String HTTP_KEEP_ALIVE_TIME_PROXY
```
    The System property name "http.keepAlive.time.proxy".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.keepAlive.time.proxy, Constant Field Values
  - HTTP_KEEP_ALIVE_TIME_SERVER
```
public static final String HTTP_KEEP_ALIVE_TIME_SERVER
```
    The System property name "http.keepAlive.time.server".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.keepAlive.time.server, Constant Field Values
  - HTTP_MAX_CONNECTIONS
```
public static final String HTTP_MAX_CONNECTIONS
```
    The System property name "http.maxConnections".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.maxConnections, Constant Field Values
  - HTTP_MAX_REDIRECTS
```
public static final String HTTP_MAX_REDIRECTS
```
    The System property name "http.maxRedirects".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.maxRedirects, Constant Field Values
  - HTTP_NON_PROXY_HOSTS
```
public static final String HTTP_NON_PROXY_HOSTS
```
    The System property name "http.nonProxyHosts".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.nonProxyHosts, Constant Field Values
  - HTTP_PROXY_HOST
```
public static final String HTTP_PROXY_HOST
```
    The System property name "http.proxyHost".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.proxyHost, Constant Field Values
  - HTTP_PROXY_PORT
```
public static final String HTTP_PROXY_PORT
```
    The System property name "http.proxyPort".
    
    Since:
    
    3.15.0
    
    See Also:
    
    http.proxyPort, Constant Field Values
  - HTTPS_PROXY_HOST
```
public static final String HTTPS_PROXY_HOST
```
    The System property name "https.proxyHost".
    
    Since:
    
    3.15.0
    
    See Also:
    
    https.proxyHost, Constant Field Values
  - HTTPS_PROXY_PORT
```
public static final String HTTPS_PROXY_PORT
```
    The System property name "https.proxyPort".
    
    Since:
    
    3.15.0
    
    See Also:
    
    https.proxyPort, Constant Field Values
  - JAVA_AWT_FONTS
```
public static final String JAVA_AWT_FONTS
```
    The System property name "java.awt.fonts".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    java.awt.fonts, Constant Field Values
  - JAVA_AWT_GRAPHICSENV
```
public static final String JAVA_AWT_GRAPHICSENV
```
    The System property name "java.awt.graphicsenv".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    java.awt.graphicsenv, Constant Field Values
  - JAVA_AWT_HEADLESS
```
public static final String JAVA_AWT_HEADLESS
```
    The System property name "java.awt.headless".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    java.awt.headless, Constant Field Values
  - JAVA_AWT_PRINTERJOB
```
public static final String JAVA_AWT_PRINTERJOB
```
    The System property name "java.awt.printerjob".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    java.awt.printerjob, Constant Field Values
  - JAVA_CLASS_PATH
```
public static final String JAVA_CLASS_PATH
```
    The System property name "java.class.path".
    
    See Also:
    
    Constant Field Values
  - JAVA_CLASS_VERSION
```
public static final String JAVA_CLASS_VERSION
```
    The System property name "java.class.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_COMPILER
```
public static final String JAVA_COMPILER
```
    The System property name "java.compiler".
    Not in Java 21. Last seen in Java 17.
    
    See Also:
    
    Constant Field Values
  - JAVA_CONTENT_HANDLER_PKGS
```
public static final String JAVA_CONTENT_HANDLER_PKGS
```
    The System property name "java.content.handler.pkgs".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.content.handler.pkgs, Constant Field Values
  - JAVA_ENDORSED_DIRS
```
public static final String JAVA_ENDORSED_DIRS
```
    The System property name "java.endorsed.dirs".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    Constant Field Values
  - JAVA_EXT_DIRS
```
public static final String JAVA_EXT_DIRS
```
    The System property name "java.ext.dirs".
    Not in Java 17 and 21 (Javadoc).
    
    See Also:
    
    Constant Field Values
  - JAVA_HOME
```
public static final String JAVA_HOME
```
    The System property name "java.home".
    
    See Also:
    
    Constant Field Values
  - JAVA_IO_TMPDIR
```
public static final String JAVA_IO_TMPDIR
```
    The System property name "java.io.tmpdir".
    
    See Also:
    
    Constant Field Values
  - JAVA_LIBRARY_PATH
```
public static final String JAVA_LIBRARY_PATH
```
    The System property name "java.library.path".
    
    See Also:
    
    Constant Field Values
  - JAVA_LOCALE_PROVIDERS
```
public static final String JAVA_LOCALE_PROVIDERS
```
    The System property name "java.locale.providers".
    
    See Also:
    
    Constant Field Values
  - JAVA_LOCALE_USE_OLD_ISO_CODES
```
public static final String JAVA_LOCALE_USE_OLD_ISO_CODES
```
    The System property name "java.locale.useOldISOCodes".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.locale.useOldISOCodes, Constant Field Values
  - JAVA_NET_PREFER_IPV4_STACK
```
public static final String JAVA_NET_PREFER_IPV4_STACK
```
    The System property name "java.net.preferIPv4Stack".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.net.preferIPv4Stack, Constant Field Values
  - JAVA_NET_PREFER_IPV6_ADDRESSES
```
public static final String JAVA_NET_PREFER_IPV6_ADDRESSES
```
    The System property name "java.net.preferIPv6Addresses".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.net.preferIPv6Addresses, Constant Field Values
  - JAVA_NET_SOCKS_PASSWORD
```
public static final String JAVA_NET_SOCKS_PASSWORD
```
    The System property name "java.net.socks.password".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.net.socks.password, Constant Field Values
  - JAVA_NET_SOCKS_USER_NAME
```
public static final String JAVA_NET_SOCKS_USER_NAME
```
    The System property name "java.net.socks.username".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.net.socks.username, Constant Field Values
  - JAVA_NET_USE_SYSTEM_PROXIES
```
public static final String JAVA_NET_USE_SYSTEM_PROXIES
```
    The System property name "java.net.useSystemProxies".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.net.useSystemProxies, Constant Field Values
  - JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_INITIAL_SIZE
```
public static final String JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_INITIAL_SIZE
```
    The System property name "java.nio.channels.DefaultThreadPool.initialSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.nio.channels.DefaultThreadPool.initialSize, Constant Field Values
  - JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_THREAD_FACTORY
```
public static final String JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_THREAD_FACTORY
```
    The System property name "java.nio.channels.DefaultThreadPool.threadFactory".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.nio.channels.DefaultThreadPool.threadFactory, Constant Field Values
  - JAVA_NIO_CHANNELS_SPI_ASYNCHRONOUS_CHANNEL_PROVIDER
```
public static final String JAVA_NIO_CHANNELS_SPI_ASYNCHRONOUS_CHANNEL_PROVIDER
```
    The System property name "java.nio.channels.spi.AsynchronousChannelProvider".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.nio.channels.DefaultThreadPool.initialSize, Constant Field Values
  - JAVA_NIO_CHANNELS_SPI_SELECTOR_PROVIDER
```
public static final String JAVA_NIO_CHANNELS_SPI_SELECTOR_PROVIDER
```
    The System property name "java.nio.channels.spi.SelectorProvider".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.nio.channels.spi.SelectorProvider, Constant Field Values
  - JAVA_NIO_FILE_SPI_DEFAULT_FILE_SYSTEM_PROVIDER
```
public static final String JAVA_NIO_FILE_SPI_DEFAULT_FILE_SYSTEM_PROVIDER
```
    The System property name "java.nio.file.spi.DefaultFileSystemProvider".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.nio.file.spi.DefaultFileSystemProvider, Constant Field Values
  - JAVA_PROPERTIES_DATE
```
public static final String JAVA_PROPERTIES_DATE
```
    The System property name "java.properties.date".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.properties.date, Constant Field Values
  - JAVA_PROTOCOL_HANDLER_PKGS
```
public static final String JAVA_PROTOCOL_HANDLER_PKGS
```
    The System property name "java.protocol.handler.pkgs".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.protocol.handler.pkgs, Constant Field Values
  - JAVA_RMI_SERVER_CODEBASE
```
public static final String JAVA_RMI_SERVER_CODEBASE
```
    The System property name "java.rmi.server.codebase".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.rmi.server.codebase, Constant Field Values
  - JAVA_RMI_SERVER_HOST_NAME
```
public static final String JAVA_RMI_SERVER_HOST_NAME
```
    The System property name "java.rmi.server.hostname".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.rmi.server.hostname, Constant Field Values
  - JAVA_RMI_SERVER_RANDOM_IDS
```
public static final String JAVA_RMI_SERVER_RANDOM_IDS
```
    The System property name "java.rmi.server.randomIDs".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.rmi.server.randomIDs, Constant Field Values
  - JAVA_RMI_SERVER_RMI_CLASS_LOADER_SPI
```
public static final String JAVA_RMI_SERVER_RMI_CLASS_LOADER_SPI
```
    The System property name "java.rmi.server.RMIClassLoaderSpi".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.rmi.server.RMIClassLoaderSpi, Constant Field Values
  - JAVA_RUNTIME_NAME
```
public static final String JAVA_RUNTIME_NAME
```
    The System property name "java.runtime.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_RUNTIME_VERSION
```
public static final String JAVA_RUNTIME_VERSION
```
    The System property name "java.runtime.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_SECURITY_AUTH_LOGIN_CONFIG
```
public static final String JAVA_SECURITY_AUTH_LOGIN_CONFIG
```
    The System property name "java.security.auth.login.config".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.security.auth.login.config, Constant Field Values
  - JAVA_SECURITY_KERBEROS_CONF
```
public static final String JAVA_SECURITY_KERBEROS_CONF
```
    The System property name "java.security.krb5.conf".
    
    Since:
    
    3.18.0
    
    See Also:
    
    java.security.krb5.conf, package javax.security.auth.kerberos conf, Constant Field Values
  - JAVA_SECURITY_KERBEROS_KDC
```
public static final String JAVA_SECURITY_KERBEROS_KDC
```
    The System property name "java.security.krb5.kdc".
    
    Since:
    
    3.18.0
    
    See Also:
    
    java.security.krb5.kdc, package javax.security.auth.kerberos KDC, Constant Field Values
  - JAVA_SECURITY_KERBEROS_REALM
```
public static final String JAVA_SECURITY_KERBEROS_REALM
```
    The System property name "java.security.krb5.realm".
    
    Since:
    
    3.18.0
    
    See Also:
    
    java.security.krb5.realm, package javax.security.auth.kerberos realm, Constant Field Values
  - JAVA_SECURITY_DEBUG
```
public static final String JAVA_SECURITY_DEBUG
```
    The System property name "java.security.debug".
    
    Since:
    
    3.18.0
    
    See Also:
    
    java.security.debug, Constant Field Values
  - JAVA_SECURITY_MANAGER
```
public static final String JAVA_SECURITY_MANAGER
```
    The System property name "java.security.manager".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.security.manager, Constant Field Values
  - JAVA_SPECIFICATION_MAINTENANCE_VERSION
```
public static final String JAVA_SPECIFICATION_MAINTENANCE_VERSION
```
    The System property name "java.specification.maintenance.version".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.specification.maintenance.version, Constant Field Values
  - JAVA_SPECIFICATION_NAME
```
public static final String JAVA_SPECIFICATION_NAME
```
    The System property name "java.specification.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_SPECIFICATION_VENDOR
```
public static final String JAVA_SPECIFICATION_VENDOR
```
    The System property name "java.specification.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_SPECIFICATION_VERSION
```
public static final String JAVA_SPECIFICATION_VERSION
```
    The System property name "java.specification.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_SYSTEM_CLASS_LOADER
```
public static final String JAVA_SYSTEM_CLASS_LOADER
```
    The System property name "java.system.class.loader".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.system.class.loader, Constant Field Values
  - JAVA_TIME_ZONE_DEFAULT_ZONE_RULES_PROVIDER
```
public static final String JAVA_TIME_ZONE_DEFAULT_ZONE_RULES_PROVIDER
```
    The System property name "java.time.zone.DefaultZoneRulesProvider".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.time.zone.DefaultZoneRulesProvider, Constant Field Values
  - JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_EXCEPTION_HANDLER
```
public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_EXCEPTION_HANDLER
```
    The System property name "java.util.concurrent.ForkJoinPool.common.exceptionHandler".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.concurrent.ForkJoinPool.common.exceptionHandler, Constant Field Values
  - JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_MAXIMUM_SPARES
```
public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_MAXIMUM_SPARES
```
    The System property name "java.util.concurrent.ForkJoinPool.common.maximumSpares".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.concurrent.ForkJoinPool.common.maximumSpares, Constant Field Values
  - JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_PARALLELISM
```
public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_PARALLELISM
```
    The System property name "java.util.concurrent.ForkJoinPool.common.parallelism".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.concurrent.ForkJoinPool.common.parallelism, Constant Field Values
  - JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_THREAD_FACTORY
```
public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_THREAD_FACTORY
```
    The System property name "java.util.concurrent.ForkJoinPool.common.threadFactory".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.concurrent.ForkJoinPool.common.threadFactory, Constant Field Values
  - JAVA_UTIL_CURRENCY_DATA
```
public static final String JAVA_UTIL_CURRENCY_DATA
```
    The System property name "java.util.currency.data".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.currency.data, Constant Field Values
  - JAVA_UTIL_LOGGING_CONFIG_CLASS
```
public static final String JAVA_UTIL_LOGGING_CONFIG_CLASS
```
    The System property name "java.util.logging.config.class".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.logging.config.class, Constant Field Values
  - JAVA_UTIL_LOGGING_CONFIG_FILE
```
public static final String JAVA_UTIL_LOGGING_CONFIG_FILE
```
    The System property name "java.util.logging.config.file".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.logging.config.file, Constant Field Values
  - JAVA_UTIL_LOGGING_SIMPLE_FORMATTER_FORMAT
```
public static final String JAVA_UTIL_LOGGING_SIMPLE_FORMATTER_FORMAT
```
    The System property name "java.util.logging.simpleformatter.format".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.logging.SimpleFormatter.format, Constant Field Values
  - JAVA_UTIL_PREFS_PREFERENCES_FACTORY
```
public static final String JAVA_UTIL_PREFS_PREFERENCES_FACTORY
```
    The System property name "java.util.prefs.PreferencesFactory".
    
    See Also:
    
    java.util.prefs.PreferencesFactory, Constant Field Values
  - JAVA_UTIL_PROPERTY_RESOURCE_BUNDLE_ENCODING
```
public static final String JAVA_UTIL_PROPERTY_RESOURCE_BUNDLE_ENCODING
```
    The System property name "java.util.PropertyResourceBundle.encoding".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.util.PropertyResourceBundle.encoding, Constant Field Values
  - JAVA_VENDOR
```
public static final String JAVA_VENDOR
```
    The System property name "java.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_VENDOR_URL
```
public static final String JAVA_VENDOR_URL
```
    The System property name "java.vendor.url".
    
    See Also:
    
    Constant Field Values
  - JAVA_VENDOR_VERSION
```
public static final String JAVA_VENDOR_VERSION
```
    The System property name "java.vendor.version".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.vendor.version, Constant Field Values
  - JAVA_VERSION
```
public static final String JAVA_VERSION
```
    The System property name "java.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_VERSION_DATE
```
public static final String JAVA_VERSION_DATE
```
    The System property name "java.version.date".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.version.date, Constant Field Values
  - JAVA_VM_INFO
```
public static final String JAVA_VM_INFO
```
    The System property name "java.vm.info".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_NAME
```
public static final String JAVA_VM_NAME
```
    The System property name "java.vm.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_SPECIFICATION_NAME
```
public static final String JAVA_VM_SPECIFICATION_NAME
```
    The System property name "java.vm.specification.name".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_SPECIFICATION_VENDOR
```
public static final String JAVA_VM_SPECIFICATION_VENDOR
```
    The System property name "java.vm.specification.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_SPECIFICATION_VERSION
```
public static final String JAVA_VM_SPECIFICATION_VERSION
```
    The System property name "java.vm.specification.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_VENDOR
```
public static final String JAVA_VM_VENDOR
```
    The System property name "java.vm.vendor".
    
    See Also:
    
    Constant Field Values
  - JAVA_VM_VERSION
```
public static final String JAVA_VM_VERSION
```
    The System property name "java.vm.version".
    
    See Also:
    
    Constant Field Values
  - JAVA_XML_CONFIG_FILE
```
public static final String JAVA_XML_CONFIG_FILE
```
    The System property name "java.xml.config.file".
    
    Since:
    
    3.15.0
    
    See Also:
    
    java.xml, Constant Field Values
  - JAVAX_ACCESSIBILITY_ASSISTIVE_TECHNOLOGIES
```
public static final String JAVAX_ACCESSIBILITY_ASSISTIVE_TECHNOLOGIES
```
    The System property name "javax.accessibility.assistive_technologies".
    
    Since:
    
    3.15.0
    
    See Also:
    
    javax.accessibility.assistive_technologies, Constant Field Values
  - JAVAX_NET_SSL_SESSION_CACHE_SIZE
```
public static final String JAVAX_NET_SSL_SESSION_CACHE_SIZE
```
    The System property name "javax.net.ssl.sessionCacheSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    javax.net.ssl.sessionCacheSize, Constant Field Values
  - JAVAX_RMI_SSL_CLIENT_ENABLED_CIPHER_SUITES
```
public static final String JAVAX_RMI_SSL_CLIENT_ENABLED_CIPHER_SUITES
```
    The System property name "javax.rmi.ssl.client.enabledCipherSuites".
    
    Since:
    
    3.15.0
    
    See Also:
    
    javax.rmi.ssl.client.enabledCipherSuites, Constant Field Values
  - JAVAX_RMI_SSL_CLIENT_ENABLED_PROTOCOLS
```
public static final String JAVAX_RMI_SSL_CLIENT_ENABLED_PROTOCOLS
```
    The System property name "javax.rmi.ssl.client.enabledProtocols".
    
    Since:
    
    3.15.0
    
    See Also:
    
    javax.rmi.ssl.client.enabledProtocols, Constant Field Values
  - JAVAX_SECURITY_AUTH_USE_SUBJECT_CREDS_ONLY
```
public static final String JAVAX_SECURITY_AUTH_USE_SUBJECT_CREDS_ONLY
```
    The System property name "javax.security.auth.useSubjectCredsOnly".
    
    Since:
    
    3.15.0
    
    See Also:
    
    javax.security.auth.useSubjectCredsOnly, Constant Field Values
  - JAVAX_SMART_CARD_IO_TERMINAL_FACTORY_DEFAULT_TYPE
```
public static final String JAVAX_SMART_CARD_IO_TERMINAL_FACTORY_DEFAULT_TYPE
```
    The System property name "javax.smartcardio.TerminalFactory.DefaultType".
    
    Since:
    
    3.15.0
    
    See Also:
    
    javax.smartcardio.TerminalFactory.DefaultType, Constant Field Values
  - JDBC_DRIVERS
```
public static final String JDBC_DRIVERS
```
    The System property name "jdbc.drivers".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdbc.drivers, Constant Field Values
  - JDK_HTTP_AUTH_PROXYING_DISABLED_SCHEMES
```
public static final String JDK_HTTP_AUTH_PROXYING_DISABLED_SCHEMES
```
    The System property name "jdk.http.auth.proxying.disabledSchemes".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.http.auth.proxying.disabledSchemes, Constant Field Values
  - JDK_HTTP_AUTH_TUNNELING_DISABLED_SCHEMES
```
public static final String JDK_HTTP_AUTH_TUNNELING_DISABLED_SCHEMES
```
    The System property name "jdk.http.auth.tunneling.disabledSchemes".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.http.auth.tunneling.disabledSchemes, Constant Field Values
  - JDK_HTTP_CLIENT_ALLOW_RESTRICTED_HEADERS
```
public static final String JDK_HTTP_CLIENT_ALLOW_RESTRICTED_HEADERS
```
    The System property name "jdk.httpclient.allowRestrictedHeaders".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.allowRestrictedHeaders, Constant Field Values
  - JDK_HTTP_CLIENT_AUTH_RETRY_LIMIT
```
public static final String JDK_HTTP_CLIENT_AUTH_RETRY_LIMIT
```
    The System property name "jdk.httpclient.auth.retrylimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.auth.retrylimit, Constant Field Values
  - JDK_HTTP_CLIENT_BUF_SIZE
```
public static final String JDK_HTTP_CLIENT_BUF_SIZE
```
    The System property name "jdk.httpclient.bufsize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.bufsize, Constant Field Values
  - JDK_HTTP_CLIENT_CONNECTION_POOL_SIZE
```
public static final String JDK_HTTP_CLIENT_CONNECTION_POOL_SIZE
```
    The System property name "jdk.httpclient.connectionPoolSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.connectionPoolSize, Constant Field Values
  - JDK_HTTP_CLIENT_CONNECTION_WINDOW_SIZE
```
public static final String JDK_HTTP_CLIENT_CONNECTION_WINDOW_SIZE
```
    The System property name "jdk.httpclient.connectionWindowSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.connectionWindowSize, Constant Field Values
  - JDK_HTTP_CLIENT_DISABLE_RETRY_CONNECT
```
public static final String JDK_HTTP_CLIENT_DISABLE_RETRY_CONNECT
```
    The System property name "jdk.httpclient.disableRetryConnect".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.disableRetryConnect, Constant Field Values
  - JDK_HTTP_CLIENT_ENABLE_ALL_METHOD_RETRY
```
public static final String JDK_HTTP_CLIENT_ENABLE_ALL_METHOD_RETRY
```
    The System property name "jdk.httpclient.enableAllMethodRetry".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.enableAllMethodRetry, Constant Field Values
  - JDK_HTTP_CLIENT_ENABLE_PUSH
```
public static final String JDK_HTTP_CLIENT_ENABLE_PUSH
```
    The System property name "jdk.httpclient.enablepush".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.enablepush, Constant Field Values
  - JDK_HTTP_CLIENT_HPACK_MAX_HEADER_TABLE_SIZE
```
public static final String JDK_HTTP_CLIENT_HPACK_MAX_HEADER_TABLE_SIZE
```
    The System property name "jdk.httpclient.hpack.maxheadertablesize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.hpack.maxheadertablesize, Constant Field Values
  - JDK_HTTP_CLIENT_HTTP_CLIENT_LOG
```
public static final String JDK_HTTP_CLIENT_HTTP_CLIENT_LOG
```
    The System property name "jdk.httpclient.HttpClient.log".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.HttpClient.log, Constant Field Values
  - JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT
```
public static final String JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT
```
    The System property name "jdk.httpclient.keepalive.timeout".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.keepalive.timeout, Constant Field Values
  - JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT_H2
```
public static final String JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT_H2
```
    The System property name "jdk.httpclient.keepalive.timeout.h2".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.keepalive.timeout.h2, Constant Field Values
  - JDK_HTTP_CLIENT_MAX_FRAME_SIZE
```
public static final String JDK_HTTP_CLIENT_MAX_FRAME_SIZE
```
    The System property name "jdk.httpclient.maxframesize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.maxframesize, Constant Field Values
  - JDK_HTTP_CLIENT_MAX_STREAMS
```
public static final String JDK_HTTP_CLIENT_MAX_STREAMS
```
    The System property name "jdk.httpclient.maxstreams".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.maxstreams, Constant Field Values
  - JDK_HTTP_CLIENT_RECEIVE_BUFFER_SIZE
```
public static final String JDK_HTTP_CLIENT_RECEIVE_BUFFER_SIZE
```
    The System property name "jdk.httpclient.receiveBufferSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.receiveBufferSize, Constant Field Values
  - JDK_HTTP_CLIENT_REDIRECTS_RETRY_LIMIT
```
public static final String JDK_HTTP_CLIENT_REDIRECTS_RETRY_LIMIT
```
    The System property name "jdk.httpclient.redirects.retrylimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.redirects.retrylimit, Constant Field Values
  - JDK_HTTP_CLIENT_SEND_BUFFER_SIZE
```
public static final String JDK_HTTP_CLIENT_SEND_BUFFER_SIZE
```
    The System property name "jdk.httpclient.sendBufferSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.sendBufferSize, Constant Field Values
  - JDK_HTTP_CLIENT_WEB_SOCKET_WRITE_BUFFER_SIZE
```
public static final String JDK_HTTP_CLIENT_WEB_SOCKET_WRITE_BUFFER_SIZE
```
    The System property name "jdk.httpclient.websocket.writeBufferSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.websocket.writeBufferSize, Constant Field Values
  - JDK_HTTP_CLIENT_WINDOW_SIZE
```
public static final String JDK_HTTP_CLIENT_WINDOW_SIZE
```
    The System property name "jdk.httpclient.windowsize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpclient.windowsize, Constant Field Values
  - JDK_HTTP_SERVER_MAX_CONNECTIONS
```
public static final String JDK_HTTP_SERVER_MAX_CONNECTIONS
```
    The System property name "jdk.httpserver.maxConnections".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.httpserver.maxConnections, Constant Field Values
  - JDK_HTTPS_NEGOTIATE_CBT
```
public static final String JDK_HTTPS_NEGOTIATE_CBT
```
    The System property name "jdk.https.negotiate.cbt".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.https.negotiate.cbt, Constant Field Values
  - JDK_INCLUDE_IN_EXCEPTIONS
```
public static final String JDK_INCLUDE_IN_EXCEPTIONS
```
    The System property name "jdk.includeInExceptions".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.includeInExceptions, Constant Field Values
  - JDK_INTERNAL_HTTP_CLIENT_DISABLE_HOST_NAME_VERIFICATION
```
public static final String JDK_INTERNAL_HTTP_CLIENT_DISABLE_HOST_NAME_VERIFICATION
```
    The System property name "jdk.internal.httpclient.disableHostnameVerification".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.internal.httpclient.disableHostnameVerification, Constant Field Values
  - JDK_IO_PERMISSIONS_USE_CANONICAL_PATH
```
public static final String JDK_IO_PERMISSIONS_USE_CANONICAL_PATH
```
    The System property name "jdk.io.permissionsUseCanonicalPath".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.io.permissionsUseCanonicalPath, Constant Field Values
  - JDK_JNDI_LDAP_OBJECT_FACTORIES_FILTER
```
public static final String JDK_JNDI_LDAP_OBJECT_FACTORIES_FILTER
```
    The System property name "jdk.jndi.ldap.object.factoriesFilter".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.jndi.ldap.object.factoriesFilter, Constant Field Values
  - JDK_JNDI_OBJECT_FACTORIES_FILTER
```
public static final String JDK_JNDI_OBJECT_FACTORIES_FILTER
```
    The System property name "jdk.jndi.object.factoriesFilter".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.jndi.object.factoriesFilter, Constant Field Values
  - JDK_JNDI_RMI_OBJECT_FACTORIES_FILTER
```
public static final String JDK_JNDI_RMI_OBJECT_FACTORIES_FILTER
```
    The System property name "jdk.jndi.rmi.object.factoriesFilter".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.jndi.rmi.object.factoriesFilter, Constant Field Values
  - JDK_MODULE_MAIN
```
public static final String JDK_MODULE_MAIN
```
    The System property name "jdk.module.main".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.module.main, Constant Field Values
  - JDK_MODULE_MAIN_CLASS
```
public static final String JDK_MODULE_MAIN_CLASS
```
    The System property name "jdk.module.main.class".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.module.main.class, Constant Field Values
  - JDK_MODULE_PATH
```
public static final String JDK_MODULE_PATH
```
    The System property name "jdk.module.path".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.module.path, Constant Field Values
  - JDK_MODULE_UPGRADE_PATH
```
public static final String JDK_MODULE_UPGRADE_PATH
```
    The System property name "jdk.module.upgrade.path".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.module.upgrade.path, Constant Field Values
  - JDK_NET_UNIX_DOMAIN_TMPDIR
```
public static final String JDK_NET_UNIX_DOMAIN_TMPDIR
```
    The System property name "jdk.net.unixdomain.tmpdir".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.net.unixdomain.tmpdir, Constant Field Values
  - JDK_NET_URL_CLASS_PATH_SHOW_IGNORED_CLASS_PATH_ENTRIES
```
public static final String JDK_NET_URL_CLASS_PATH_SHOW_IGNORED_CLASS_PATH_ENTRIES
```
    The System property name "jdk.net.URLClassPath.showIgnoredClassPathEntries".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - JDK_SERIAL_FILTER
```
public static final String JDK_SERIAL_FILTER
```
    The System property name "jdk.serialFilter".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.serialFilter, Constant Field Values
  - JDK_SERIAL_FILTER_FACTORY
```
public static final String JDK_SERIAL_FILTER_FACTORY
```
    The System property name "jdk.serialFilterFactory".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.serialFilterFactory, Constant Field Values
  - JDK_TLS_CLIENT_SIGNATURE_SCHEMES
```
public static final String JDK_TLS_CLIENT_SIGNATURE_SCHEMES
```
    The System property name "jdk.tls.client.SignatureSchemes".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.tls.client.SignatureSchemes, Constant Field Values
  - JDK_TLS_NAMED_GROUPS
```
public static final String JDK_TLS_NAMED_GROUPS
```
    The System property name "jdk.tls.namedGroups".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.tls.namedGroups, Constant Field Values
  - JDK_TLS_SERVER_SIGNATURE_SCHEMES
```
public static final String JDK_TLS_SERVER_SIGNATURE_SCHEMES
```
    The System property name "jdk.tls.server.SignatureSchemes".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.tls.server.SignatureSchemes, Constant Field Values
  - JDK_VIRTUAL_THREAD_SCHEDULER_MAXPOOLSIZE
```
public static final String JDK_VIRTUAL_THREAD_SCHEDULER_MAXPOOLSIZE
```
    The System property name "jdk.virtualThreadScheduler.maxPoolSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.virtualThreadScheduler.maxPoolSize, Constant Field Values
  - JDK_VIRTUAL_THREAD_SCHEDULER_PARALLELISM
```
public static final String JDK_VIRTUAL_THREAD_SCHEDULER_PARALLELISM
```
    The System property name "jdk.virtualThreadScheduler.parallelism".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.virtualThreadScheduler.parallelism, Constant Field Values
  - JDK_XML_CDATA_CHUNK_SIZE
```
public static final String JDK_XML_CDATA_CHUNK_SIZE
```
    The System property name "jdk.xml.cdataChunkSize".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.cdataChunkSize, Constant Field Values
  - JDK_XML_DTD_SUPPORT
```
public static final String JDK_XML_DTD_SUPPORT
```
    The System property name "jdk.xml.dtd.support".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.dtd.support, Constant Field Values
  - JDK_XML_ELEMENT_ATTRIBUTE_LIMIT
```
public static final String JDK_XML_ELEMENT_ATTRIBUTE_LIMIT
```
    The System property name "jdk.xml.elementAttributeLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.elementAttributeLimit, Constant Field Values
  - JDK_XML_ENABLE_EXTENSION_FUNCTIONS
```
public static final String JDK_XML_ENABLE_EXTENSION_FUNCTIONS
```
    The System property name "jdk.xml.enableExtensionFunctions".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.enableExtensionFunctions, Constant Field Values
  - JDK_XML_ENTITY_EXPANSION_LIMIT
```
public static final String JDK_XML_ENTITY_EXPANSION_LIMIT
```
    The System property name "jdk.xml.entityExpansionLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.entityExpansionLimit, Constant Field Values
  - JDK_XML_ENTITY_REPLACEMENT_LIMIT
```
public static final String JDK_XML_ENTITY_REPLACEMENT_LIMIT
```
    The System property name "jdk.xml.entityReplacementLimi_t".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.entityReplacementLimi_t, Constant Field Values
  - JDK_XML_IS_STANDALONE
```
public static final String JDK_XML_IS_STANDALONE
```
    The System property name "jdk.xml.isStandalone".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.isStandalone, Constant Field Values
  - JDK_XML_JDK_CATALOG_RESOLVE
```
public static final String JDK_XML_JDK_CATALOG_RESOLVE
```
    The System property name "jdk.xml.jdkcatalog.resolve".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.jdkcatalog.resolve, Constant Field Values
  - JDK_XML_MAX_ELEMENT_DEPTH
```
public static final String JDK_XML_MAX_ELEMENT_DEPTH
```
    The System property name "jdk.xml.maxElementDepth".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.maxElementDepth, Constant Field Values
  - JDK_XML_MAX_GENERAL_ENTITY_SIZE_LIMIT
```
public static final String JDK_XML_MAX_GENERAL_ENTITY_SIZE_LIMIT
```
    The System property name "jdk.xml.maxGeneralEntitySizeLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.maxGeneralEntitySizeLimit, Constant Field Values
  - JDK_XML_MAX_OCCUR_LIMIT
```
public static final String JDK_XML_MAX_OCCUR_LIMIT
```
    The System property name "jdk.xml.maxOccurLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.maxOccurLimit, Constant Field Values
  - JDK_XML_MAX_PARAMETER_ENTITY_SIZE_LIMIT
```
public static final String JDK_XML_MAX_PARAMETER_ENTITY_SIZE_LIMIT
```
    The System property name "jdk.xml.maxParameterEntitySizeLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.maxParameterEntitySizeLimit, Constant Field Values
  - JDK_XML_MAX_XML_NAME_LIMIT
```
public static final String JDK_XML_MAX_XML_NAME_LIMIT
```
    The System property name "jdk.xml.maxXMLNameLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.maxXMLNameLimit, Constant Field Values
  - JDK_XML_OVERRIDE_DEFAULT_PARSER
```
public static final String JDK_XML_OVERRIDE_DEFAULT_PARSER
```
    The System property name "jdk.xml.overrideDefaultParser".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.overrideDefaultParser, Constant Field Values
  - JDK_XML_RESET_SYMBOL_TABLE
```
public static final String JDK_XML_RESET_SYMBOL_TABLE
```
    The System property name "jdk.xml.resetSymbolTable".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.resetSymbolTable, Constant Field Values
  - JDK_XML_TOTAL_ENTITY_SIZE_LIMIT
```
public static final String JDK_XML_TOTAL_ENTITY_SIZE_LIMIT
```
    The System property name "jdk.xml.totalEntitySizeLimit".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.totalEntitySizeLimit, Constant Field Values
  - JDK_XML_XSLTC_IS_STANDALONE
```
public static final String JDK_XML_XSLTC_IS_STANDALONE
```
    The System property name "jdk.xml.xsltcIsStandalone".
    
    Since:
    
    3.15.0
    
    See Also:
    
    jdk.xml.xsltcIsStandalone, Constant Field Values
  - LINE_SEPARATOR
```
public static final String LINE_SEPARATOR
```
    The System property name "line.separator".
    
    See Also:
    
    Constant Field Values
  - NATIVE_ENCODING
```
public static final String NATIVE_ENCODING
```
    The System property name "native.encoding".
    
    Since:
    
    3.15.0
    
    See Also:
    
    native.encoding, Constant Field Values
  - NETWORK_ADDRESS_CACHE_NEGATIVE_TTL
```
public static final String NETWORK_ADDRESS_CACHE_NEGATIVE_TTL
```
    The System property name "networkaddress.cache.negative.ttl".
    
    Since:
    
    3.15.0
    
    See Also:
    
    networkaddress.cache.negative.ttl, Constant Field Values
  - NETWORK_ADDRESS_CACHE_STALE_TTL
```
public static final String NETWORK_ADDRESS_CACHE_STALE_TTL
```
    The System property name "networkaddress.cache.stale.ttl".
    
    Since:
    
    3.15.0
    
    See Also:
    
    networkaddress.cache.stale.ttl, Constant Field Values
  - NETWORK_ADDRESS_CACHE_TTL
```
public static final String NETWORK_ADDRESS_CACHE_TTL
```
    The System property name "networkaddress.cache.ttl".
    
    Since:
    
    3.15.0
    
    See Also:
    
    networkaddress.cache.ttl, Constant Field Values
  - ORG_JCP_XML_DSIG_SECURE_VALIDATION
```
public static final String ORG_JCP_XML_DSIG_SECURE_VALIDATION
```
    The System property name "org.jcp.xml.dsig.securevalidation".
    
    Since:
    
    3.15.0
    
    See Also:
    
    org.jcp.xml.dsig.securevalidation, Constant Field Values
  - ORG_OPENJDK_JAVA_UTIL_STREAM_TRIPWIRE
```
public static final String ORG_OPENJDK_JAVA_UTIL_STREAM_TRIPWIRE
```
    The System property name "org.openjdk.java.util.stream.tripwire".
    
    Since:
    
    3.15.0
    
    See Also:
    
    org.openjdk.java.util.stream.tripwire, Constant Field Values
  - OS_ARCH
```
public static final String OS_ARCH
```
    The System property name "os.arch".
    
    See Also:
    
    Constant Field Values
  - OS_NAME
```
public static final String OS_NAME
```
    The System property name "os.name".
    
    See Also:
    
    Constant Field Values
  - OS_VERSION
```
public static final String OS_VERSION
```
    The System property name "os.version".
    
    See Also:
    
    Constant Field Values
  - PATH_SEPARATOR
```
public static final String PATH_SEPARATOR
```
    The System property name "path.separator".
    
    See Also:
    
    Constant Field Values
  - SOCKS_PROXY_HOST
```
public static final String SOCKS_PROXY_HOST
```
    The System property name "socksProxyHost".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SOCKS_PROXY_PORT
```
public static final String SOCKS_PROXY_PORT
```
    The System property name "socksProxyPort".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SOCKS_PROXY_VERSION
```
public static final String SOCKS_PROXY_VERSION
```
    The System property name "socksProxyVersion".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - STDERR_ENCODING
```
public static final String STDERR_ENCODING
```
    The System property name "stderr.encoding".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - STDOUT_ENCODING
```
public static final String STDOUT_ENCODING
```
    The System property name "stdout.encoding".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_DRAIN_AMOUNT
```
public static final String SUN_NET_HTTP_SERVER_DRAIN_AMOUNT
```
    The System property name "sun.net.httpserver.drainAmount".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_IDLE_INTERVAL
```
public static final String SUN_NET_HTTP_SERVER_IDLE_INTERVAL
```
    The System property name "sun.net.httpserver.idleInterval".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_MAX_IDLE_CONNECTIONS
```
public static final String SUN_NET_HTTP_SERVER_MAX_IDLE_CONNECTIONS
```
    The System property name "sun.net.httpserver.maxIdleConnections".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_MAX_REQ_HEADERS
```
public static final String SUN_NET_HTTP_SERVER_MAX_REQ_HEADERS
```
    The System property name "sun.net.httpserver.maxReqHeaders".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_MAX_REQ_TIME
```
public static final String SUN_NET_HTTP_SERVER_MAX_REQ_TIME
```
    The System property name "sun.net.httpserver.maxReqTime".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_MAX_RSP_TIME
```
public static final String SUN_NET_HTTP_SERVER_MAX_RSP_TIME
```
    The System property name "sun.net.httpserver.maxRspTime".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_NET_HTTP_SERVER_NO_DELAY
```
public static final String SUN_NET_HTTP_SERVER_NO_DELAY
```
    The System property name "sun.net.httpserver.nodelay".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - SUN_SECURITY_KRB5_PRINCIPAL
```
public static final String SUN_SECURITY_KRB5_PRINCIPAL
```
    The System property name "sun.security.krb5.principal".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - USER_COUNTRY
```
public static final String USER_COUNTRY
```
    The System property name "user.country".
    
    See Also:
    
    Constant Field Values
  - USER_DIR
```
public static final String USER_DIR
```
    The System property name "user.dir".
    
    See Also:
    
    Constant Field Values
  - USER_EXTENSIONS
```
public static final String USER_EXTENSIONS
```
    The System property name "user.extensions".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - USER_HOME
```
public static final String USER_HOME
```
    The System property name "user.home".
    
    See Also:
    
    Constant Field Values
  - USER_LANGUAGE
```
public static final String USER_LANGUAGE
```
    The System property name "user.language".
    
    See Also:
    
    Constant Field Values
  - USER_NAME
```
public static final String USER_NAME
```
    The System property name "user.name".
    
    See Also:
    
    Constant Field Values
  - USER_REGION
```
public static final String USER_REGION
```
    The System property name "user.region".
    
    See Also:
    
    Constant Field Values
  - USER_SCRIPT
```
public static final String USER_SCRIPT
```
    The System property name "user.script".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
  - USER_TIMEZONE
```
public static final String USER_TIMEZONE
```
    The System property name "user.timezone".
    
    See Also:
    
    Constant Field Values
  - USER_VARIANT
```
public static final String USER_VARIANT
```
    The System property name "user.variant".
    
    Since:
    
    3.15.0
    
    See Also:
    
    System Properties, Constant Field Values
- Constructor Detail
  - SystemProperties
```
@Deprecated
public SystemProperties()
```
    Deprecated. TODO Make private in 4.0.
    
    Make private in 4.0.
- Method Detail
  - getAppleAwtEnableTemplateImages
```
public static String getAppleAwtEnableTemplateImages()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getAwtToolkit
```
public static String getAwtToolkit()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getBoolean
```
public static boolean getBoolean(String key,
                                 BooleanSupplier defaultIfAbsent)
```
    Gets the current value for the property named key as an boolean.
    
    Parameters:
    
    key - The key
    
    defaultIfAbsent - The default value
    
    Returns:
    
    an boolean or defaultIfAbsent
  - getComSunJndiLdapObjectTrustSerialData
```
public static String getComSunJndiLdapObjectTrustSerialData()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getComSunNetHttpServerHttpServerProvider
```
public static String getComSunNetHttpServerHttpServerProvider()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getFileEncoding
```
public static String getFileEncoding()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getFileSeparator
```
public static String getFileSeparator()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getFtpNonProxyHost
```
public static String getFtpNonProxyHost()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getFtpProxyHost
```
public static String getFtpProxyHost()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getFtpProxyPort
```
public static String getFtpProxyPort()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpAgent
```
public static String getHttpAgent()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpAuthDigestCnonceRepeat
```
public static String getHttpAuthDigestCnonceRepeat()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpAuthDigestReenabledAlgorithms
```
public static String getHttpAuthDigestReenabledAlgorithms()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpAuthDigestValidateProxy
```
public static String getHttpAuthDigestValidateProxy()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpAuthDigestValidateServer
```
public static String getHttpAuthDigestValidateServer()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpAuthNtlmDomain
```
public static String getHttpAuthNtlmDomain()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpKeepAlive
```
public static String getHttpKeepAlive()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpKeepAliveTimeProxy
```
public static String getHttpKeepAliveTimeProxy()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpKeepAliveTimeServer
```
public static String getHttpKeepAliveTimeServer()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpMaxConnections
```
public static String getHttpMaxConnections()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpMaxRedirects
```
public static String getHttpMaxRedirects()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpNonProxyHosts
```
public static String getHttpNonProxyHosts()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpProxyHost
```
public static String getHttpProxyHost()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpProxyPort
```
public static String getHttpProxyPort()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpsProxyHost
```
public static String getHttpsProxyHost()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getHttpsProxyPort
```
public static String getHttpsProxyPort()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getInt
```
public static int getInt(String key,
                         IntSupplier defaultIfAbsent)
```
    Gets the current value for the property named key as an int.
    
    Parameters:
    
    key - The key
    
    defaultIfAbsent - The default value
    
    Returns:
    
    an int or defaultIfAbsent
  - getJavaAwtFonts
```
public static String getJavaAwtFonts()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaAwtGraphicsenv
```
public static String getJavaAwtGraphicsenv()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaAwtHeadless
```
public static String getJavaAwtHeadless()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaAwtPrinterjob
```
public static String getJavaAwtPrinterjob()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaClassPath
```
public static String getJavaClassPath()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaClassVersion
```
public static String getJavaClassVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaCompiler
```
public static String getJavaCompiler()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaContentHandlerPkgs
```
public static String getJavaContentHandlerPkgs()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaEndorsedDirs
```
public static String getJavaEndorsedDirs()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaExtDirs
```
public static String getJavaExtDirs()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaHome
```
public static String getJavaHome()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaIoTmpdir
```
public static String getJavaIoTmpdir()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaLibraryPath
```
public static String getJavaLibraryPath()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaLocaleProviders
```
public static String getJavaLocaleProviders()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Java 9 and above.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaLocaleUseOldIsoCodes
```
public static String getJavaLocaleUseOldIsoCodes()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNetPreferIpv4Stack
```
public static String getJavaNetPreferIpv4Stack()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNetPreferIpv6Addresses
```
public static String getJavaNetPreferIpv6Addresses()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNetSocksPassword
```
public static String getJavaNetSocksPassword()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNetSocksUserName
```
public static String getJavaNetSocksUserName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNetUseSystemProxies
```
public static String getJavaNetUseSystemProxies()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNioChannelsDefaultThreadPoolInitialSize
```
public static String getJavaNioChannelsDefaultThreadPoolInitialSize()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNioChannelsDefaultThreadPoolThreadFactory
```
public static String getJavaNioChannelsDefaultThreadPoolThreadFactory()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNioChannelsSpiAsynchronousChannelProvider
```
public static String getJavaNioChannelsSpiAsynchronousChannelProvider()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNioChannelsSpiSelectorProvider
```
public static String getJavaNioChannelsSpiSelectorProvider()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaNioFileSpiDefaultFileSystemProvider
```
public static String getJavaNioFileSpiDefaultFileSystemProvider()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaPropertiesDate
```
public static String getJavaPropertiesDate()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaProtocolHandlerPkgs
```
public static String getJavaProtocolHandlerPkgs()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaRmiServerCodebase
```
public static String getJavaRmiServerCodebase()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaRmiServerHostName
```
public static String getJavaRmiServerHostName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaRmiServerRandomIds
```
public static String getJavaRmiServerRandomIds()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaRmiServerRmiClassLoaderSpi
```
public static String getJavaRmiServerRmiClassLoaderSpi()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaRuntimeName
```
public static String getJavaRuntimeName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaRuntimeVersion
```
public static String getJavaRuntimeVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSecurityAuthLoginConfig
```
public static String getJavaSecurityAuthLoginConfig()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaSecurityManager
```
public static String getJavaSecurityManager()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaSpecificationMaintenanceVersion
```
public static String getJavaSpecificationMaintenanceVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaSpecificationName
```
public static String getJavaSpecificationName()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSpecificationVendor
```
public static String getJavaSpecificationVendor()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSpecificationVersion
```
public static String getJavaSpecificationVersion()
```
    Gets the current value from the system properties map.
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaSpecificationVersion
```
public static String getJavaSpecificationVersion(String defaultValue)
```
    Gets the current value from the system properties map for "java.specification.version".
    Returns null if the property cannot be read due to a SecurityException.
    
    Parameters:
    
    defaultValue - get this Supplier when the property is empty or throws SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaSystemClassLoader
```
public static String getJavaSystemClassLoader()
```
    Gets the current value from the system properties map for "java.system.class.loader".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaTimeZoneDefaultZoneRulesProvider
```
public static String getJavaTimeZoneDefaultZoneRulesProvider()
```
    Gets the current value from the system properties map for "java.time.zone.DefaultZoneRulesProvider".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilConcurrentForkJoinPoolCommonExceptionHandler
```
public static String getJavaUtilConcurrentForkJoinPoolCommonExceptionHandler()
```
    Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.exceptionHandler".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilConcurrentForkJoinPoolCommonMaximumSpares
```
public static String getJavaUtilConcurrentForkJoinPoolCommonMaximumSpares()
```
    Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.maximumSpares".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilConcurrentForkJoinPoolCommonParallelism
```
public static String getJavaUtilConcurrentForkJoinPoolCommonParallelism()
```
    Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.parallelism".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilConcurrentForkJoinPoolCommonThreadFactory
```
public static String getJavaUtilConcurrentForkJoinPoolCommonThreadFactory()
```
    Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.threadFactory".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilCurrencyData
```
public static String getJavaUtilCurrencyData()
```
    Gets the current value from the system properties map for "java.util.currency.data".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilLoggingConfigClass
```
public static String getJavaUtilLoggingConfigClass()
```
    Gets the current value from the system properties map for "java.util.logging.config.class".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilLoggingConfigFile
```
public static String getJavaUtilLoggingConfigFile()
```
    Gets the current value from the system properties map for "java.util.logging.config.file".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilLoggingSimpleFormatterFormat
```
public static String getJavaUtilLoggingSimpleFormatterFormat()
```
    Gets the current value from the system properties map for "java.util.logging.simpleformatter.format".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaUtilPrefsPreferencesFactory
```
public static String getJavaUtilPrefsPreferencesFactory()
```
    Gets the current value from the system properties map for "java.util.prefs.PreferencesFactory".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaUtilPropertyResourceBundleEncoding
```
public static String getJavaUtilPropertyResourceBundleEncoding()
```
    Gets the current value from the system properties map for "java.util.PropertyResourceBundle.encoding".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaVendor
```
public static String getJavaVendor()
```
    Gets the current value from the system properties map for "java.vendor".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVendorUrl
```
public static String getJavaVendorUrl()
```
    Gets the current value from the system properties map for "java.vendor.url".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVendorVersion
```
public static String getJavaVendorVersion()
```
    Gets the current value from the system properties map for "java.vendor.version".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaVersion
```
public static String getJavaVersion()
```
    Gets the current value from the system properties map for "java.version".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVersionDate
```
public static String getJavaVersionDate()
```
    Gets the current value from the system properties map for "java.version.date".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaVmInfo
```
public static String getJavaVmInfo()
```
    Gets the current value from the system properties map for "java.vm.info".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmName
```
public static String getJavaVmName()
```
    Gets the current value from the system properties map for "java.vm.name".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmSpecificationName
```
public static String getJavaVmSpecificationName()
```
    Gets the current value from the system properties map for "java.vm.specification.name".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmSpecificationVendor
```
public static String getJavaVmSpecificationVendor()
```
    Gets the current value from the system properties map for "java.vm.specification.vendor".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmSpecificationVersion
```
public static String getJavaVmSpecificationVersion()
```
    Gets the current value from the system properties map for "java.vm.specification.version".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmVendor
```
public static String getJavaVmVendor()
```
    Gets the current value from the system properties map for "java.vm.vendor".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaVmVersion
```
public static String getJavaVmVersion()
```
    Gets the current value from the system properties map for "java.vm.version".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getJavaxAccessibilityAssistiveTechnologies
```
public static String getJavaxAccessibilityAssistiveTechnologies()
```
    Gets the current value from the system properties map for "javax.accessibility.assistive_technologies".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaXmlConfigFile
```
public static String getJavaXmlConfigFile()
```
    Gets the current value from the system properties map for "java.xml.config.file".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaxNetSslSessionCacheSize
```
public static String getJavaxNetSslSessionCacheSize()
```
    Gets the current value from the system properties map for "javax.net.ssl.sessionCacheSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaxRmiSslClientEnabledCipherSuites
```
public static String getJavaxRmiSslClientEnabledCipherSuites()
```
    Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledCipherSuites".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaxRmiSslClientEnabledProtocols
```
public static String getJavaxRmiSslClientEnabledProtocols()
```
    Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledProtocols".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaxSecurityAuthUseSubjectCredsOnly
```
public static String getJavaxSecurityAuthUseSubjectCredsOnly()
```
    Gets the current value from the system properties map for "javax.security.auth.useSubjectCredsOnly".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJavaxSmartCardIoTerminalFactoryDefaultType
```
public static String getJavaxSmartCardIoTerminalFactoryDefaultType()
```
    Gets the current value from the system properties map for "javax.smartcardio.TerminalFactory.DefaultType".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdbcDrivers
```
public static String getJdbcDrivers()
```
    Gets the current value from the system properties map for "jdbc.drivers".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpAuthProxyingDisabledSchemes
```
public static String getJdkHttpAuthProxyingDisabledSchemes()
```
    Gets the current value from the system properties map for "jdk.http.auth.proxying.disabledSchemes".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpAuthTunnelingDisabledSchemes
```
public static String getJdkHttpAuthTunnelingDisabledSchemes()
```
    Gets the current value from the system properties map for "jdk.http.auth.tunneling.disabledSchemes".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientAllowRestrictedHeaders
```
public static String getJdkHttpClientAllowRestrictedHeaders()
```
    Gets the current value from the system properties map for "jdk.httpclient.allowRestrictedHeaders".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientAuthRetryLimit
```
public static String getJdkHttpClientAuthRetryLimit()
```
    Gets the current value from the system properties map for "jdk.httpclient.auth.retrylimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientBufSize
```
public static String getJdkHttpClientBufSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.bufsize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientConnectionPoolSize
```
public static String getJdkHttpClientConnectionPoolSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.connectionPoolSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientConnectionWindowSize
```
public static String getJdkHttpClientConnectionWindowSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.connectionWindowSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientDisableRetryConnect
```
public static String getJdkHttpClientDisableRetryConnect()
```
    Gets the current value from the system properties map for "jdk.httpclient.disableRetryConnect".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientEnableAllMethodRetry
```
public static String getJdkHttpClientEnableAllMethodRetry()
```
    Gets the current value from the system properties map for "jdk.httpclient.enableAllMethodRetry".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientEnablePush
```
public static String getJdkHttpClientEnablePush()
```
    Gets the current value from the system properties map for "jdk.httpclient.enablepush".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientHpackMaxHeaderTableSize
```
public static String getJdkHttpClientHpackMaxHeaderTableSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.hpack.maxheadertablesize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientHttpClientLog
```
public static String getJdkHttpClientHttpClientLog()
```
    Gets the current value from the system properties map for "jdk.httpclient.HttpClient.log".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientKeepAliveTimeout
```
public static String getJdkHttpClientKeepAliveTimeout()
```
    Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientKeepAliveTimeoutH2
```
public static String getJdkHttpClientKeepAliveTimeoutH2()
```
    Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout.h2".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientMaxFrameSize
```
public static String getJdkHttpClientMaxFrameSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.maxframesize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientMaxStreams
```
public static String getJdkHttpClientMaxStreams()
```
    Gets the current value from the system properties map for "jdk.httpclient.maxstreams".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientReceiveBufferSize
```
public static String getJdkHttpClientReceiveBufferSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.receiveBufferSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientRedirectsRetryLimit
```
public static String getJdkHttpClientRedirectsRetryLimit()
```
    Gets the current value from the system properties map for "jdk.httpclient.redirects.retrylimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientSendBufferSize
```
public static String getJdkHttpClientSendBufferSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.sendBufferSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientWebSocketWriteBufferSize
```
public static String getJdkHttpClientWebSocketWriteBufferSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.websocket.writeBufferSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpClientWindowSize
```
public static String getJdkHttpClientWindowSize()
```
    Gets the current value from the system properties map for "jdk.httpclient.windowsize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpServerMaxConnections
```
public static String getJdkHttpServerMaxConnections()
```
    Gets the current value from the system properties map for "jdk.httpserver.maxConnections".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkHttpsNegotiateCbt
```
public static String getJdkHttpsNegotiateCbt()
```
    Gets the current value from the system properties map for "jdk.https.negotiate.cbt".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkIncludeInExceptions
```
public static String getJdkIncludeInExceptions()
```
    Gets the current value from the system properties map for "jdk.includeInExceptions".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkInternalHttpClientDisableHostNameVerification
```
public static String getJdkInternalHttpClientDisableHostNameVerification()
```
    Gets the current value from the system properties map for "jdk.internal.httpclient.disableHostnameVerification".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkIoPermissionsUseCanonicalPath
```
public static String getJdkIoPermissionsUseCanonicalPath()
```
    Gets the current value from the system properties map for "jdk.io.permissionsUseCanonicalPath".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkJndiLdapObjectFactoriesFilter
```
public static String getJdkJndiLdapObjectFactoriesFilter()
```
    Gets the current value from the system properties map for "jdk.jndi.ldap.object.factoriesFilter".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkJndiObjectFactoriesFilter
```
public static String getJdkJndiObjectFactoriesFilter()
```
    Gets the current value from the system properties map for "jdk.jndi.object.factoriesFilter".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkJndiRmiObjectFactoriesFilter
```
public static String getJdkJndiRmiObjectFactoriesFilter()
```
    Gets the current value from the system properties map for "jdk.jndi.rmi.object.factoriesFilter".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkModuleMain
```
public static String getJdkModuleMain()
```
    Gets the current value from the system properties map for "jdk.module.main".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkModuleMainClass
```
public static String getJdkModuleMainClass()
```
    Gets the current value from the system properties map for "jdk.module.main.class".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkModulePath
```
public static String getJdkModulePath()
```
    Gets the current value from the system properties map for "jdk.module.path".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkModuleUpgradePath
```
public static String getJdkModuleUpgradePath()
```
    Gets the current value from the system properties map for "jdk.module.upgrade.path".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkNetUnixDomainTmpDir
```
public static String getJdkNetUnixDomainTmpDir()
```
    Gets the current value from the system properties map for "jdk.net.unixdomain.tmpdir".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkNetUrlClassPathShowIgnoredClassPathEntries
```
public static String getJdkNetUrlClassPathShowIgnoredClassPathEntries()
```
    Gets the current value from the system properties map for "jdk.net.URLClassPath.showIgnoredClassPathEntries".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkSerialFilter
```
public static String getJdkSerialFilter()
```
    Gets the current value from the system properties map for "jdk.serialFilter".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkSerialFilterFactory
```
public static String getJdkSerialFilterFactory()
```
    Gets the current value from the system properties map for "jdk.serialFilterFactory".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkTlsClientSignatureSchemes
```
public static String getJdkTlsClientSignatureSchemes()
```
    Gets the current value from the system properties map for "jdk.tls.client.SignatureSchemes".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkTlsNamedGroups
```
public static String getJdkTlsNamedGroups()
```
    Gets the current value from the system properties map for "jdk.tls.namedGroups".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkTlsServerSignatureSchemes
```
public static String getJdkTlsServerSignatureSchemes()
```
    Gets the current value from the system properties map for "jdk.tls.server.SignatureSchemes".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkVirtualThreadSchedulerMaxPoolSize
```
public static String getJdkVirtualThreadSchedulerMaxPoolSize()
```
    Gets the current value from the system properties map for "jdk.virtualThreadScheduler.maxPoolSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkVirtualThreadSchedulerParallelism
```
public static String getJdkVirtualThreadSchedulerParallelism()
```
    Gets the current value from the system properties map for "jdk.virtualThreadScheduler.parallelism".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlCdataChunkSize
```
public static String getJdkXmlCdataChunkSize()
```
    Gets the current value from the system properties map for "jdk.xml.cdataChunkSize".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlDtdSupport
```
public static String getJdkXmlDtdSupport()
```
    Gets the current value from the system properties map for "jdk.xml.dtd.support".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlElementAttributeLimit
```
public static String getJdkXmlElementAttributeLimit()
```
    Gets the current value from the system properties map for "jdk.xml.elementAttributeLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlEnableExtensionFunctions
```
public static String getJdkXmlEnableExtensionFunctions()
```
    Gets the current value from the system properties map for "jdk.xml.enableExtensionFunctions".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlEntityExpansionLimit
```
public static String getJdkXmlEntityExpansionLimit()
```
    Gets the current value from the system properties map for "jdk.xml.entityExpansionLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlEntityReplacementLimit
```
public static String getJdkXmlEntityReplacementLimit()
```
    Gets the current value from the system properties map for "jdk.xml.entityReplacementLimi_t".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlIsStandalone
```
public static String getJdkXmlIsStandalone()
```
    Gets the current value from the system properties map for "jdk.xml.isStandalone".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlJdkCatalogResolve
```
public static String getJdkXmlJdkCatalogResolve()
```
    Gets the current value from the system properties map for "jdk.xml.jdkcatalog.resolve".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlMaxElementDepth
```
public static String getJdkXmlMaxElementDepth()
```
    Gets the current value from the system properties map for "jdk.xml.maxElementDepth".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlMaxGeneralEntitySizeLimit
```
public static String getJdkXmlMaxGeneralEntitySizeLimit()
```
    Gets the current value from the system properties map for "jdk.xml.maxGeneralEntitySizeLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlMaxOccurLimit
```
public static String getJdkXmlMaxOccurLimit()
```
    Gets the current value from the system properties map for "jdk.xml.maxOccurLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlMaxParameterEntitySizeLimit
```
public static String getJdkXmlMaxParameterEntitySizeLimit()
```
    Gets the current value from the system properties map for "jdk.xml.maxParameterEntitySizeLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlMaxXmlNameLimit
```
public static String getJdkXmlMaxXmlNameLimit()
```
    Gets the current value from the system properties map for "jdk.xml.maxXMLNameLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlOverrideDefaultParser
```
public static String getJdkXmlOverrideDefaultParser()
```
    Gets the current value from the system properties map for "jdk.xml.overrideDefaultParser".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlResetSymbolTable
```
public static String getJdkXmlResetSymbolTable()
```
    Gets the current value from the system properties map for "jdk.xml.resetSymbolTable".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlTotalEntitySizeLimit
```
public static String getJdkXmlTotalEntitySizeLimit()
```
    Gets the current value from the system properties map for "jdk.xml.totalEntitySizeLimit".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getJdkXmlXsltcIsStandalone
```
public static String getJdkXmlXsltcIsStandalone()
```
    Gets the current value from the system properties map for "jdk.xml.xsltcIsStandalone".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getLineSeparator
```
public static String getLineSeparator()
```
    Gets the current value from the system properties map for "line.separator".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getLineSeparator
```
public static String getLineSeparator(Supplier<String> defaultIfAbsent)
```
    Gets the current value from the system properties map for "line.separator".
    Returns null if the property cannot be read due to a SecurityException.
    
    Parameters:
    
    defaultIfAbsent - get this Supplier when the property is empty or throws SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getLong
```
public static long getLong(String key,
                           LongSupplier defaultIfAbsent)
```
    Gets the current value for the property named key as a long.
    
    Parameters:
    
    key - The key
    
    defaultIfAbsent - The default value
    
    Returns:
    
    a long or defaultIfAbsent
  - getNativeEncoding
```
public static String getNativeEncoding()
```
    Gets the current value from the system properties map for "native.encoding".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getNetworkAddressCacheNegativeTtl
```
public static String getNetworkAddressCacheNegativeTtl()
```
    Gets the current value from the system properties map for "networkaddress.cache.negative.ttl".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getNetworkAddressCacheStaleTtl
```
public static String getNetworkAddressCacheStaleTtl()
```
    Gets the current value from the system properties map for "networkaddress.cache.stale.ttl".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getNetworkAddressCacheTtl
```
public static String getNetworkAddressCacheTtl()
```
    Gets the current value from the system properties map for "networkaddress.cache.ttl".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getOrgJcpXmlDsigSecureValidation
```
public static String getOrgJcpXmlDsigSecureValidation()
```
    Gets the current value from the system properties map for "org.jcp.xml.dsig.securevalidation".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getOrgOpenJdkJavaUtilStreamTripwire
```
public static String getOrgOpenJdkJavaUtilStreamTripwire()
```
    Gets the current value from the system properties map for "org.openjdk.java.util.stream.tripwire".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getOsArch
```
public static String getOsArch()
```
    Gets the current value from the system properties map for "os.arch".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getOsName
```
public static String getOsName()
```
    Gets the current value from the system properties map for "os.name".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getOsVersion
```
public static String getOsVersion()
```
    Gets the current value from the system properties map for "os.version".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getPathSeparator
```
public static String getPathSeparator()
```
    Gets the current value from the system properties map for "path.separator".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getProperty
```
public static String getProperty(String property)
```
    Gets a System property, defaulting to null if the property cannot be read.
    If a SecurityException is caught, the return value is null.
    
    Parameters:
    
    property - the system property name
    
    Returns:
    
    the system property value or null if a security problem occurs
  - getSocksProxyHost
```
public static String getSocksProxyHost()
```
    Gets the current value from the system properties map for "socksProxyHost".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSocksProxyPort
```
public static String getSocksProxyPort()
```
    Gets the current value from the system properties map for "socksProxyPort".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSocksProxyVersion
```
public static String getSocksProxyVersion()
```
    Gets the current value from the system properties map for "socksProxyVersion".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getStdErrEncoding
```
public static String getStdErrEncoding()
```
    Gets the current value from the system properties map for "stderr.encoding".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getStdOutEncoding
```
public static String getStdOutEncoding()
```
    Gets the current value from the system properties map for "stdout.encoding".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerDrainAmount
```
public static String getSunNetHttpServerDrainAmount()
```
    Gets the current value from the system properties map for "sun.net.httpserver.drainAmount".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerIdleInterval
```
public static String getSunNetHttpServerIdleInterval()
```
    Gets the current value from the system properties map for "sun.net.httpserver.idleInterval".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerMaxIdleConnections
```
public static String getSunNetHttpServerMaxIdleConnections()
```
    Gets the current value from the system properties map for "sun.net.httpserver.maxIdleConnections".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerMaxReqHeaders
```
public static String getSunNetHttpServerMaxReqHeaders()
```
    Gets the current value from the system properties map for "sun.net.httpserver.maxReqHeaders".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerMaxReqTime
```
public static String getSunNetHttpServerMaxReqTime()
```
    Gets the current value from the system properties map for "sun.net.httpserver.maxReqTime".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerMaxRspTime
```
public static String getSunNetHttpServerMaxRspTime()
```
    Gets the current value from the system properties map for "sun.net.httpserver.maxRspTime".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunNetHttpServerNoDelay
```
public static String getSunNetHttpServerNoDelay()
```
    Gets the current value from the system properties map for "sun.net.httpserver.nodelay".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getSunSecurityKrb5Principal
```
public static String getSunSecurityKrb5Principal()
```
    Gets the current value from the system properties map for "sun.security.krb5.principal".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getUserCountry
```
public static String getUserCountry()
```
    Gets the current value from the system properties map for "user.country".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserDir
```
public static String getUserDir()
```
    Gets the current value from the system properties map for "user.dir".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserExtensions
```
public static String getUserExtensions()
```
    Gets the current value from the system properties map for "user.extensions".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getUserHome
```
public static String getUserHome()
```
    Gets the current value from the system properties map for "user.home".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserLanguage
```
public static String getUserLanguage()
```
    Gets the current value from the system properties map for "user.language".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserName
```
public static String getUserName()
```
    Gets the current value from the system properties map for "user.name".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserName
```
public static String getUserName(String defaultValue)
```
    Gets the current value from the system properties map for "user.name".
    Returns null if the property cannot be read due to a SecurityException.
    
    Parameters:
    
    defaultValue - get this Supplier when the property is empty or throws SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getUserRegion
```
public static String getUserRegion()
```
    Gets the current value from the system properties map for "user.region".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getUserScript
```
public static String getUserScript()
```
    Gets the current value from the system properties map for "user.script".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - getUserTimezone
```
public static String getUserTimezone()
```
    Gets the current value from the system properties map for "user.timezone".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
  - getUserVariant
```
public static String getUserVariant()
```
    Gets the current value from the system properties map for "user.variant".
    Returns null if the property cannot be read due to a SecurityException.
    
    Returns:
    
    the current value from the system properties map.
    
    Since:
    
    3.15.0
  - isPropertySet
```
public static boolean isPropertySet(String property)
```
    Tests whether the given property is set.
    Short-hand for getProperty(property) != null.
    
    If a SecurityException is caught, the return value is false.
    
    Parameters:
    
    property - the system property name.
    
    Returns:
    
    whether the given property is set.
    
    Since:
    
    3.18.0

Class SystemProperties

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

APPLE_AWT_ENABLE_TEMPLATE_IMAGES

AWT_TOOLKIT

COM_SUN_JNDI_LDAP_OBJECT_TRUST_SERIAL_DATA

COM_SUN_NET_HTTP_SERVER_HTTP_SERVER_PROVIDER

FILE_ENCODING

FILE_SEPARATOR

FTP_NON_PROXY_HOST

FTP_PROXY_HOST

FTP_PROXY_PORT

HTTP_AGENT

HTTP_AUTH_DIGEST_CNONCE_REPEAT

HTTP_AUTH_DIGEST_RE_ENABLED_ALGORITHMS

HTTP_AUTH_DIGEST_VALIDATE_PROXY

HTTP_AUTH_DIGEST_VALIDATE_SERVER

HTTP_AUTH_NTLM_DOMAIN

HTTP_KEEP_ALIVE

HTTP_KEEP_ALIVE_TIME_PROXY

HTTP_KEEP_ALIVE_TIME_SERVER

HTTP_MAX_CONNECTIONS

HTTP_MAX_REDIRECTS

HTTP_NON_PROXY_HOSTS

HTTP_PROXY_HOST

HTTP_PROXY_PORT

HTTPS_PROXY_HOST

HTTPS_PROXY_PORT

JAVA_AWT_FONTS

JAVA_AWT_GRAPHICSENV

JAVA_AWT_HEADLESS

JAVA_AWT_PRINTERJOB

JAVA_CLASS_PATH

JAVA_CLASS_VERSION

JAVA_COMPILER

JAVA_CONTENT_HANDLER_PKGS

JAVA_ENDORSED_DIRS

JAVA_EXT_DIRS

JAVA_HOME

JAVA_IO_TMPDIR

JAVA_LIBRARY_PATH

JAVA_LOCALE_PROVIDERS

JAVA_LOCALE_USE_OLD_ISO_CODES

JAVA_NET_PREFER_IPV4_STACK

JAVA_NET_PREFER_IPV6_ADDRESSES

JAVA_NET_SOCKS_PASSWORD

JAVA_NET_SOCKS_USER_NAME

JAVA_NET_USE_SYSTEM_PROXIES

JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_INITIAL_SIZE

JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_THREAD_FACTORY

JAVA_NIO_CHANNELS_SPI_ASYNCHRONOUS_CHANNEL_PROVIDER

JAVA_NIO_CHANNELS_SPI_SELECTOR_PROVIDER

JAVA_NIO_FILE_SPI_DEFAULT_FILE_SYSTEM_PROVIDER

JAVA_PROPERTIES_DATE

JAVA_PROTOCOL_HANDLER_PKGS

JAVA_RMI_SERVER_CODEBASE

JAVA_RMI_SERVER_HOST_NAME

JAVA_RMI_SERVER_RANDOM_IDS

JAVA_RMI_SERVER_RMI_CLASS_LOADER_SPI

JAVA_RUNTIME_NAME

JAVA_RUNTIME_VERSION

JAVA_SECURITY_AUTH_LOGIN_CONFIG

JAVA_SECURITY_KERBEROS_CONF

JAVA_SECURITY_KERBEROS_KDC

JAVA_SECURITY_KERBEROS_REALM

JAVA_SECURITY_DEBUG

JAVA_SECURITY_MANAGER

JAVA_SPECIFICATION_MAINTENANCE_VERSION

JAVA_SPECIFICATION_NAME

JAVA_SPECIFICATION_VENDOR

JAVA_SPECIFICATION_VERSION

JAVA_SYSTEM_CLASS_LOADER

JAVA_TIME_ZONE_DEFAULT_ZONE_RULES_PROVIDER

JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_EXCEPTION_HANDLER

JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_MAXIMUM_SPARES

JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_PARALLELISM

JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_THREAD_FACTORY