com.mysql.cj

Class ConnectionUrlTest.ConnectionStringGenerator

java.lang.Object

com.mysql.cj.ConnectionUrlTest.ConnectionStringGenerator

All Implemented Interfaces:

java.lang.Iterable<java.lang.String>, java.util.Iterator<java.lang.String>

Enclosing class:

ConnectionUrlTest

private static class ConnectionUrlTest.ConnectionStringGenerator
extends java.lang.Object
implements java.util.Iterator<java.lang.String>, java.lang.Iterable<java.lang.String>

Internal class for generating hundreds of thousands of connection strings.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static class	ConnectionUrlTest.ConnectionStringGenerator.UrlMode

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String[]	ADDRESS_EQUALS_HOST
private int[]	ceiling
private int[]	current
private static java.lang.String[]	DB
(package private) boolean	hasNext
private static java.lang.String[]	HOST
private static java.lang.String[]	KEY_VALUE_HOST
private int[]	next
private int	numberOfHosts
private static java.lang.String[]	PARAMS
private static java.lang.String[]	PROTOCOL
private static java.lang.String[]	STD_HOST
private static java.lang.String[]	STD_PORT
(package private) ConnectionUrlTest.ConnectionStringGenerator.UrlMode	urlMode
private static java.lang.String[]	USER

Constructor Summary

Constructors

Constructor and Description
ConnectionStringGenerator(ConnectionUrlTest.ConnectionStringGenerator.UrlMode urlMode) Create an instance of ConnectionUrlTest.ConnectionStringGenerator and initializes internal data for the iterator.

Method Summary

Modifier and Type	Method and Description
private java.lang.String	buildConnectionString() Builds a connection string with the parts corresponding to the current counter position.
private java.lang.String	decode(java.lang.String text) Utility method to URL decode the given string.
java.lang.String	getDatabase() Returns the database part for the current position.
java.lang.String	getHostInfo(int fromHostIndex) Returns the host info part for the current position and the given host.
int	getHostParamsCount(int hostIndex) Returns the number of host specific parameters existing in the current position and the given host.
java.lang.String	getParams() Returns the connection parameters part for the current position.
int	getParamsCount() Returns the number of connection parameters existing the the current position.
java.lang.String	getProtocol() Returns the protocol part (scheme) for the current position.
java.lang.String	getUserInfo(int fromHostIndex) Returns the user info part for the current position and the given host.
boolean	hasHostParam(int hostIndex, java.lang.String key, java.lang.String value) Checks if current host info contains the given key & value parameter.
boolean	hasNext()
boolean	hasParam(java.lang.String key, java.lang.String value) Checks if the current connection properties contain the given key & value.
private boolean	incrementCounter(int i) Increments the counter recursively for each connection string part.
java.util.Iterator<java.lang.String>	iterator()
java.lang.String	next()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

PROTOCOL

private static final java.lang.String[] PROTOCOL

USER

private static final java.lang.String[] USER

STD_HOST

private static final java.lang.String[] STD_HOST

STD_PORT

private static final java.lang.String[] STD_PORT

KEY_VALUE_HOST

private static final java.lang.String[] KEY_VALUE_HOST

ADDRESS_EQUALS_HOST

private static final java.lang.String[] ADDRESS_EQUALS_HOST

HOST

private static final java.lang.String[] HOST

DB

private static final java.lang.String[] DB

PARAMS

private static final java.lang.String[] PARAMS

urlMode

ConnectionUrlTest.ConnectionStringGenerator.UrlMode urlMode

numberOfHosts

private int numberOfHosts

current

private int[] current

next

private int[] next

ceiling

private int[] ceiling

hasNext

boolean hasNext

Constructor Detail

ConnectionStringGenerator

public ConnectionStringGenerator(ConnectionUrlTest.ConnectionStringGenerator.UrlMode urlMode)

Create an instance of ConnectionUrlTest.ConnectionStringGenerator and initializes internal data for the iterator.

Parameters:

urlMode -

Method Detail

incrementCounter

private boolean incrementCounter(int i)

Increments the counter recursively for each connection string part.

Parameters:

i - the part where to increment the counter

Returns:

false if the counter reaches the end, true otherwise

buildConnectionString

private java.lang.String buildConnectionString()

Builds a connection string with the parts corresponding to the current counter position.

Returns:

the connection string built from the current counter position

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<java.lang.String>

next

public java.lang.String next()

Specified by:

next in interface java.util.Iterator<java.lang.String>

getProtocol

public java.lang.String getProtocol()

Returns the protocol part (scheme) for the current position.

Returns:

the protocol part

getUserInfo

public java.lang.String getUserInfo(int fromHostIndex)

Returns the user info part for the current position and the given host.

Parameters:

fromHostIndex - the host from where to get user info

Returns:

the user info part

getHostInfo

public java.lang.String getHostInfo(int fromHostIndex)

Returns the host info part for the current position and the given host.

Parameters:

fromHostIndex - the host from where to get host info

Returns:

the host info part

getDatabase

public java.lang.String getDatabase()

Returns the database part for the current position.

Returns:

the database part

getParams

public java.lang.String getParams()

Returns the connection parameters part for the current position.

Returns:

the connection parameter part

hasHostParam

public boolean hasHostParam(int hostIndex,
                            java.lang.String key,
                            java.lang.String value)

Checks if current host info contains the given key & value parameter.

Parameters:

hostIndex - the host from where the given information will be checked against

key - the key to check

value - the value to check

Returns:

true if the key/value pair exists, false otherwise

getHostParamsCount

public int getHostParamsCount(int hostIndex)

Returns the number of host specific parameters existing in the current position and the given host.

Parameters:

hostIndex - the host from where to get the count

Returns:

the number of host specific parameters

hasParam

public boolean hasParam(java.lang.String key,
                        java.lang.String value)

Checks if the current connection properties contain the given key & value.

Parameters:

key - the key to check

value - the value to check

Returns:

true if the key/value pair exists, false otherwise

getParamsCount

public int getParamsCount()

Returns the number of connection parameters existing the the current position.

Returns:

the number of connection parameters

decode

private java.lang.String decode(java.lang.String text)

Utility method to URL decode the given string.

Parameters:

text - the text to decode

Returns:

the decoded text

iterator

public java.util.Iterator<java.lang.String> iterator()

Specified by:

iterator in interface java.lang.Iterable<java.lang.String>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object