com.mysql.cj.jdbc

Class MysqlParameterMetadata

java.lang.Object

com.mysql.cj.jdbc.MysqlParameterMetadata

All Implemented Interfaces:

java.sql.ParameterMetaData, java.sql.Wrapper

public class MysqlParameterMetadata
extends java.lang.Object
implements java.sql.ParameterMetaData

Field Summary

Fields

Modifier and Type	Field and Description
private ExceptionInterceptor	exceptionInterceptor
(package private) ResultSetMetaData	metadata
(package private) int	parameterCount
(package private) boolean	returnSimpleMetadata

Fields inherited from interface java.sql.ParameterMetaData

parameterModeIn, parameterModeInOut, parameterModeOut, parameterModeUnknown, parameterNoNulls, parameterNullable, parameterNullableUnknown

Constructor Summary

Constructors

Constructor and Description
MysqlParameterMetadata(int count) Used for "fake" basic metadata for client-side prepared statements when we don't know the parameter types.
MysqlParameterMetadata(Session session, Field[] fieldInfo, int parameterCount, ExceptionInterceptor exceptionInterceptor)

Method Summary

Modifier and Type	Method and Description
private void	checkAvailable()
private void	checkBounds(int paramNumber)
java.lang.String	getParameterClassName(int arg0)
int	getParameterCount()
int	getParameterMode(int arg0)
int	getParameterType(int arg0)
java.lang.String	getParameterTypeName(int arg0)
int	getPrecision(int arg0)
int	getScale(int arg0)
int	isNullable(int arg0)
boolean	isSigned(int arg0)
boolean	isWrapperFor(java.lang.Class<?> iface)
<T> T	unwrap(java.lang.Class<T> iface)

Methods inherited from class java.lang.Object

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

Field Detail

returnSimpleMetadata

boolean returnSimpleMetadata

metadata

ResultSetMetaData metadata

parameterCount

int parameterCount

exceptionInterceptor

private ExceptionInterceptor exceptionInterceptor

Constructor Detail

MysqlParameterMetadata

public MysqlParameterMetadata(Session session,
                              Field[] fieldInfo,
                              int parameterCount,
                              ExceptionInterceptor exceptionInterceptor)

MysqlParameterMetadata

MysqlParameterMetadata(int count)

Used for "fake" basic metadata for client-side prepared statements when we don't know the parameter types.

Parameters:

count - parameters number

Method Detail

getParameterCount

public int getParameterCount()
                      throws java.sql.SQLException

Specified by:

getParameterCount in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

isNullable

public int isNullable(int arg0)
               throws java.sql.SQLException

Specified by:

isNullable in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

checkAvailable

private void checkAvailable()
                     throws java.sql.SQLException

Throws:

java.sql.SQLException

isSigned

public boolean isSigned(int arg0)
                 throws java.sql.SQLException

Specified by:

isSigned in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getPrecision

public int getPrecision(int arg0)
                 throws java.sql.SQLException

Specified by:

getPrecision in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getScale

public int getScale(int arg0)
             throws java.sql.SQLException

Specified by:

getScale in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterType

public int getParameterType(int arg0)
                     throws java.sql.SQLException

Specified by:

getParameterType in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterTypeName

public java.lang.String getParameterTypeName(int arg0)
                                      throws java.sql.SQLException

Specified by:

getParameterTypeName in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterClassName

public java.lang.String getParameterClassName(int arg0)
                                       throws java.sql.SQLException

Specified by:

getParameterClassName in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterMode

public int getParameterMode(int arg0)
                     throws java.sql.SQLException

Specified by:

getParameterMode in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

checkBounds

private void checkBounds(int paramNumber)
                  throws java.sql.SQLException

Throws:

java.sql.SQLException

isWrapperFor

public boolean isWrapperFor(java.lang.Class<?> iface)
                     throws java.sql.SQLException

Specified by:

isWrapperFor in interface java.sql.Wrapper

Throws:

java.sql.SQLException

unwrap

public <T> T unwrap(java.lang.Class<T> iface)
             throws java.sql.SQLException

Specified by:

unwrap in interface java.sql.Wrapper

Throws:

java.sql.SQLException