org.apache.derby.client.am
Class ParameterMetaData

java.lang.Object
  org.apache.derby.client.am.ParameterMetaData

All Implemented Interfaces:

java.sql.ParameterMetaData, java.sql.Wrapper

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

Field Summary

(package private) ColumnMetaData

columnMetaData_

Fields inherited from interface java.sql.ParameterMetaData

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

Constructor Summary

ParameterMetaData(ColumnMetaData columnMetaData)

Method Summary

java.lang.String	getParameterClassName(int param)
int	getParameterCount()
int	getParameterMode(int param)
int	getParameterType(int param)
java.lang.String	getParameterTypeName(int param)
int	getPrecision(int param)
int	getScale(int param)
int	isNullable(int param)
boolean	isSigned(int param)
boolean	isWrapperFor(java.lang.Class<?> iface) Check whether this instance wraps an object that implements the interface specified by iface.
<T> T	unwrap(java.lang.Class<T> iface) Returns this if this class implements the specified interface.

Methods inherited from class java.lang.Object

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

Field Detail

columnMetaData_

ColumnMetaData columnMetaData_

Constructor Detail

ParameterMetaData

public ParameterMetaData(ColumnMetaData columnMetaData)

Method Detail

getParameterCount

public int getParameterCount()
                      throws java.sql.SQLException

Specified by:

getParameterCount in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterType

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

Specified by:

getParameterType in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterTypeName

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

Specified by:

getParameterTypeName in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterClassName

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

Specified by:

getParameterClassName in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getParameterMode

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

Specified by:

getParameterMode in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

isNullable

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

Specified by:

isNullable in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

isSigned

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

Specified by:

isSigned in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getPrecision

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

Specified by:

getPrecision in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

getScale

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

Specified by:

getScale in interface java.sql.ParameterMetaData

Throws:

java.sql.SQLException

isWrapperFor

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

Check whether this instance wraps an object that implements the interface specified by iface.

Specified by:

isWrapperFor in interface java.sql.Wrapper

Parameters:

iface - a class defining an interface

Returns:

true if this instance implements iface, or false otherwise

Throws:

java.sql.SQLException - if an error occurs while determining if this instance implements iface

unwrap

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

Returns this if this class implements the specified interface.

Specified by:

unwrap in interface java.sql.Wrapper

Parameters:

iface - a class defining an interface

Returns:

an object that implements the interface

Throws:

java.sql.SQLException - if no object is found that implements the interface