org.springframework.aop.target
Class EmptyTargetSource

java.lang.Object
  org.springframework.aop.target.EmptyTargetSource

All Implemented Interfaces:

Serializable, TargetSource

public class EmptyTargetSource
extends Object
implements TargetSource, Serializable

Canonical TargetSource when there is no target, and behavior is supplied by interfaces and advisors.

Author:

Rod Johnson

See Also:

Serialized Form

Field Summary

static EmptyTargetSource

INSTANCE The canonical (Singleton) instance of this EmptyTargetSource.

Method Summary

Object	getTarget() Always returns null.
Class	getTargetClass() Always returns null.
boolean	isStatic() Always returns true.
void	releaseTarget(Object target) Release the given target object obtained from the TargetSource.getTarget() method.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final EmptyTargetSource INSTANCE

The canonical (Singleton) instance of this EmptyTargetSource.

Method Detail

getTargetClass

public Class getTargetClass()

Always returns null.

Specified by:

getTargetClass in interface TargetSource

Returns:

null

isStatic

public boolean isStatic()

Always returns true.

Specified by:

isStatic in interface TargetSource

Returns:

true

See Also:

TargetSource.getTarget()

getTarget

public Object getTarget()

Always returns null.

Specified by:

getTarget in interface TargetSource

Returns:

null

releaseTarget

public void releaseTarget(Object target)

Description copied from interface: TargetSource

Release the given target object obtained from the TargetSource.getTarget() method.

Specified by:

releaseTarget in interface TargetSource

Parameters:

target - object obtained from a call to TargetSource.getTarget()

toString

public String toString()

Overrides:

toString in class Object