org.pfsw.util

Class ReleaseState

java.lang.Object

org.pfsw.util.ReleaseState

All Implemented Interfaces:

java.io.Serializable, IReleasable

public class ReleaseState
extends java.lang.Object
implements IReleasable, java.io.Serializable

A simple handler of the released state of an object that might implement the IReleasable interface.
It can be used by sublclassing or as a delegate property, whatever suits better.
This implementation is thread-safe.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ReleaseState() Creates a new instance this has the state "not released".

Method Summary

Modifier and Type	Method and Description
void	checkState() Checks if this object has been released already and throws an IllegalStateException if that is the case.
boolean	isReleased() Returns true if this object has been released.
void	release() Changes the internal state to "released".
protected void	setIsReleased(boolean bool)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReleaseState

public ReleaseState()

Creates a new instance this has the state "not released".

Method Detail

isReleased

public boolean isReleased()

Returns true if this object has been released.

checkState

public void checkState()

Checks if this object has been released already and throws an IllegalStateException if that is the case. Otherwise it silently returns without any action.

Throws:

java.lang.IllegalStateException - If the object has been released.

release

public void release()

Changes the internal state to "released".

Specified by:

release in interface IReleasable

setIsReleased

protected void setIsReleased(boolean bool)