org.apache.batik.util

Class RunnableQueue.LockableLink

java.lang.Object

org.apache.batik.util.DoublyLinkedList.Node

org.apache.batik.util.RunnableQueue.Link

org.apache.batik.util.RunnableQueue.LockableLink

Enclosing class:

RunnableQueue

protected static class RunnableQueue.LockableLink
extends RunnableQueue.Link

To store a Runnable with an object waiting for him to be executed.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	locked Whether this link is actually locked.

Constructor Summary

Constructors

Constructor and Description
LockableLink(java.lang.Runnable r) Creates a new link.

Method Summary

Modifier and Type	Method and Description
boolean	isLocked() Whether the link is actually locked.
void	lock() Locks this link.
void	unlock() unlocks this link.

Methods inherited from class org.apache.batik.util.DoublyLinkedList.Node

getNext, getPrev, insertBefore, setNext, setPrev, unlink

Methods inherited from class java.lang.Object

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

Field Detail

locked

private volatile boolean locked

Whether this link is actually locked.

Constructor Detail

LockableLink

public LockableLink(java.lang.Runnable r)

Creates a new link.

Method Detail

isLocked

public boolean isLocked()

Whether the link is actually locked.

lock

public void lock()
          throws java.lang.InterruptedException

Locks this link.

Throws:

java.lang.InterruptedException

unlock

public void unlock()

unlocks this link.

Overrides:

unlock in class RunnableQueue.Link