Java Doc for WaitableRef.java in  » Ajax » Laszlo-4.0.10 » EDU » oswego » cs » dl » util » concurrent » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Ajax » Laszlo 4.0.10 » EDU.oswego.cs.dl.util.concurrent 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   EDU.oswego.cs.dl.util.concurrent.SynchronizedVariable
      EDU.oswego.cs.dl.util.concurrent.SynchronizedRef
         EDU.oswego.cs.dl.util.concurrent.WaitableRef

WaitableRef
public class WaitableRef extends SynchronizedRef (Code)
A class useful for offloading synch for Object reference instance variables.

[ Introduction to this package. ]




Constructor Summary
public  WaitableRef(Object initialValue)
     Create a WaitableRef initially holding the given reference and using its own internal lock.
public  WaitableRef(Object initialValue, Object lock)
     Make a new WaitableRef with the given initial value, and using the supplied lock.

Method Summary
public  booleancommit(Object assumedValue, Object newValue)
    
public  Objectset(Object newValue)
    
public  voidwhenEqual(Object c, Runnable action)
     Wait until value equals c, then run action if nonnull.
public  voidwhenNotEqual(Object c, Runnable action)
     wait until value not equal to c, then run action if nonnull.
public  voidwhenNotNull(Runnable action)
     wait until value is nonnull, then run action if nonnull.
public  voidwhenNull(Runnable action)
     Wait until value is null, then run action if nonnull.


Constructor Detail
WaitableRef
public WaitableRef(Object initialValue)(Code)
Create a WaitableRef initially holding the given reference and using its own internal lock.



WaitableRef
public WaitableRef(Object initialValue, Object lock)(Code)
Make a new WaitableRef with the given initial value, and using the supplied lock.




Method Detail
commit
public boolean commit(Object assumedValue, Object newValue)(Code)



set
public Object set(Object newValue)(Code)



whenEqual
public void whenEqual(Object c, Runnable action) throws InterruptedException(Code)
Wait until value equals c, then run action if nonnull. The action is run with the synchronization lock held.



whenNotEqual
public void whenNotEqual(Object c, Runnable action) throws InterruptedException(Code)
wait until value not equal to c, then run action if nonnull. The action is run with the synchronization lock held.



whenNotNull
public void whenNotNull(Runnable action) throws InterruptedException(Code)
wait until value is nonnull, then run action if nonnull. The action is run with the synchronization lock held.



whenNull
public void whenNull(Runnable action) throws InterruptedException(Code)
Wait until value is null, then run action if nonnull. The action is run with the synchronization lock held.



Fields inherited from EDU.oswego.cs.dl.util.concurrent.SynchronizedRef
protected Object value_(Code)(Java Doc)

Methods inherited from EDU.oswego.cs.dl.util.concurrent.SynchronizedRef
public boolean commit(Object assumedValue, Object newValue)(Code)(Java Doc)
final public Object get()(Code)(Java Doc)
public Object set(Object newValue)(Code)(Java Doc)
public Object swap(SynchronizedRef other)(Code)(Java Doc)

Fields inherited from EDU.oswego.cs.dl.util.concurrent.SynchronizedVariable
final protected Object lock_(Code)(Java Doc)

Methods inherited from EDU.oswego.cs.dl.util.concurrent.SynchronizedVariable
public void execute(Runnable command) throws InterruptedException(Code)(Java Doc)
public Object getLock()(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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