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jacomma.util
Class RdWrLock  

java.lang.Object
  jacomma.util.RdWrLock

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public class RdWrLock

extends java.lang.Object

A recursive (re-enterant) read-write Lock implementation with single reader priviledge elevation and deadlock detection

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Nested Class Summary
private  class	RdWrLock.LockCount

 

Field Summary
private  java.util.Map	readers_
private  RdWrLock.LockCount	writer_

 

Constructor Summary

RdWrLock()

 

Method Summary
private  boolean	_try_rdlock()
private  boolean	_try_wrlock()
void	rdlock()
boolean	try_rdlock()
boolean	try_wrlock()
void	unlock()           Releases (decrements count) a lock ownder by the current thread Nothing happens if the thread is not a lock owner
void	wrlock()           Acquires a write-lock.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

readers_

private java.util.Map readers_

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writer_

private RdWrLock.LockCount writer_

Constructor Detail

RdWrLock

public RdWrLock()

Method Detail

rdlock

public void rdlock()

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wrlock

public void wrlock()

Acquires a write-lock.

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try_rdlock

public boolean try_rdlock()

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try_wrlock

public boolean try_wrlock()

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unlock

public void unlock()

Releases (decrements count) a lock ownder by the current thread Nothing happens if the thread is not a lock owner

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_try_rdlock

private boolean _try_rdlock()

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_try_wrlock

private boolean _try_wrlock()

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> jacomma >> [ util overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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