Top Description Fields Constructors Methods

com.mchange.v2.lock

public Class SimpleSharedUseExclusiveUseLock

Class Inheritance

extends Object
implements SharedUseExclusiveUseLock

java.lang.Object
com.mchange.v2.lock.SimpleSharedUseExclusiveUseLock

All Implemented Interfaces

com.mchange.v2.lock.SharedUseExclusiveUseLock

NONREENTRANT!!! also... would be more efficient if we segregated readers and writers into separate wait sets.

Field Summary

Modifier and Type	Field and Description
private int	active_readers
private int	waiting_readers
private int	waiting_writers
private boolean	writer_active

Constructor Summary

Access	Constructor and Description
public	SimpleSharedUseExclusiveUseLock()

Method Summary

Modifier and Type	Method and Description
public synchronized void	acquireExclusive() Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.acquireExclusive.
public synchronized void	acquireShared() Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.acquireShared.
private boolean	okayToRead()
private boolean	okayToWrite()
public synchronized void	relinquishExclusive() Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.relinquishExclusive.
public synchronized void	relinquishShared() Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.relinquishShared.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

active_readers	back to summary
private int active_readers

waiting_readers	back to summary
private int waiting_readers

waiting_writers	back to summary
private int waiting_writers

writer_active	back to summary
private boolean writer_active

Constructor Detail

SimpleSharedUseExclusiveUseLock	back to summary
public SimpleSharedUseExclusiveUseLock()

Method Detail

acquireExclusive	back to summary
public synchronized void acquireExclusive() throws InterruptedException Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.acquireExclusive.

acquireShared	back to summary
public synchronized void acquireShared() throws InterruptedException Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.acquireShared.

okayToRead	back to summary
private boolean okayToRead()

okayToWrite	back to summary
private boolean okayToWrite()

relinquishExclusive	back to summary
public synchronized void relinquishExclusive() Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.relinquishExclusive.

relinquishShared	back to summary
public synchronized void relinquishShared() Implements com.mchange.v2.lock.SharedUseExclusiveUseLock.relinquishShared.