org.apache.lucene.util
Class DummyConcurrentLock

java.lang.Object
  org.apache.lucene.util.DummyConcurrentLock

All Implemented Interfaces:

Lock

public final class DummyConcurrentLock
extends Object
implements Lock

A dummy lock as a replacement for ReentrantLock to disable locking

Field Summary

static DummyConcurrentLock

INSTANCE a default instance, can be always used, as this Lock is stateless.

Constructor Summary

DummyConcurrentLock()

Method Summary

void	lock()
void	lockInterruptibly()
Condition	newCondition()
boolean	tryLock()
boolean	tryLock(long time, TimeUnit unit)
void	unlock()

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final DummyConcurrentLock INSTANCE

a default instance, can be always used, as this Lock is stateless.

Constructor Detail

DummyConcurrentLock

public DummyConcurrentLock()

Method Detail

lock

public void lock()

Specified by:

lock in interface Lock

lockInterruptibly

public void lockInterruptibly()

Specified by:

lockInterruptibly in interface Lock

tryLock

public boolean tryLock()

Specified by:

tryLock in interface Lock

tryLock

public boolean tryLock(long time,
                       TimeUnit unit)

Specified by:

tryLock in interface Lock

unlock

public void unlock()

Specified by:

unlock in interface Lock

newCondition

public Condition newCondition()

Specified by:

newCondition in interface Lock