org.entityfs.lock.impl
Class SimpleLockAcquiringStrategy

java.lang.Object
  org.entityfs.lock.impl.AbstractLockAcquiringStrategy
      org.entityfs.lock.impl.SimpleLockAcquiringStrategy

All Implemented Interfaces:

LockAcquiringStrategy

public final class SimpleLockAcquiringStrategy
extends AbstractLockAcquiringStrategy
implements LockAcquiringStrategy

This is a simple LockAcquiringStrategy that can wait forever on locks.

In the case of deadlocks, the deadlocked threads will freeze forever. jstack is a good tool for analyzing deadlocks.

Since:

1.0

Author:

Karl Gustafsson

In_jar:

entityfs-core

Field Summary

static SimpleLockAcquiringStrategy

INSTANCE

Constructor Summary

SimpleLockAcquiringStrategy()

Method Summary

protected boolean

lockIt(Lock l) Subclasses implement this to lock the given lock.

Methods inherited from class org.entityfs.lock.impl.AbstractLockAcquiringStrategy

getEntityLock, getLock, getReadLock, getWriteLock

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.entityfs.lock.LockAcquiringStrategy

getEntityLock, getLock, getReadLock, getWriteLock

Field Detail

INSTANCE

public static final SimpleLockAcquiringStrategy INSTANCE

Constructor Detail

SimpleLockAcquiringStrategy

public SimpleLockAcquiringStrategy()

Method Detail

lockIt

protected boolean lockIt(Lock l)

Description copied from class: AbstractLockAcquiringStrategy

Subclasses implement this to lock the given lock.

Specified by:

lockIt in class AbstractLockAcquiringStrategy

Parameters:

l - The lock.

Returns:

true if successful, false otherwise. When false is returned, it is interpreted as due to a timeout.