com.cloudera.oryx.common.lang

Class AutoLock

java.lang.Object

com.cloudera.oryx.common.lang.AutoLock

All Implemented Interfaces:

AutoCloseable, Lock

public final class AutoLock
extends Object
implements AutoCloseable, Lock

Makes a Lock into an AutoCloseable for use with try-with-resources: Lock lock = ...; ... AutoLock autoLock = new AutoLock(lock); // Not locked try (AutoLock al = autoLock.autoLock()) { // variable required but unused // Locked ... } // Not locked

Constructor Summary

Constructors

Constructor and Description
AutoLock() Manages a new ReentrantLock.
AutoLock(Lock lock)

Method Summary

Modifier and Type	Method and Description
AutoLock	autoLock()
void	close() Unlocks the underlying Lock.
void	lock()
void	lockInterruptibly()
Condition	newCondition()
String	toString()
boolean	tryLock()
boolean	tryLock(long time, TimeUnit unit)
void	unlock()

Methods inherited from class java.lang.Object

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

Constructor Detail

AutoLock

public AutoLock()

Manages a new ReentrantLock.

AutoLock

public AutoLock(Lock lock)

Parameters:

lock - lock to manage

Method Detail

autoLock

public AutoLock autoLock()

Returns:

this, after calling lock()

close

public void close()

Unlocks the underlying Lock.

Specified by:

close in interface AutoCloseable

lock

public void lock()

Specified by:

lock in interface Lock

lockInterruptibly

public void lockInterruptibly()
                       throws InterruptedException

Specified by:

lockInterruptibly in interface Lock

Throws:

InterruptedException

tryLock

public boolean tryLock()

Specified by:

tryLock in interface Lock

tryLock

public boolean tryLock(long time,
                       TimeUnit unit)
                throws InterruptedException

Specified by:

tryLock in interface Lock

Throws:

InterruptedException

unlock

public void unlock()

Specified by:

unlock in interface Lock

newCondition

public Condition newCondition()

Specified by:

newCondition in interface Lock

toString

public String toString()

Overrides:

toString in class Object