Package org.eclipse.rdf4j.common.concurrent.locks

Class ExclusiveReentrantLockManager

java.lang.Object

org.eclipse.rdf4j.common.concurrent.locks.ExclusiveReentrantLockManager

@InternalUseOnly
public class ExclusiveReentrantLockManager
extends java.lang.Object

A simple reentrant lock that allows other threads to unlock the lock.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	ExclusiveReentrantLockManager.ExclusiveReentrantLock

Field Summary

Fields

Modifier and Type	Field	Description
(package private) java.util.concurrent.atomic.AtomicLong	activeLocks
(package private) LockMonitoring<ExclusiveReentrantLockManager.ExclusiveReentrantLock>	lockMonitoring
private static org.slf4j.Logger	logger
(package private) java.util.concurrent.atomic.AtomicReference<java.lang.Thread>	owner
private int	waitToCollect

Constructor Summary

Constructors

Constructor	Description
ExclusiveReentrantLockManager()
ExclusiveReentrantLockManager(boolean trackLocks)
ExclusiveReentrantLockManager(boolean trackLocks, int collectionFrequency)

Method Summary

Modifier and Type	Method	Description
Lock	getExclusiveLock()
private Lock	getExclusiveLockInner()
boolean	isActiveLock()
Lock	tryExclusiveLock()
private Lock	tryExclusiveLockInner()

Methods inherited from class java.lang.Object

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

Field Detail

logger

private static final org.slf4j.Logger logger

activeLocks

final java.util.concurrent.atomic.AtomicLong activeLocks

owner

final java.util.concurrent.atomic.AtomicReference<java.lang.Thread> owner

waitToCollect

private final int waitToCollect

lockMonitoring

LockMonitoring<ExclusiveReentrantLockManager.ExclusiveReentrantLock> lockMonitoring

Constructor Detail

ExclusiveReentrantLockManager

public ExclusiveReentrantLockManager()

ExclusiveReentrantLockManager

public ExclusiveReentrantLockManager(boolean trackLocks)

ExclusiveReentrantLockManager

public ExclusiveReentrantLockManager(boolean trackLocks,
                                     int collectionFrequency)

Method Detail

tryExclusiveLockInner

private Lock tryExclusiveLockInner()

getExclusiveLockInner

private Lock getExclusiveLockInner()
                            throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

tryExclusiveLock

public Lock tryExclusiveLock()

getExclusiveLock

public Lock getExclusiveLock()
                      throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

isActiveLock

public boolean isActiveLock()