Package org.apache.ignite.spi.systemview.view.datastructures

Class ReentrantLockView

java.lang.Object

org.apache.ignite.spi.systemview.view.datastructures.ReentrantLockView

public class ReentrantLockView
extends Object

IgniteLock representation for a SystemView.

See Also:

Ignite.reentrantLock(String, boolean, boolean, boolean)

Field Summary

Fields

Modifier and Type	Field	Description
protected T	ds	Data structure instance.

Constructor Summary

Constructors

Constructor	Description
ReentrantLockView(org.apache.ignite.internal.processors.datastructures.GridCacheRemovable ds)

Method Summary

Modifier and Type	Method	Description
boolean	broken()
boolean	failoverSafe()
boolean	fair()
int	groupId()
String	groupName()
boolean	hasQueuedThreads()
boolean	locked()
String	name()
boolean	removed()

Methods inherited from class java.lang.Object

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

Field Detail

ds

protected final T extends org.apache.ignite.internal.processors.datastructures.AtomicDataStructureProxy ds

Data structure instance.

Constructor Detail

ReentrantLockView

public ReentrantLockView(org.apache.ignite.internal.processors.datastructures.GridCacheRemovable ds)

Parameters:

ds - Data structure instance.

Method Detail

locked

public boolean locked()

Returns:

True if locked.

See Also:

IgniteLock.isLocked()

hasQueuedThreads

public boolean hasQueuedThreads()

Returns:

True if there may be other threads waiting to acquire the lock.

See Also:

IgniteLock.hasQueuedThreads()

failoverSafe

public boolean failoverSafe()

Returns:

True if this semaphore is failover safe.

See Also:

IgniteLock.isFailoverSafe()

fair

public boolean fair()

Returns:

True if this lock is fair.

See Also:

IgniteLock.isFair()

broken

public boolean broken()

Returns:

True if a node failed on this semaphore and failoverSafe() flag was set to false, false otherwise.

See Also:

IgniteLock.isBroken()

name

public String name()

Returns:

Name.

groupName

public String groupName()

Returns:

Group name.

groupId

public int groupId()

Returns:

Group id.

removed

public boolean removed()

Returns:

True is data structure removed.