Package org.apache.derby.impl.services.locks

Interface Control

All Known Implementing Classes:

ActiveLock, Lock, LockControl

public interface Control

Method Summary

Modifier and Type	Method	Description
void	addWaiters(java.util.Map<java.lang.Object,java.lang.Object> waiters)
ActiveLock	firstWaiter()
Lock	getFirstGrant()
java.util.List	getGranted()
Lock	getLock(CompatibilitySpace compatibilitySpace, java.lang.Object qualifier)
Lockable	getLockable()
LockControl	getLockControl()
java.util.List	getWaiting()
boolean	isEmpty()
boolean	isGrantable(boolean otherWaiters, CompatibilitySpace compatibilitySpace, java.lang.Object qualifier)
Control	shallowClone()	Clone this lock for the lock table information.
boolean	unlock(Latch lockInGroup, int unlockCount)

Method Detail

getLockable

Lockable getLockable()

getLockControl

LockControl getLockControl()

getLock

Lock getLock(CompatibilitySpace compatibilitySpace,
             java.lang.Object qualifier)

shallowClone

Control shallowClone()

Clone this lock for the lock table information. Objects cloned will not be altered.

firstWaiter

ActiveLock firstWaiter()

isEmpty

boolean isEmpty()

unlock

boolean unlock(Latch lockInGroup,
               int unlockCount)

addWaiters

void addWaiters(java.util.Map<java.lang.Object,java.lang.Object> waiters)

getFirstGrant

Lock getFirstGrant()

getGranted

java.util.List getGranted()

getWaiting

java.util.List getWaiting()

isGrantable

boolean isGrantable(boolean otherWaiters,
                    CompatibilitySpace compatibilitySpace,
                    java.lang.Object qualifier)