Package com.semedy.reasoner.core.locks

Class PredicateCoreReadLock

java.lang.Object

com.semedy.reasoner.core.locks.PredicateCoreReadLock

All Implemented Interfaces:

CoreReadLock

public class PredicateCoreReadLock
extends Object
implements CoreReadLock

a read lock for edb for locking single predicates

Author:

angele

Constructor Summary

Constructors

Constructor	Description
PredicateCoreReadLock(Map<String,ReentrantReadWriteLock> predicateLocks, ReentrantReadWriteLock.ReadLock idblock, ReentrantReadWriteLock.ReadLock symboltablelock)

Method Summary

Modifier and Type	Method	Description
void	lock()	lock all
void	lock(String p)	lock single predicate
void	lock(Set<String> predicates, boolean idb, boolean symboltable)	set read lock
void	unlock()	unlock
void	unlock(String p)	unlock single predicate
void	unlock(Set<String> predicates, boolean idb, boolean symboltable)	unlock read lock

Methods inherited from class java.lang.Object

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

Constructor Details

PredicateCoreReadLock

public PredicateCoreReadLock(Map<String,ReentrantReadWriteLock> predicateLocks,
 ReentrantReadWriteLock.ReadLock idblock,
 ReentrantReadWriteLock.ReadLock symboltablelock)

Method Details

lock

public void lock(Set<String> predicates,
 boolean idb,
 boolean symboltable)

Description copied from interface: CoreReadLock

set read lock

Specified by:

lock in interface CoreReadLock

Parameters:

predicates - , predicates to be locked

idb - , should idb be locked

symboltable - , should symbol table be locked

lock

public void lock(String p)

Description copied from interface: CoreReadLock

lock single predicate

Specified by:

lock in interface CoreReadLock

unlock

public void unlock(Set<String> predicates,
 boolean idb,
 boolean symboltable)

Description copied from interface: CoreReadLock

unlock read lock

Specified by:

unlock in interface CoreReadLock

Parameters:

predicates - , predicates to be unlocked

idb - , should idb be unlocked

symboltable - , should symbol table be unlocked

unlock

public void unlock(String p)

Description copied from interface: CoreReadLock

unlock single predicate

Specified by:

unlock in interface CoreReadLock

lock

public void lock()

Description copied from interface: CoreReadLock

lock all

Specified by:

lock in interface CoreReadLock

unlock

public void unlock()

Description copied from interface: CoreReadLock

unlock

Specified by:

unlock in interface CoreReadLock