org.wso2.siddhi.core.util.lock

Class LockWrapper

java.lang.Object

org.wso2.siddhi.core.util.lock.LockWrapper

public class LockWrapper
extends Object

A wrapper class for ReentrantLock which is used to share and sync locks across various components of Siddhi. LockWrapper creates a mutable instance where the internal lock can be assigned and reassigned to new instances. However, internal lock is not intended to be replaced after initialization.

Constructor Summary

Constructors

Constructor and Description
LockWrapper(String lockId) Construct an empty LockWrapper object with no lock inside.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
ReentrantLock	getLock() Return the internal lock of the LockWrapper
int	hashCode()
void	lock() Acquires the lock.
void	setLock(ReentrantLock lock) Set the internal lock to this LockWrapper
void	unlock() Release the lock.

Methods inherited from class java.lang.Object

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

Constructor Detail

LockWrapper

public LockWrapper(String lockId)

Construct an empty LockWrapper object with no lock inside.

Parameters:

lockId - id of the lock. Cannot be null.

Method Detail

getLock

public ReentrantLock getLock()

Return the internal lock of the LockWrapper

Returns:

the actual lock which is used by this instance

setLock

public void setLock(ReentrantLock lock)

Set the internal lock to this LockWrapper

Parameters:

lock - the actual lock to be used

lock

public void lock()

Acquires the lock.

unlock

public void unlock()

Release the lock.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object