org.spf4j.concurrent.jdbc

Class JdbcLock

java.lang.Object

org.spf4j.concurrent.jdbc.JdbcLock

All Implemented Interfaces:

AutoCloseable, Lock

public final class JdbcLock
extends Object
implements Lock, AutoCloseable

A Jdbc Lock implementation.

Author:

zoly

Constructor Summary

Constructors

Constructor and Description
JdbcLock(DataSource dataSource, SemaphoreTablesDesc semTableDesc, String lockName, int jdbcTimeoutSeconds)

Method Summary

Modifier and Type	Method and Description
void	close()
void	lock()
void	lockInterruptibly()
Condition	newCondition()
String	toString()
boolean	tryLock()
boolean	tryLock(long time, TimeUnit unit)
void	unlock()

Methods inherited from class java.lang.Object

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

Constructor Detail

JdbcLock

public JdbcLock(DataSource dataSource,
                SemaphoreTablesDesc semTableDesc,
                String lockName,
                int jdbcTimeoutSeconds)
         throws InterruptedException,
                SQLException

Throws:

InterruptedException

SQLException

Method Detail

lock

public void lock()

Specified by:

lock in interface Lock

lockInterruptibly

public void lockInterruptibly()
                       throws InterruptedException

Specified by:

lockInterruptibly in interface Lock

Throws:

InterruptedException

tryLock

public boolean tryLock()

Specified by:

tryLock in interface Lock

tryLock

public boolean tryLock(long time,
                       TimeUnit unit)
                throws InterruptedException

Specified by:

tryLock in interface Lock

Throws:

InterruptedException

unlock

public void unlock()

Specified by:

unlock in interface Lock

newCondition

public Condition newCondition()

Specified by:

newCondition in interface Lock

close

public void close()

Specified by:

close in interface AutoCloseable

toString

public String toString()

Overrides:

toString in class Object