br.com.sankhya.jape.dao

Class TXLock

java.lang.Object

br.com.sankhya.jape.dao.TXLock

All Implemented Interfaces:

java.io.Serializable

public class TXLock
extends java.lang.Object
implements java.io.Serializable

Classe utilitária que cria um lock singleton de TX baseado em resourceName. Uma vez feito o lock de um recurso outras Threads só conseguirão o lock desse mesmo recurso após o termino da TX que o travou.

Author:

Cláudio Gualberto

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TXLock.LockNotAcquiredException

Method Summary

Modifier and Type	Method and Description
static TXLock	getSingleton()
static boolean	isDatabaseDeadLockException(java.lang.Throwable e)
void	lockResource(java.lang.String resourceName)
void	lockResource(java.lang.String resourceName, boolean waitFor)
void	lockResourceNonStriped(javax.transaction.Transaction tx, java.lang.String resourceName, boolean waitFor)

Methods inherited from class java.lang.Object

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

Method Detail

getSingleton

public static TXLock getSingleton()

lockResource

public void lockResource(java.lang.String resourceName)
                  throws PersistenceException

Throws:

PersistenceException

lockResource

public void lockResource(java.lang.String resourceName,
                         boolean waitFor)
                  throws PersistenceException

Throws:

PersistenceException

lockResourceNonStriped

public void lockResourceNonStriped(javax.transaction.Transaction tx,
                                   java.lang.String resourceName,
                                   boolean waitFor)

isDatabaseDeadLockException

public static boolean isDatabaseDeadLockException(java.lang.Throwable e)