org.jboss.portal.common.transaction
Class Transactions

java.lang.Object
  org.jboss.portal.common.transaction.Transactions

public class Transactions
extends java.lang.Object

Helper for managing transactions around a runnable.

Nested Class Summary

static interface

Transactions.Runnable

Constructor Summary

Transactions()

Method Summary

static void	begin(javax.transaction.TransactionManager tm) Begin a new transaction.
static void	end(javax.transaction.TransactionManager tm) Terminate the transaction.
static java.lang.Object	required(javax.transaction.TransactionManager tm, Transactions.Runnable runnable)
static java.lang.Object	requiresNew(javax.transaction.UserTransaction tx, Transactions.Runnable runnable)
static void	resume(javax.transaction.TransactionManager tm, javax.transaction.Transaction tx)
static javax.transaction.Transaction	suspend(javax.transaction.TransactionManager tm)

Methods inherited from class java.lang.Object

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

Constructor Detail

Transactions

public Transactions()

Method Detail

required

public static java.lang.Object required(javax.transaction.TransactionManager tm,
                                        Transactions.Runnable runnable)
                                 throws NestedException

Throws:

NestedException

requiresNew

public static java.lang.Object requiresNew(javax.transaction.UserTransaction tx,
                                           Transactions.Runnable runnable)
                                    throws NestedException,
                                           TransactionException

Throws:

NestedException

TransactionException

begin

public static void begin(javax.transaction.TransactionManager tm)
                  throws java.lang.IllegalStateException

Begin a new transaction.

Parameters:

tm - the transaction manager

Throws:

java.lang.IllegalStateException - if the transaction cannot be started

end

public static void end(javax.transaction.TransactionManager tm)

Terminate the transaction. If the transaction is marked for rollback then it is rollbacked otherwise it is commited.

Parameters:

tm - the transaction manager

resume

public static void resume(javax.transaction.TransactionManager tm,
                          javax.transaction.Transaction tx)

suspend

public static javax.transaction.Transaction suspend(javax.transaction.TransactionManager tm)