org.apache.openjpa.ee
Class AbstractManagedRuntime

java.lang.Object
  org.apache.openjpa.ee.AbstractManagedRuntime

All Implemented Interfaces:

ManagedRuntime

Direct Known Subclasses:

AutomaticManagedRuntime, InvocationManagedRuntime, JNDIManagedRuntime, SunOneManagedRuntime, WASManagedRuntime, WLSManagedRuntime

public abstract class AbstractManagedRuntime
extends Object
implements ManagedRuntime

Constructor Summary

AbstractManagedRuntime()

Method Summary

void	doNonTransactionalWork(Runnable runnable) Do a unit of work which will execute outside of the current managed transaction.
Object	getTransactionKey() Returns a transaction key that can be used to associate transactions and Brokers.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.openjpa.ee.ManagedRuntime

getRollbackCause, getTransactionManager, setRollbackOnly

Constructor Detail

AbstractManagedRuntime

public AbstractManagedRuntime()

Method Detail

getTransactionKey

public Object getTransactionKey()
                         throws Exception,
                                SystemException

Returns a transaction key that can be used to associate transactions and Brokers. The default implementation returns the Transaction associated with the current thread's transaction.

Specified by:

getTransactionKey in interface ManagedRuntime

Returns:

the transaction key

Throws:

Exception

SystemException

doNonTransactionalWork

public void doNonTransactionalWork(Runnable runnable)
                            throws NotSupportedException

Do a unit of work which will execute outside of the current managed transaction. The default implementation suspends the transaction prior to execution, and resumes the transaction afterwards.

Specified by:

doNonTransactionalWork in interface ManagedRuntime

Parameters:

runnable - The runnable wrapper for the work that will be done. The runnable object should be fully initialized with any state needed to execute.

Throws:

NotSupportedException - if the current transaction can not be obtained, or an error occurs when suspending or resuming the transaction.