/*
* Copyright 2012 Paul Merlin.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
*
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.codeartisans.playqi;
import java.util.concurrent.Callable;
import org.qi4j.api.structure.Module;
import org.qi4j.api.unitofwork.UnitOfWork;
@Deprecated
public class ControllersModuleUnitOfWorkCallable<T>
implements Callable<T>
{
private final Callable<T> delegate;
public ControllersModuleUnitOfWorkCallable( Callable<T> delegate )
{
this.delegate = delegate;
}
@Override
public final T call()
throws Exception
{
Module module = PlayQi.controllersModule();
UnitOfWork uow = module.newUnitOfWork();
try
{
T result = delegate.call();
uow.complete();
return result;
}
catch( Exception ex )
{
if( uow != null )
{
uow.discard();
}
throw ex;
}
}
}