/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.ejb3.component.concurrent;
import org.jboss.as.ee.component.interceptors.InvocationType;
import org.jboss.as.ee.concurrent.handle.ContextHandleFactory;
import org.jboss.as.ee.concurrent.handle.ResetContextHandle;
import org.jboss.as.ee.concurrent.handle.SetupContextHandle;
import org.jboss.as.ejb3.context.CurrentInvocationContext;
import org.jboss.invocation.InterceptorContext;
import javax.enterprise.concurrent.ContextService;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Map;
/**
* The context handle factory responsible for saving and setting the ejb context.
* @author Eduardo Martins
*/
public class EJBContextHandleFactory implements ContextHandleFactory {
public static final String NAME = "EJB";
public static final EJBContextHandleFactory INSTANCE = new EJBContextHandleFactory();
private EJBContextHandleFactory() {
}
@Override
public SetupContextHandle saveContext(ContextService contextService, Map<String, String> contextObjectProperties) {
return new EJBContextHandle();
}
@Override
public String getName() {
return NAME;
}
@Override
public int getChainPriority() {
return 500;
}
@Override
public void writeSetupContextHandle(SetupContextHandle contextHandle, ObjectOutputStream out) throws IOException {
out.writeObject(contextHandle);
}
@Override
public SetupContextHandle readSetupContextHandle(ObjectInputStream in) throws IOException, ClassNotFoundException {
return (SetupContextHandle) in.readObject();
}
private static class EJBContextHandle implements SetupContextHandle, ResetContextHandle {
private final transient InterceptorContext interceptorContext;
private EJBContextHandle() {
final InterceptorContext interceptorContext = CurrentInvocationContext.get();
if(interceptorContext != null) {
this.interceptorContext = interceptorContext.clone();
// overwrite invocation type so EE concurrency tasks have special access to resources such as the user tx
this.interceptorContext.putPrivateData(InvocationType.class, InvocationType.CONCURRENT_CONTEXT);
} else {
this.interceptorContext = null;
}
}
@Override
public String getFactoryName() {
return NAME;
}
@Override
public ResetContextHandle setup() throws IllegalStateException {
if(interceptorContext != null) {
CurrentInvocationContext.push(interceptorContext);
}
return this;
}
@Override
public void reset() {
if(interceptorContext != null) {
CurrentInvocationContext.pop();
}
}
}
}