/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, 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.webservices.injection;
import java.util.HashMap;
import java.util.Map;
import org.jboss.as.ee.component.BasicComponent;
import org.jboss.as.ee.component.ComponentInstance;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.webservices.util.WSServices;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.ws.common.deployment.ReferenceFactory;
import org.jboss.ws.common.integration.AbstractDeploymentAspect;
import org.jboss.ws.common.integration.WSHelper;
import org.jboss.wsf.spi.deployment.Deployment;
import org.jboss.wsf.spi.deployment.Endpoint;
import org.jboss.wsf.spi.deployment.InstanceProvider;
import org.jboss.wsf.spi.deployment.Reference;
/**
* @author <a href="mailto:ropalka@redhat.com">Richard Opalka</a>
*/
public final class InjectionDeploymentAspect extends AbstractDeploymentAspect {
@Override
public void start(final Deployment dep) {
if (WSHelper.isJaxrpcDeployment(dep)) return;
for (final Endpoint ep : dep.getService().getEndpoints()) {
setInjectionAwareInstanceProvider(ep);
}
}
private void setInjectionAwareInstanceProvider(final Endpoint ep) {
final InstanceProvider stackInstanceProvider = ep.getInstanceProvider();
final DeploymentUnit unit = ep.getService().getDeployment().getAttachment(DeploymentUnit.class);
final InstanceProvider injectionAwareInstanceProvider = new InjectionAwareInstanceProvider(stackInstanceProvider, ep, unit);
ep.setInstanceProvider(injectionAwareInstanceProvider);
}
private static final class InjectionAwareInstanceProvider implements InstanceProvider {
private final InstanceProvider delegate;
private final String endpointName;
private final String endpointClass;
private final boolean isEjb3Endpoint;
private final ServiceName componentPrefix;
private static final String componentSuffix = "START";
private final Map<String, Reference> cache = new HashMap<String, Reference>();
private InjectionAwareInstanceProvider(final InstanceProvider delegate, final Endpoint endpoint, final DeploymentUnit unit) {
this.delegate = delegate;
endpointName = endpoint.getShortName();
endpointClass = endpoint.getTargetBeanName();
isEjb3Endpoint = WSHelper.isEjbEndpoint(endpoint);
componentPrefix = unit.getServiceName().append("component");
}
@Override
public synchronized Reference getInstance(final String className) {
Reference instance = cache.get(className);
if (instance != null) return instance;
if (className.equals(endpointClass)) {
// handle endpoint instantiation
if (!isEjb3Endpoint) {
// only POJO endpoints have to be initialized. EJB3 endpoints are handled by the EJB3 subsystem.
final ServiceName endpointComponentName = getEndpointComponentServiceName();
final ServiceController<BasicComponent> endpointController = getComponentController(endpointComponentName);
if (endpointController != null) {
final BasicComponent endpointComponent = endpointController.getValue();
final ComponentInstance endpointComponentInstance = endpointComponent.createInstance(delegate.getInstance(className).getValue());
final Object endpointInstance = endpointComponentInstance.getInstance();
// mark reference as initialized because JBoss server initialized it
final Reference endpointReference = ReferenceFactory.newInitializedReference(endpointInstance);
return cacheAndGet(endpointReference);
}
}
} else {
// handle JAXWS handler instantiation
final ServiceName handlerComponentName = getHandlerComponentServiceName(className);
final ServiceController<BasicComponent> handlerComponentController = getComponentController(handlerComponentName);
if (handlerComponentController != null) {
// we support initialization only on non system JAXWS handlers
final BasicComponent handlerComponent = handlerComponentController.getValue();
final ComponentInstance handlerComponentInstance = handlerComponent.createInstance(delegate.getInstance(className).getValue());
final Object handlerInstance = handlerComponentInstance.getInstance();
// mark reference as initialized because JBoss server initialized it
final Reference handlerReference = ReferenceFactory.newInitializedReference(handlerInstance);
return cacheAndGet(handlerReference);
}
}
// fallback for EJB3 endpoints & system JAXWS handlers
final Reference fallbackInstance = delegate.getInstance(className);
final Reference fallbackReference = ReferenceFactory.newUninitializedReference(fallbackInstance);
return cacheAndGet(fallbackReference);
}
private Reference cacheAndGet(final Reference instance) {
cache.put(instance.getValue().getClass().getName(), instance);
return instance;
}
private ServiceName getEndpointComponentServiceName() {
return componentPrefix.append(endpointName).append(componentSuffix);
}
private ServiceName getHandlerComponentServiceName(final String handlerClassName) {
return componentPrefix.append(endpointName + "-" + handlerClassName).append(componentSuffix);
}
@SuppressWarnings("unchecked")
private static ServiceController<BasicComponent> getComponentController(final ServiceName componentName) {
return (ServiceController<BasicComponent>)WSServices.getContainerRegistry().getService(componentName);
}
}
}