/*
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* Copyright 2010, Red Hat Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.deployment.processors.merging;
import java.lang.reflect.Method;
import java.util.List;
import java.util.Map;
import javax.ejb.Init;
import org.jboss.as.ee.component.EEApplicationClasses;
import org.jboss.as.ee.metadata.MethodAnnotationAggregator;
import org.jboss.as.ee.metadata.RuntimeAnnotationInformation;
import org.jboss.as.ejb3.component.stateful.StatefulComponentDescription;
import org.jboss.as.ejb3.deployment.processors.dd.MethodResolutionUtils;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.reflect.ClassReflectionIndex;
import org.jboss.as.server.deployment.reflect.DeploymentReflectionIndex;
import org.jboss.metadata.ejb.spec.InitMethodMetaData;
import org.jboss.metadata.ejb.spec.InitMethodsMetaData;
import org.jboss.metadata.ejb.spec.MethodParametersMetaData;
import org.jboss.metadata.ejb.spec.SessionBean31MetaData;
import org.jboss.metadata.ejb.spec.SessionBeanMetaData;
/**
* Merging processor that handles SFSB init methods.
* <p/>
* Note that the corresponding home methods are not resolved as this time
*
* @author Stuart Douglas
*/
public class InitMethodMergingProcessor extends AbstractMergingProcessor<StatefulComponentDescription> {
public InitMethodMergingProcessor() {
super(StatefulComponentDescription.class);
}
@Override
protected void handleAnnotations(final DeploymentUnit deploymentUnit, final EEApplicationClasses applicationClasses, final DeploymentReflectionIndex deploymentReflectionIndex, final Class<?> componentClass, final StatefulComponentDescription description) throws DeploymentUnitProcessingException {
RuntimeAnnotationInformation<String> init = MethodAnnotationAggregator.runtimeAnnotationInformation(componentClass, applicationClasses, deploymentReflectionIndex, Init.class);
for (Map.Entry<Method, List<String>> entry : init.getMethodAnnotations().entrySet()) {
if (!entry.getValue().isEmpty()) {
final String value = entry.getValue().get(0);
if (value != null && !value.isEmpty()) {
description.addInitMethod(entry.getKey(), value);
} else {
description.addInitMethod(entry.getKey(), null);
}
}
}
}
@Override
protected void handleDeploymentDescriptor(final DeploymentUnit deploymentUnit, final DeploymentReflectionIndex deploymentReflectionIndex, final Class<?> componentClass, final StatefulComponentDescription description) throws DeploymentUnitProcessingException {
//first look for old school ejbCreate methods
//we are only looking on the bean class, not sure if that is correct or not
Class<?> clazz = componentClass;
while (clazz != Object.class && clazz != null) {
final ClassReflectionIndex<?> index = deploymentReflectionIndex.getClassIndex(clazz);
for (Method method : index.getMethods()) {
if (method.getName().startsWith("ejbCreate")) {
//if there is additional metadata specified for this method
//it will be overriden below
if (!description.getInitMethods().containsKey(method)) {
description.addInitMethod(method, null);
}
}
}
clazz = clazz.getSuperclass();
}
SessionBeanMetaData data = description.getDescriptorData();
if (data instanceof SessionBean31MetaData) {
SessionBean31MetaData metaData = (SessionBean31MetaData) data;
final InitMethodsMetaData inits = metaData.getInitMethods();
if (inits != null) {
for (InitMethodMetaData method : inits) {
Method beanMethod = MethodResolutionUtils.resolveMethod(method.getBeanMethod(), componentClass, deploymentReflectionIndex);
if (method.getCreateMethod() != null) {
MethodParametersMetaData p = method.getCreateMethod().getMethodParams();
description.addInitMethod(beanMethod, method.getCreateMethod().getMethodName());
} else {
description.addInitMethod(beanMethod, null);
}
}
}
}
}
}