/*
* JBoss, Home of Professional Open Source
* 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.jaxrs.deployment;
import static org.jboss.as.jaxrs.JaxrsLogger.JAXRS_LOGGER;
import org.jboss.as.ee.structure.DeploymentType;
import org.jboss.as.ee.structure.DeploymentTypeMarker;
import org.jboss.as.server.deployment.Attachments;
import org.jboss.as.server.deployment.DeploymentPhaseContext;
import org.jboss.as.server.deployment.DeploymentUnit;
import org.jboss.as.server.deployment.DeploymentUnitProcessingException;
import org.jboss.as.server.deployment.DeploymentUnitProcessor;
import org.jboss.as.web.deployment.WarMetaData;
import org.jboss.as.weld.WeldDeploymentMarker;
import org.jboss.as.weld.deployment.WeldAttachments;
import org.jboss.metadata.javaee.spec.ParamValueMetaData;
import org.jboss.metadata.web.jboss.JBossWebMetaData;
import org.jboss.modules.Module;
import org.jboss.resteasy.cdi.ResteasyCdiExtension;
import org.jboss.weld.bootstrap.spi.Metadata;
import javax.enterprise.inject.spi.Extension;
import java.util.ArrayList;
import java.util.List;
/**
* @author Stuart Douglas
*/
public class JaxrsCdiIntegrationProcessor implements DeploymentUnitProcessor {
public static final String CDI_INJECTOR_FACTORY_CLASS = "org.jboss.resteasy.cdi.CdiInjectorFactory";
@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
final Module module = deploymentUnit.getAttachment(Attachments.MODULE);
if (!JaxrsDeploymentMarker.isJaxrsDeployment(deploymentUnit)) {
return;
}
if (!DeploymentTypeMarker.isType(DeploymentType.WAR, deploymentUnit)) {
return;
}
final DeploymentUnit parent = deploymentUnit.getParent() == null ? deploymentUnit : deploymentUnit.getParent();
final WarMetaData warMetaData = deploymentUnit.getAttachment(WarMetaData.ATTACHMENT_KEY);
final JBossWebMetaData webdata = warMetaData.getMergedJBossWebMetaData();
try {
module.getClassLoader().loadClass(CDI_INJECTOR_FACTORY_CLASS);
// don't set this param if CDI is not in classpath
if (WeldDeploymentMarker.isPartOfWeldDeployment(deploymentUnit)) {
JAXRS_LOGGER.debug("Found CDI, adding injector factory class");
setContextParameter(webdata, "resteasy.injector.factory", CDI_INJECTOR_FACTORY_CLASS);
//now we need to add the CDI extension, if it has not
//already been added
synchronized (parent) {
boolean found = false;
final List<Metadata<Extension>> extensions = parent.getAttachmentList(WeldAttachments.PORTABLE_EXTENSIONS);
for (Metadata<Extension> extension : extensions) {
if (extension.getValue() instanceof ResteasyCdiExtension) {
found = true;
break;
}
}
if (!found) {
final ClassLoader classLoader = SecurityActions.getContextClassLoader();
try {
//MASSIVE HACK
//the resteasy Logger throws a NPE if the TCCL is null
SecurityActions.setContextClassLoader(ResteasyCdiExtension.class.getClassLoader());
final ResteasyCdiExtension ext = new ResteasyCdiExtension();
Metadata<Extension> metadata = new Metadata<Extension>() {
@Override
public Extension getValue() {
return ext;
}
@Override
public String getLocation() {
return "org.jboss.as.jaxrs.JaxrsExtension";
}
};
parent.addToAttachmentList(WeldAttachments.PORTABLE_EXTENSIONS, metadata);
} finally {
SecurityActions.setContextClassLoader(classLoader);
}
}
}
}
} catch (ClassNotFoundException ignored) {
}
}
public static void setContextParameter(JBossWebMetaData webdata, String name, String value) {
ParamValueMetaData param = new ParamValueMetaData();
param.setParamName(name);
param.setParamValue(value);
List<ParamValueMetaData> params = webdata.getContextParams();
if (params == null) {
params = new ArrayList<ParamValueMetaData>();
webdata.setContextParams(params);
}
params.add(param);
}
@Override
public void undeploy(final DeploymentUnit context) {
}
}