/*
* 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.wildfly.extension.undertow.deployment;
import io.undertow.servlet.websockets.WebSocketServlet;
import io.undertow.websockets.WebSocketConnectionCallback;
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.server.deployment.reflect.DeploymentClassIndex;
import org.jboss.as.web.common.WarMetaData;
import org.jboss.metadata.javaee.spec.ParamValueMetaData;
import org.jboss.metadata.web.jboss.JBossServletMetaData;
import org.jboss.metadata.web.jboss.JBossWebMetaData;
import java.util.ArrayList;
/**
* Deployment processor for native (not JSR) web sockets.
* <p/>
* If a {@link WebSocketConnectionCallback} is mapped as a servlet then it is replaced by the
* handshake servlet
*
* @author Stuart Douglas
*/
public class UndertowNativeWebSocketDeploymentProcessor implements DeploymentUnitProcessor {
@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
final DeploymentClassIndex classIndex = deploymentUnit.getAttachment(Attachments.CLASS_INDEX);
WarMetaData metaData = deploymentUnit.getAttachment(WarMetaData.ATTACHMENT_KEY);
if (metaData == null) {
return;
}
JBossWebMetaData mergedMetaData = metaData.getMergedJBossWebMetaData();
if (mergedMetaData.getServlets() != null) {
for (final JBossServletMetaData servlet : mergedMetaData.getServlets()) {
if (servlet.getServletClass() != null) {
try {
Class<?> clazz = classIndex.classIndex(servlet.getServletClass()).getModuleClass();
if (WebSocketConnectionCallback.class.isAssignableFrom(clazz)) {
servlet.setServletClass(WebSocketServlet.class.getName());
if (servlet.getInitParam() == null) {
servlet.setInitParam(new ArrayList<ParamValueMetaData>());
}
final ParamValueMetaData param = new ParamValueMetaData();
param.setParamName(WebSocketServlet.SESSION_HANDLER);
param.setParamValue(clazz.getName());
servlet.getInitParam().add(param);
}
} catch (ClassNotFoundException e) {
throw new DeploymentUnitProcessingException(e);
}
}
}
}
}
@Override
public void undeploy(final DeploymentUnit context) {
}
}