/*
* 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.appclient.deployment;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Method;
import java.net.URL;
import java.util.List;
import java.util.Properties;
import javax.security.auth.callback.CallbackHandler;
import org.jboss.as.appclient.component.ApplicationClientComponentDescription;
import org.jboss.as.appclient.logging.AppClientMessages;
import org.jboss.as.appclient.service.ApplicationClientDeploymentService;
import org.jboss.as.appclient.service.ApplicationClientStartService;
import org.jboss.as.appclient.service.DefaultApplicationClientCallbackHandler;
import org.jboss.as.appclient.service.RealmCallbackWrapper;
import org.jboss.as.ee.component.Component;
import org.jboss.as.ee.component.EEModuleDescription;
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.SetupAction;
import org.jboss.as.server.deployment.reflect.ClassReflectionIndex;
import org.jboss.as.server.deployment.reflect.DeploymentClassIndex;
import org.jboss.as.server.deployment.reflect.DeploymentReflectionIndex;
import org.jboss.ejb.client.EJBClientConfiguration;
import org.jboss.ejb.client.PropertiesBasedEJBClientConfiguration;
import org.jboss.metadata.appclient.spec.ApplicationClientMetaData;
import org.jboss.modules.Module;
import static org.jboss.as.appclient.logging.AppClientMessages.MESSAGES;
/**
* Processor that starts an application client deployment
*
* @author Stuart Douglas
*/
public class ApplicationClientStartProcessor implements DeploymentUnitProcessor {
private final String[] parameters;
private final String hostUrl;
private final String connectionPropertiesUrl;
public ApplicationClientStartProcessor(final String hostUrl, final String connectionPropertiesUrl, final String[] parameters) {
this.hostUrl = hostUrl;
this.parameters = parameters;
this.connectionPropertiesUrl = connectionPropertiesUrl;
}
@Override
public void deploy(final DeploymentPhaseContext phaseContext) throws DeploymentUnitProcessingException {
final DeploymentUnit deploymentUnit = phaseContext.getDeploymentUnit();
final EEModuleDescription moduleDescription = deploymentUnit.getAttachment(org.jboss.as.ee.component.Attachments.EE_MODULE_DESCRIPTION);
final ApplicationClientMetaData appClientData = deploymentUnit.getAttachment(AppClientAttachments.APPLICATION_CLIENT_META_DATA);
final DeploymentReflectionIndex deploymentReflectionIndex = deploymentUnit.getAttachment(Attachments.REFLECTION_INDEX);
final DeploymentClassIndex classIndex = deploymentUnit.getAttachment(Attachments.CLASS_INDEX);
//setup the callback handler
final CallbackHandler callbackHandler;
if (appClientData != null && appClientData.getCallbackHandler() != null && !appClientData.getCallbackHandler().isEmpty()) {
try {
final Class<?> callbackClass = classIndex.classIndex(appClientData.getCallbackHandler()).getModuleClass();
callbackHandler = new RealmCallbackWrapper((CallbackHandler) callbackClass.newInstance());
} catch (ClassNotFoundException e) {
throw AppClientMessages.MESSAGES.couldNotLoadCallbackClass(appClientData.getCallbackHandler());
} catch (Exception e) {
throw AppClientMessages.MESSAGES.couldNotCreateCallbackHandler(appClientData.getCallbackHandler());
}
} else {
callbackHandler = new DefaultApplicationClientCallbackHandler();
}
final Module module = deploymentUnit.getAttachment(Attachments.MODULE);
Boolean activate = deploymentUnit.getAttachment(AppClientAttachments.START_APP_CLIENT);
if (activate == null || !activate) {
return;
}
final Class<?> mainClass = deploymentUnit.getAttachment(AppClientAttachments.MAIN_CLASS);
if (mainClass == null) {
throw MESSAGES.cannotStartAppClient(deploymentUnit.getName());
}
final ApplicationClientComponentDescription component = deploymentUnit.getAttachment(AppClientAttachments.APPLICATION_CLIENT_COMPONENT);
ClassReflectionIndex<?> index = deploymentReflectionIndex.getClassIndex(mainClass);
Method method = index.getMethod(void.class, "main", String[].class);
if (method == null) {
throw MESSAGES.cannotStartAppClient(deploymentUnit.getName(), mainClass);
}
final ApplicationClientStartService startService;
final List<SetupAction> setupActions = deploymentUnit.getAttachmentList(org.jboss.as.ee.component.Attachments.OTHER_EE_SETUP_ACTIONS);
if (connectionPropertiesUrl != null) {
EJBClientConfiguration configuration;
try {
final File file = new File(connectionPropertiesUrl);
final URL url;
if (file.exists()) {
url = file.toURI().toURL();
} else {
url = new URL(connectionPropertiesUrl);
}
Properties properties = new Properties();
InputStream stream = null;
try {
stream = url.openStream();
properties.load(stream);
} finally {
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
//ignore
}
}
}
final ClassLoader oldTccl = SecurityActions.getContextClassLoader();
try {
SecurityActions.setContextClassLoader(module.getClassLoader());
configuration = new PropertiesBasedEJBClientConfiguration(properties);
//if there is no username or callback handler specified in the ejb-client properties file
//we override the default
if (!properties.contains("username") && !properties.contains("callback.handler.class")) {
//no security config so we wrap the configuration
configuration = new ForwardingEjbClientConfiguration(configuration) {
@Override
public CallbackHandler getCallbackHandler() {
return callbackHandler;
}
};
}
startService = new ApplicationClientStartService(method, parameters, moduleDescription.getNamespaceContextSelector(), module.getClassLoader(), setupActions, configuration);
} finally {
SecurityActions.setContextClassLoader(oldTccl);
}
} catch (Exception e) {
throw AppClientMessages.MESSAGES.exceptionLoadingEjbClientPropertiesURL(connectionPropertiesUrl, e);
}
} else {
startService = new ApplicationClientStartService(method, parameters, moduleDescription.getNamespaceContextSelector(), module.getClassLoader(), setupActions, hostUrl, callbackHandler);
}
phaseContext.getServiceTarget()
.addService(deploymentUnit.getServiceName().append(ApplicationClientStartService.SERVICE_NAME), startService)
.addDependency(ApplicationClientDeploymentService.SERVICE_NAME, ApplicationClientDeploymentService.class, startService.getApplicationClientDeploymentServiceInjectedValue())
.addDependency(component.getCreateServiceName(), Component.class, startService.getApplicationClientComponent())
.install();
}
@Override
public void undeploy(final DeploymentUnit context) {
}
}