/*
* 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.web;
import static org.jboss.as.web.WebMessages.MESSAGES;
import java.io.File;
import java.lang.reflect.InvocationTargetException;
import javax.naming.NamingException;
import org.apache.catalina.Context;
import org.apache.catalina.Host;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.Loader;
import org.apache.catalina.Wrapper;
import org.apache.catalina.core.StandardContext;
import org.apache.catalina.startup.ContextConfig;
import org.apache.tomcat.InstanceManager;
import org.jboss.as.server.mgmt.domain.HttpManagement;
import org.jboss.as.web.deployment.WebCtxLoader;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
/**
* A service starting a welcome web context driven by simple static content.
*
* @author Jason T. Greene
* @author Scott stark (sstark@redhat.com) (C) 2011 Red Hat Inc.
*/
class WelcomeContextService implements Service<Context> {
private final StandardContext context;
private final InjectedValue<String> pathInjector = new InjectedValue<String>();
private final InjectedValue<VirtualHost> hostInjector = new InjectedValue<VirtualHost>();
private final InjectedValue<HttpManagement> httpManagementInjector = new InjectedValue<HttpManagement>();
public WelcomeContextService() {
this.context = new StandardContext();
}
/** {@inheritDoc} */
public synchronized void start(StartContext startContext) throws StartException {
HttpManagement httpManagement = httpManagementInjector.getOptionalValue();
try {
context.setPath("");
context.addLifecycleListener(new ContextConfig());
context.setDocBase(pathInjector.getValue() + File.separatorChar + "welcome-content");
final Loader loader = new WebCtxLoader(this.getClass().getClassLoader());
Host host = hostInjector.getValue().getHost();
loader.setContainer(host);
context.setLoader(loader);
context.setInstanceManager(new LocalInstanceManager(httpManagement));
context.setReplaceWelcomeFiles(true);
if (httpManagement != null) {
context.addWelcomeFile("index.html");
} else {
context.addWelcomeFile("index_noconsole.html");
}
Wrapper wrapper = context.createWrapper();
wrapper.setName("default");
wrapper.setServletClass("org.apache.catalina.servlets.DefaultServlet");
context.addChild(wrapper);
context.addServletMapping("/", "default");
context.addMimeMapping("html", "text/html");
context.addMimeMapping("jpg", "image/jpeg");
// Add the WelcomeContextConsoleServlet
WelcomeContextConsoleServlet wccs = new WelcomeContextConsoleServlet(httpManagement);
Wrapper wccsWrapper = context.createWrapper();
wccsWrapper.setName("WelcomeContextConsoleServlet");
wccsWrapper.setServlet(wccs);
wccsWrapper.setServletClass(wccs.getClass().getName());
context.addChild(wccsWrapper);
context.addServletMapping("/console", "WelcomeContextConsoleServlet");
host.addChild(context);
context.create();
} catch (Exception e) {
throw new StartException(MESSAGES.createWelcomeContextFailed(), e);
}
try {
context.start();
} catch (LifecycleException e) {
throw new StartException(MESSAGES.startWelcomeContextFailed(), e);
}
}
/** {@inheritDoc} */
public synchronized void stop(StopContext stopContext) {
try {
hostInjector.getValue().getHost().removeChild(context);
context.stop();
} catch (LifecycleException e) {
WebLogger.WEB_LOGGER.stopWelcomeContextFailed(e);
}
try {
context.destroy();
} catch (Exception e) {
WebLogger.WEB_LOGGER.destroyWelcomeContextFailed(e);
}
}
/** {@inheritDoc} */
public synchronized Context getValue() throws IllegalStateException {
final Context context = this.context;
if (context == null) {
throw MESSAGES.nullValue();
}
return context;
}
public InjectedValue<String> getPathInjector() {
return pathInjector;
}
public InjectedValue<VirtualHost> getHostInjector() {
return hostInjector;
}
public Injector<HttpManagement> getHttpManagementInjector() {
return httpManagementInjector;
}
private static class LocalInstanceManager implements InstanceManager {
private final HttpManagement httpManagement;
LocalInstanceManager(HttpManagement httpManagement) {
this.httpManagement = httpManagement;
}
@Override
public Object newInstance(String className) throws IllegalAccessException, InvocationTargetException, NamingException, InstantiationException, ClassNotFoundException {
if(className.equals(WelcomeContextConsoleServlet.class.getName()) == false) {
return Class.forName(className).newInstance();
}
WelcomeContextConsoleServlet wccs = new WelcomeContextConsoleServlet(httpManagement);
return wccs;
}
@Override
public Object newInstance(String fqcn, ClassLoader classLoader) throws IllegalAccessException, InvocationTargetException, NamingException, InstantiationException, ClassNotFoundException {
return Class.forName(fqcn, false, classLoader).newInstance();
}
@Override
public Object newInstance(Class<?> c) throws IllegalAccessException, InvocationTargetException, NamingException, InstantiationException {
return c.newInstance();
}
@Override
public void newInstance(Object o) throws IllegalAccessException, InvocationTargetException, NamingException {
throw new IllegalStateException();
}
@Override
public void destroyInstance(Object o) throws IllegalAccessException, InvocationTargetException {
}
}
}