/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.axis.tools.daemon.jetty;

import java.io.File;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.GnuParser;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;
import org.apache.commons.daemon.Daemon;
import org.apache.commons.daemon.DaemonContext;
import org.apache.commons.daemon.DaemonInitException;
import org.mortbay.jetty.Server;
import org.mortbay.jetty.webapp.WebAppContext;
import org.mortbay.resource.Resource;
import org.mortbay.resource.ResourceCollection;

/**
 * 
 * 
 * @author Andreas Veithen
 */
public class WebAppDaemon implements Daemon {
    private Server server;
    
    public void init(DaemonContext daemonContext) throws DaemonInitException, Exception {
        Options options = new Options();
        
        {
            Option option = new Option("p", true, "the HTTP port");
            option.setArgName("port");
            option.setRequired(true);
            options.addOption(option);
        }
        
        {
            Option option = new Option("r", true, "a list of resource directories");
            option.setArgName("dirs");
            option.setRequired(true);
            options.addOption(option);
        }
        
        CommandLineParser parser = new GnuParser();
        CommandLine cmdLine = parser.parse(options, daemonContext.getArguments());
        
        server = new Server(Integer.parseInt(cmdLine.getOptionValue("p")));
        WebAppContext context = new WebAppContext(server, null, "/");
        String[] resourceDirs = cmdLine.getOptionValue("r").split(File.pathSeparator);
        Resource[] resources = new Resource[resourceDirs.length];
        for (int i=0; i<resourceDirs.length; i++) {
            resources[i] = Resource.newResource(resourceDirs[i]);
        }
        context.setBaseResource(new ResourceCollection(resources));
    }

    public void start() throws Exception {
        server.start();
    }

    public void stop() throws Exception {
        server.stop();
    }

    public void destroy() {
        server = null;
    }
}