Jetty example source code file (JettyWebXmlConfiguration.java)

This example Jetty source code file (JettyWebXmlConfiguration.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Jetty tags/keywords

cannot, configuration, configure, configuring, exception, exception, jettywebxmlconfiguration, resource, resource, string, string, webappcontext, webappcontext, xmlconfiguration

The Jetty JettyWebXmlConfiguration.java source code

//========================================================================
//$Id: JettyWebXmlConfiguration.java,v 1.5 2005/11/19 00:32:42 gregwilkins Exp $
//Copyright 2000-2005 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//Licensed 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.mortbay.jetty.webapp;

import org.mortbay.log.Log;
import org.mortbay.resource.Resource;
import org.mortbay.xml.XmlConfiguration;


/**
 * 
 * JettyWebConfiguration.
 * 
 * Looks for Xmlconfiguration files in WEB-INF.  Searches in order for the first of jetty6-web.xml, jetty-web.xml or web-jetty.xml
 *
 * @author janb
 *
 */
public class JettyWebXmlConfiguration implements Configuration
{
    private WebAppContext _context;

    
    /**
     * @see Configuration#setWebAppContext
     */
    public void setWebAppContext (WebAppContext context)
    {
       _context = context;
    }

    public WebAppContext getWebAppContext ()
    {
        return _context;
    }
    
    /** configureClassPath
     * Not used.
     * @see Configuration#configureClassLoader
     */
    public void configureClassLoader () throws Exception
    {
    }

    /** configureDefaults
     * Not used.
     * @see Configuration#configureDefaults
     */
    public void configureDefaults () throws Exception
    {
    }

    /** configureWebApp
     * Apply web-jetty.xml configuration
     * @see Configuration#configureWebApp()
     */
    public void configureWebApp () throws Exception
    {
        //cannot configure if the _context is already started
        if (_context.isStarted())
        {
            if (Log.isDebugEnabled()){Log.debug("Cannot configure webapp after it is started");}
            return;
        }
        
        if(Log.isDebugEnabled())
            Log.debug("Configuring web-jetty.xml");
        
        Resource web_inf=getWebAppContext().getWebInf();
        // handle any WEB-INF descriptors
        if(web_inf!=null&&web_inf.isDirectory())
        {
            // do jetty.xml file
            Resource jetty=web_inf.addPath("jetty6-web.xml");
            if(!jetty.exists())
                jetty=web_inf.addPath("jetty-web.xml");
            if(!jetty.exists())
                jetty=web_inf.addPath("web-jetty.xml");

            if(jetty.exists())
            {
                // Give permission to see Jetty classes for the duration
                String[] old_server_classes = _context.getServerClasses();
                try
                {
                    String[] server_classes = new String[2+(old_server_classes==null?0:old_server_classes.length)];
                    server_classes[0]="-org.mortbay.jetty.";
                    server_classes[1]="-org.mortbay.util.";
                    if (server_classes!=null)
                        System.arraycopy(old_server_classes, 0, server_classes, 2, old_server_classes.length);
                    
                    _context.setServerClasses(server_classes);
                    if(Log.isDebugEnabled())
                        Log.debug("Configure: "+jetty);
                    XmlConfiguration jetty_config=new XmlConfiguration(jetty.getURL());
                    jetty_config.configure(getWebAppContext());
                }
                finally
                {
                    _context.setServerClasses(old_server_classes);
                }
            }
        }
    }
    
    
    /** deconfigureWebApp
     * @see Configuration#deconfigureWebApp()
     */
    public void deconfigureWebApp () throws Exception
    {
    
    }
    
}