org.mortbay.jetty.handler.ContextHandlerCollection Maven / Gradle / Ivy

//========================================================================
//Copyright 2006 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.handler;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.mortbay.jetty.Handler;
import org.mortbay.jetty.HandlerContainer;
import org.mortbay.jetty.HttpConnection;
import org.mortbay.jetty.Request;
import org.mortbay.jetty.servlet.PathMap;
import org.mortbay.log.Log;
import org.mortbay.util.LazyList;

/* ------------------------------------------------------------ */
/** ContextHandlerCollection.
 * 
 * This {@link org.mortbay.jetty.handler.HandlerCollection} is creates a 
 * {@link org.mortbay.jetty.servlet.PathMap} to it's contained handlers based
 * on the context path and virtual hosts of any contained {@link org.mortbay.jetty.handler.ContextHandler}s.
 * The contexts do not need to be directly contained, only children of the contained handlers.
 * Multiple contexts may have the same context path and they are called in order until one
 * handles the request.  
 * 
 * @org.apache.xbean.XBean element="contexts"
 */
public class ContextHandlerCollection extends HandlerCollection
{ 
    private PathMap _contextMap;
    private Class _contextClass = ContextHandler.class;
    
    /* ------------------------------------------------------------ */
    /**
     * Remap the context paths.
     */
    public void mapContexts()
    {
        PathMap contextMap = new PathMap();
        Handler[] branches = getHandlers();
        
        
        for (int b=0;branches!=null && b=0 || contextPath.startsWith("*"))
                    throw new IllegalArgumentException ("Illegal context spec:"+contextPath);

                if(!contextPath.startsWith("/"))
                    contextPath='/'+contextPath;

                if (contextPath.length()>1)
                {
                    if (contextPath.endsWith("/"))
                        contextPath+="*";
                    else if (!contextPath.endsWith("/*"))
                        contextPath+="/*";
                }

                Object contexts=contextMap.get(contextPath);
                String[] vhosts=handler.getVirtualHosts();

                
                if (vhosts!=null && vhosts.length>0)
                {
                    Map hosts;

                    if (contexts instanceof Map)
                        hosts=(Map)contexts;
                    else
                    {
                        hosts=new HashMap(); 
                        hosts.put("*",contexts);
                        contextMap.put(contextPath, hosts);
                    }

                    for (int j=0;j 
        //     { virtual host => context } 
        // }
	PathMap map = _contextMap;
	if (map!=null && target!=null && target.startsWith("/"))
	{
            // first, get all contexts matched by context path
	    Object contexts = map.getLazyMatches(target);

            for (int i=0; i