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1   // ========================================================================
2   // Copyright (c) 2006-2009 Mort Bay Consulting Pty. Ltd.
3   // ------------------------------------------------------------------------
4   // All rights reserved. This program and the accompanying materials
5   // are made available under the terms of the Eclipse Public License v1.0
6   // and Apache License v2.0 which accompanies this distribution.
7   // The Eclipse Public License is available at 
8   // http://www.eclipse.org/legal/epl-v10.html
9   // The Apache License v2.0 is available at
10  // http://www.opensource.org/licenses/apache2.0.php
11  // You may elect to redistribute this code under either of these licenses. 
12  // ========================================================================
13  
14  package org.eclipse.jetty.embedded;
15  
16  import java.io.IOException;
17  
18  import javax.servlet.ServletException;
19  import javax.servlet.http.HttpServletRequest;
20  import javax.servlet.http.HttpServletResponse;
21  
22  import org.eclipse.jetty.server.Connector;
23  import org.eclipse.jetty.server.Handler;
24  import org.eclipse.jetty.server.HttpConnection;
25  import org.eclipse.jetty.server.Request;
26  import org.eclipse.jetty.server.Server;
27  import org.eclipse.jetty.server.handler.AbstractHandler;
28  import org.eclipse.jetty.server.handler.ContextHandler;
29  import org.eclipse.jetty.server.handler.ContextHandlerCollection;
30  import org.eclipse.jetty.server.handler.DefaultHandler;
31  import org.eclipse.jetty.server.handler.HandlerCollection;
32  import org.eclipse.jetty.server.nio.SelectChannelConnector;
33  
34  
35  /* ------------------------------------------------------------ */
36  /**
37   * A {@link ContextHandlerCollection} handler may be used to
38   * direct a request to a specific Context. The URI path prefix
39   * and optional virtual host is used to select the context.
40   *
41   */
42  public class ManyContexts
43  {
44      public static void main(String[] args)
45          throws Exception
46      {
47          Server server = new Server();
48          Connector connector=new SelectChannelConnector();
49          connector.setPort(8080);
50          server.setConnectors(new Connector[]{connector});
51          
52          ContextHandler context0 = new ContextHandler();
53          context0.setContextPath("/");
54          Handler handler0=new HelloHandler("Root Context");
55          context0.setHandler(handler0);
56  
57          ContextHandler context1 = new ContextHandler();
58          context1.setContextPath("/context");
59          Handler handler1=new HelloHandler("A Context");
60          context1.setHandler(handler1);   
61  
62          ContextHandler context2 = new ContextHandler();
63          context2.setContextPath("/context");
64          context2.setVirtualHosts(new String[]{"127.0.0.2"});
65          Handler handler2=new HelloHandler("A Virtual Context");
66          context2.setHandler(handler2);   
67          
68          ContextHandlerCollection contexts = new ContextHandlerCollection();
69          contexts.setHandlers(new Handler[]{context0,context1,context2});
70          
71          server.setHandler(contexts);
72          
73          server.start();
74          System.err.println(server.dump());
75          server.join();
76      }
77  
78      public static class HelloHandler extends AbstractHandler
79      {
80          String _welcome;
81          
82          HelloHandler(String welcome)
83          {
84              _welcome=welcome;
85          }
86          
87          public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
88          {
89              ((Request)request).setHandled(true);
90              response.setStatus(HttpServletResponse.SC_OK);
91              response.setContentType("text/html");
92              response.getWriter().println("<h1>"+_welcome+" "+request.getContextPath()+"</h1>");
93              response.getWriter().println("<a href='/'>root context</a><br/>");
94              response.getWriter().println("<a href='http://127.0.0.1:8080/context'>normal context</a><br/>");
95              response.getWriter().println("<a href='http://127.0.0.2:8080/context'>virtual context</a><br/>");
96              
97          }
98      }
99      
100 }