2 // ========================================================================
3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
4 // ------------------------------------------------------------------------
5 // All rights reserved. This program and the accompanying materials
6 // are made available under the terms of the Eclipse Public License v1.0
7 // and Apache License v2.0 which accompanies this distribution.
9 // The Eclipse Public License is available at
10 // http://www.eclipse.org/legal/epl-v10.html
12 // The Apache License v2.0 is available at
13 // http://www.opensource.org/licenses/apache2.0.php
15 // You may elect to redistribute this code under either of these licenses.
16 // ========================================================================
19 package org.eclipse.jetty.server.handler;
21 import java.io.IOException;
22 import java.io.OutputStream;
25 import javax.servlet.ServletException;
26 import javax.servlet.http.HttpServletRequest;
27 import javax.servlet.http.HttpServletResponse;
29 import org.eclipse.jetty.http.HttpHeader;
30 import org.eclipse.jetty.http.HttpMethod;
31 import org.eclipse.jetty.http.MimeTypes;
32 import org.eclipse.jetty.server.Handler;
33 import org.eclipse.jetty.server.Request;
34 import org.eclipse.jetty.server.Server;
35 import org.eclipse.jetty.util.ByteArrayISO8859Writer;
36 import org.eclipse.jetty.util.IO;
37 import org.eclipse.jetty.util.log.Log;
38 import org.eclipse.jetty.util.log.Logger;
39 import org.eclipse.jetty.util.resource.Resource;
42 /* ------------------------------------------------------------ */
45 * This handle will deal with unhandled requests in the server.
46 * For requests for favicon.ico, the Jetty icon is served.
47 * For reqests to '/' a 404 with a list of known contexts is served.
48 * For all other requests a normal 404 is served.
51 * @org.apache.xbean.XBean
53 public class DefaultHandler extends AbstractHandler
55 private static final Logger LOG = Log.getLogger(DefaultHandler.class);
57 final long _faviconModified=(System.currentTimeMillis()/1000)*1000L;
59 boolean _serveIcon=true;
60 boolean _showContexts=true;
62 public DefaultHandler()
66 URL fav = this.getClass().getClassLoader().getResource("org/eclipse/jetty/favicon.ico");
69 Resource r = Resource.newResource(fav);
70 _favicon=IO.readBytes(r.getInputStream());
79 /* ------------------------------------------------------------ */
81 * @see org.eclipse.jetty.server.server.Handler#handle(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, int)
84 public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
86 if (response.isCommitted() || baseRequest.isHandled())
89 baseRequest.setHandled(true);
91 String method=request.getMethod();
93 // little cheat for common request
94 if (_serveIcon && _favicon!=null && HttpMethod.GET.is(method) && request.getRequestURI().equals("/favicon.ico"))
96 if (request.getDateHeader(HttpHeader.IF_MODIFIED_SINCE.toString())==_faviconModified)
97 response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
100 response.setStatus(HttpServletResponse.SC_OK);
101 response.setContentType("image/x-icon");
102 response.setContentLength(_favicon.length);
103 response.setDateHeader(HttpHeader.LAST_MODIFIED.toString(), _faviconModified);
104 response.setHeader(HttpHeader.CACHE_CONTROL.toString(),"max-age=360000,public");
105 response.getOutputStream().write(_favicon);
111 if (!_showContexts || !HttpMethod.GET.is(method) || !request.getRequestURI().equals("/"))
113 response.sendError(HttpServletResponse.SC_NOT_FOUND);
117 response.setStatus(HttpServletResponse.SC_NOT_FOUND);
118 response.setContentType(MimeTypes.Type.TEXT_HTML.toString());
120 ByteArrayISO8859Writer writer = new ByteArrayISO8859Writer(1500);
122 writer.write("<HTML>\n<HEAD>\n<TITLE>Error 404 - Not Found");
123 writer.write("</TITLE>\n<BODY>\n<H2>Error 404 - Not Found.</H2>\n");
124 writer.write("No context on this server matched or handled this request.<BR>");
125 writer.write("Contexts known to this server are: <ul>");
127 Server server = getServer();
128 Handler[] handlers = server==null?null:server.getChildHandlersByClass(ContextHandler.class);
130 for (int i=0;handlers!=null && i<handlers.length;i++)
132 ContextHandler context = (ContextHandler)handlers[i];
133 if (context.isRunning())
135 writer.write("<li><a href=\"");
136 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
137 writer.write("http://"+context.getVirtualHosts()[0]+":"+request.getLocalPort());
138 writer.write(context.getContextPath());
139 if (context.getContextPath().length()>1 && context.getContextPath().endsWith("/"))
142 writer.write(context.getContextPath());
143 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
144 writer.write(" @ "+context.getVirtualHosts()[0]+":"+request.getLocalPort());
145 writer.write(" ---> ");
146 writer.write(context.toString());
147 writer.write("</a></li>\n");
151 writer.write("<li>");
152 writer.write(context.getContextPath());
153 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
154 writer.write(" @ "+context.getVirtualHosts()[0]+":"+request.getLocalPort());
155 writer.write(" ---> ");
156 writer.write(context.toString());
157 if (context.isFailed())
158 writer.write(" [failed]");
159 if (context.isStopped())
160 writer.write(" [stopped]");
161 writer.write("</li>\n");
165 writer.write("</ul><hr>");
166 writer.write("<a href=\"http://eclipse.org/jetty\"><img border=0 src=\"/favicon.ico\"/></a> ");
167 writer.write("<a href=\"http://eclipse.org/jetty\">Powered by Jetty:// Java Web Server</a><hr/>\n");
169 writer.write("\n</BODY>\n</HTML>\n");
171 response.setContentLength(writer.size());
172 try (OutputStream out=response.getOutputStream())
178 /* ------------------------------------------------------------ */
180 * @return Returns true if the handle can server the jetty favicon.ico
182 public boolean getServeIcon()
187 /* ------------------------------------------------------------ */
189 * @param serveIcon true if the handle can server the jetty favicon.ico
191 public void setServeIcon(boolean serveIcon)
193 _serveIcon = serveIcon;
196 public boolean getShowContexts()
198 return _showContexts;
201 public void setShowContexts(boolean show)
203 _showContexts = show;