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15 package org.mortbay.jetty.handler;
16
17 import java.io.IOException;
18 import java.io.OutputStream;
19 import java.net.URL;
20
21 import javax.servlet.ServletException;
22 import javax.servlet.http.HttpServletRequest;
23 import javax.servlet.http.HttpServletResponse;
24
25 import org.mortbay.jetty.Handler;
26 import org.mortbay.jetty.HttpConnection;
27 import org.mortbay.jetty.HttpHeaders;
28 import org.mortbay.jetty.HttpMethods;
29 import org.mortbay.jetty.MimeTypes;
30 import org.mortbay.jetty.Request;
31 import org.mortbay.jetty.Server;
32 import org.mortbay.log.Log;
33 import org.mortbay.util.ByteArrayISO8859Writer;
34 import org.mortbay.util.IO;
35 import org.mortbay.util.StringUtil;
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50 public class DefaultHandler extends AbstractHandler
51 {
52 long _faviconModified=(System.currentTimeMillis()/1000)*1000;
53 byte[] _favicon;
54 boolean _serveIcon=true;
55
56 public DefaultHandler()
57 {
58 try
59 {
60 URL fav = this.getClass().getClassLoader().getResource("org/mortbay/jetty/favicon.ico");
61 if (fav!=null)
62 _favicon=IO.readBytes(fav.openStream());
63 }
64 catch(Exception e)
65 {
66 Log.warn(e);
67 }
68 }
69
70
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72
73
74 public void handle(String target, HttpServletRequest request, HttpServletResponse response, int dispatch) throws IOException, ServletException
75 {
76 Request base_request = request instanceof Request?(Request)request:HttpConnection.getCurrentConnection().getRequest();
77
78 if (response.isCommitted() || base_request.isHandled())
79 return;
80
81 base_request.setHandled(true);
82
83 String method=request.getMethod();
84
85
86 if (_serveIcon && _favicon!=null && method.equals(HttpMethods.GET) && request.getRequestURI().equals("/favicon.ico"))
87 {
88 if (request.getDateHeader(HttpHeaders.IF_MODIFIED_SINCE)==_faviconModified)
89 response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
90 else
91 {
92 response.setStatus(HttpServletResponse.SC_OK);
93 response.setContentType("image/x-icon");
94 response.setContentLength(_favicon.length);
95 response.setDateHeader(HttpHeaders.LAST_MODIFIED, _faviconModified);
96 response.setHeader(HttpHeaders.CACHE_CONTROL,"max-age=360000,public");
97 response.getOutputStream().write(_favicon);
98 }
99 return;
100 }
101
102
103 if (!method.equals(HttpMethods.GET) || !request.getRequestURI().equals("/"))
104 {
105 response.sendError(HttpServletResponse.SC_NOT_FOUND);
106 return;
107 }
108
109 response.setStatus(HttpServletResponse.SC_NOT_FOUND);
110 response.setContentType(MimeTypes.TEXT_HTML);
111
112 ByteArrayISO8859Writer writer = new ByteArrayISO8859Writer(1500);
113
114 String uri=request.getRequestURI();
115 uri=StringUtil.replace(uri,"<","<");
116 uri=StringUtil.replace(uri,">",">");
117
118 writer.write("<HTML>\n<HEAD>\n<TITLE>Error 404 - Not Found");
119 writer.write("</TITLE>\n<BODY>\n<H2>Error 404 - Not Found.</H2>\n");
120 writer.write("No context on this server matched or handled this request.<BR>");
121 writer.write("Contexts known to this server are: <ul>");
122
123
124 Server server = getServer();
125 Handler[] handlers = server==null?null:server.getChildHandlersByClass(ContextHandler.class);
126
127 for (int i=0;handlers!=null && i<handlers.length;i++)
128 {
129 ContextHandler context = (ContextHandler)handlers[i];
130 if (context.isRunning())
131 {
132 writer.write("<li><a href=\"");
133 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
134 writer.write("http://"+context.getVirtualHosts()[0]+":"+request.getLocalPort());
135 writer.write(context.getContextPath());
136 if (context.getContextPath().length()>1 && context.getContextPath().endsWith("/"))
137 writer.write("/");
138 writer.write("\">");
139 writer.write(context.getContextPath());
140 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
141 writer.write(" @ "+context.getVirtualHosts()[0]+":"+request.getLocalPort());
142 writer.write(" ---> ");
143 writer.write(context.toString());
144 writer.write("</a></li>\n");
145 }
146 else
147 {
148 writer.write("<li>");
149 writer.write(context.getContextPath());
150 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
151 writer.write(" @ "+context.getVirtualHosts()[0]+":"+request.getLocalPort());
152 writer.write(" ---> ");
153 writer.write(context.toString());
154 if (context.isFailed())
155 writer.write(" [failed]");
156 if (context.isStopped())
157 writer.write(" [stopped]");
158 writer.write("</li>\n");
159 }
160 }
161
162 for (int i=0;i<10;i++)
163 writer.write("\n<!-- Padding for IE -->");
164
165 writer.write("\n</BODY>\n</HTML>\n");
166 writer.flush();
167 response.setContentLength(writer.size());
168 OutputStream out=response.getOutputStream();
169 writer.writeTo(out);
170 out.close();
171
172 return;
173 }
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178
179 public boolean getServeIcon()
180 {
181 return _serveIcon;
182 }
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187
188 public void setServeIcon(boolean serveIcon)
189 {
190 _serveIcon = serveIcon;
191 }
192
193
194 }