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14 package org.eclipse.jetty.server.handler;
15
16 import java.io.IOException;
17 import java.io.OutputStream;
18 import java.net.URL;
19
20 import javax.servlet.ServletException;
21 import javax.servlet.http.HttpServletRequest;
22 import javax.servlet.http.HttpServletResponse;
23
24 import org.eclipse.jetty.http.HttpHeaders;
25 import org.eclipse.jetty.http.HttpMethods;
26 import org.eclipse.jetty.http.MimeTypes;
27 import org.eclipse.jetty.server.Handler;
28 import org.eclipse.jetty.server.HttpConnection;
29 import org.eclipse.jetty.server.Request;
30 import org.eclipse.jetty.server.Server;
31 import org.eclipse.jetty.util.ByteArrayISO8859Writer;
32 import org.eclipse.jetty.util.IO;
33 import org.eclipse.jetty.util.StringUtil;
34 import org.eclipse.jetty.util.log.Log;
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49 public class DefaultHandler extends AbstractHandler
50 {
51 final long _faviconModified=(System.currentTimeMillis()/1000)*1000;
52 byte[] _favicon;
53 boolean _serveIcon=true;
54
55 public DefaultHandler()
56 {
57 try
58 {
59 URL fav = this.getClass().getClassLoader().getResource("org/eclipse/jetty/favicon.ico");
60 if (fav!=null)
61 _favicon=IO.readBytes(fav.openStream());
62 }
63 catch(Exception e)
64 {
65 Log.warn(e);
66 }
67 }
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71
72
73 public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
74 {
75 if (response.isCommitted() || baseRequest.isHandled())
76 return;
77
78 baseRequest.setHandled(true);
79
80 String method=request.getMethod();
81
82
83 if (_serveIcon && _favicon!=null && method.equals(HttpMethods.GET) && request.getRequestURI().equals("/favicon.ico"))
84 {
85 if (request.getDateHeader(HttpHeaders.IF_MODIFIED_SINCE)==_faviconModified)
86 response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
87 else
88 {
89 response.setStatus(HttpServletResponse.SC_OK);
90 response.setContentType("image/x-icon");
91 response.setContentLength(_favicon.length);
92 response.setDateHeader(HttpHeaders.LAST_MODIFIED, _faviconModified);
93 response.setHeader(HttpHeaders.CACHE_CONTROL,"max-age=360000,public");
94 response.getOutputStream().write(_favicon);
95 }
96 return;
97 }
98
99
100 if (!method.equals(HttpMethods.GET) || !request.getRequestURI().equals("/"))
101 {
102 response.sendError(HttpServletResponse.SC_NOT_FOUND);
103 return;
104 }
105
106 response.setStatus(HttpServletResponse.SC_NOT_FOUND);
107 response.setContentType(MimeTypes.TEXT_HTML);
108
109 ByteArrayISO8859Writer writer = new ByteArrayISO8859Writer(1500);
110
111 String uri=request.getRequestURI();
112 uri=StringUtil.replace(uri,"<","<");
113 uri=StringUtil.replace(uri,">",">");
114
115 writer.write("<HTML>\n<HEAD>\n<TITLE>Error 404 - Not Found");
116 writer.write("</TITLE>\n<BODY>\n<H2>Error 404 - Not Found.</H2>\n");
117 writer.write("No context on this server matched or handled this request.<BR>");
118 writer.write("Contexts known to this server are: <ul>");
119
120
121 Server server = getServer();
122 Handler[] handlers = server==null?null:server.getChildHandlersByClass(ContextHandler.class);
123
124 for (int i=0;handlers!=null && i<handlers.length;i++)
125 {
126 ContextHandler context = (ContextHandler)handlers[i];
127 if (context.isRunning())
128 {
129 writer.write("<li><a href=\"");
130 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
131 writer.write("http://"+context.getVirtualHosts()[0]+":"+request.getLocalPort());
132 writer.write(context.getContextPath());
133 if (context.getContextPath().length()>1 && context.getContextPath().endsWith("/"))
134 writer.write("/");
135 writer.write("\">");
136 writer.write(context.getContextPath());
137 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
138 writer.write(" @ "+context.getVirtualHosts()[0]+":"+request.getLocalPort());
139 writer.write(" ---> ");
140 writer.write(context.toString());
141 writer.write("</a></li>\n");
142 }
143 else
144 {
145 writer.write("<li>");
146 writer.write(context.getContextPath());
147 if (context.getVirtualHosts()!=null && context.getVirtualHosts().length>0)
148 writer.write(" @ "+context.getVirtualHosts()[0]+":"+request.getLocalPort());
149 writer.write(" ---> ");
150 writer.write(context.toString());
151 if (context.isFailed())
152 writer.write(" [failed]");
153 if (context.isStopped())
154 writer.write(" [stopped]");
155 writer.write("</li>\n");
156 }
157 }
158
159 for (int i=0;i<10;i++)
160 writer.write("\n<!-- Padding for IE -->");
161
162 writer.write("\n</BODY>\n</HTML>\n");
163 writer.flush();
164 response.setContentLength(writer.size());
165 OutputStream out=response.getOutputStream();
166 writer.writeTo(out);
167 out.close();
168 }
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174 public boolean getServeIcon()
175 {
176 return _serveIcon;
177 }
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183 public void setServeIcon(boolean serveIcon)
184 {
185 _serveIcon = serveIcon;
186 }
187
188
189 }