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19 package org.eclipse.jetty.server.handler;
20
21 import java.io.IOException;
22 import java.io.OutputStream;
23 import java.io.PrintStream;
24 import java.util.Locale;
25
26 import javax.servlet.ServletException;
27 import javax.servlet.http.HttpServletRequest;
28 import javax.servlet.http.HttpServletResponse;
29
30 import org.eclipse.jetty.io.Connection;
31 import org.eclipse.jetty.server.AbstractConnector;
32 import org.eclipse.jetty.server.Connector;
33 import org.eclipse.jetty.server.DebugListener;
34 import org.eclipse.jetty.server.Request;
35 import org.eclipse.jetty.server.Response;
36 import org.eclipse.jetty.util.DateCache;
37 import org.eclipse.jetty.util.RolloverFileOutputStream;
38
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47
48 public class DebugHandler extends HandlerWrapper implements Connection.Listener
49 {
50 private DateCache _date=new DateCache("HH:mm:ss", Locale.US);
51 private OutputStream _out;
52 private PrintStream _print;
53
54
55
56
57
58 @Override
59 public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response)
60 throws IOException, ServletException
61 {
62 final Response base_response = baseRequest.getResponse();
63 final Thread thread=Thread.currentThread();
64 final String old_name=thread.getName();
65
66 boolean suspend=false;
67 boolean retry=false;
68 String name=(String)request.getAttribute("org.eclipse.jetty.thread.name");
69 if (name==null) {
70 name=old_name+":"+baseRequest.getScheme()+":"+baseRequest.getHttpURI();
71 }
72 else
73 retry=true;
74
75 String ex=null;
76 try
77 {
78 if (retry)
79 print(name,"RESUME");
80 else
81 print(name,"REQUEST "+baseRequest.getRemoteAddr()+" "+request.getMethod()+" "+baseRequest.getHeader("Cookie")+"; "+baseRequest.getHeader("User-Agent"));
82 thread.setName(name);
83
84 getHandler().handle(target,baseRequest,request,response);
85 }
86 catch(IOException ioe)
87 {
88 ex=ioe.toString();
89 throw ioe;
90 }
91 catch(ServletException se)
92 {
93 ex=se.toString()+":"+se.getCause();
94 throw se;
95 }
96 catch(RuntimeException rte)
97 {
98 ex=rte.toString();
99 throw rte;
100 }
101 catch(Error e)
102 {
103 ex=e.toString();
104 throw e;
105 }
106 finally
107 {
108 thread.setName(old_name);
109 suspend=baseRequest.getHttpChannelState().isSuspended();
110 if (suspend)
111 {
112 request.setAttribute("org.eclipse.jetty.thread.name",name);
113 print(name,"SUSPEND");
114 }
115 else
116 print(name,"RESPONSE "+base_response.getStatus()+(ex==null?"":("/"+ex))+" "+base_response.getContentType());
117 }
118 }
119
120 private void print(String name,String message)
121 {
122 long now=System.currentTimeMillis();
123 final String d=_date.formatNow(now);
124 final int ms=(int)(now%1000);
125
126 _print.println(d+(ms>99?".":(ms>9?".0":".00"))+ms+":"+name+" "+message);
127 }
128
129
130
131
132 @Override
133 protected void doStart() throws Exception
134 {
135 if (_out==null)
136 _out=new RolloverFileOutputStream("./logs/yyyy_mm_dd.debug.log",true);
137 _print=new PrintStream(_out);
138
139 for (Connector connector : getServer().getConnectors())
140 if (connector instanceof AbstractConnector)
141 ((AbstractConnector)connector).addBean(this,false);
142
143 super.doStart();
144 }
145
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148
149 @Override
150 protected void doStop() throws Exception
151 {
152 super.doStop();
153 _print.close();
154 for (Connector connector : getServer().getConnectors())
155 if (connector instanceof AbstractConnector)
156 ((AbstractConnector)connector).removeBean(this);
157 }
158
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162 public OutputStream getOutputStream()
163 {
164 return _out;
165 }
166
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170 public void setOutputStream(OutputStream out)
171 {
172 _out = out;
173 }
174
175 @Override
176 public void onOpened(Connection connection)
177 {
178 print(Thread.currentThread().getName(),"OPENED "+connection.toString());
179 }
180
181 @Override
182 public void onClosed(Connection connection)
183 {
184 print(Thread.currentThread().getName(),"CLOSED "+connection.toString());
185 }
186
187 }