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//
// ========================================================================
// Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.server.handler;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.Locale;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.http.HttpURI;
import org.eclipse.jetty.io.Connection;
import org.eclipse.jetty.server.AbstractConnector;
import org.eclipse.jetty.server.Connector;
import org.eclipse.jetty.server.DebugListener;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Response;
import org.eclipse.jetty.util.DateCache;
import org.eclipse.jetty.util.RolloverFileOutputStream;
/**
* Debug Handler.
* A lightweight debug handler that can be used in production code.
* Details of the request and response are written to an output stream
* and the current thread name is updated with information that will link
* to the details in that output.
* @deprecated Use {@link DebugListener}
*/
public class DebugHandler extends HandlerWrapper implements Connection.Listener
{
private DateCache _date=new DateCache("HH:mm:ss", Locale.US);
private OutputStream _out;
private PrintStream _print;
/* ------------------------------------------------------------ */
/*
* @see org.eclipse.jetty.server.Handler#handle(java.lang.String, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, int)
*/
@Override
public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException
{
final Response base_response = baseRequest.getResponse();
final Thread thread=Thread.currentThread();
final String old_name=thread.getName();
boolean suspend=false;
boolean retry=false;
String name=(String)request.getAttribute("org.eclipse.jetty.thread.name");
if (name == null)
name = old_name + ":" + baseRequest.getHttpURI();
else
retry=true;
String ex=null;
try
{
if (retry)
print(name,"RESUME");
else
print(name,"REQUEST "+baseRequest.getRemoteAddr()+" "+request.getMethod()+" "+baseRequest.getHeader("Cookie")+"; "+baseRequest.getHeader("User-Agent"));
thread.setName(name);
getHandler().handle(target,baseRequest,request,response);
}
catch(IOException ioe)
{
ex=ioe.toString();
throw ioe;
}
catch(ServletException se)
{
ex=se.toString()+":"+se.getCause();
throw se;
}
catch(RuntimeException rte)
{
ex=rte.toString();
throw rte;
}
catch(Error e)
{
ex=e.toString();
throw e;
}
finally
{
thread.setName(old_name);
suspend=baseRequest.getHttpChannelState().isSuspended();
if (suspend)
{
request.setAttribute("org.eclipse.jetty.thread.name",name);
print(name,"SUSPEND");
}
else
print(name,"RESPONSE "+base_response.getStatus()+(ex==null?"":("/"+ex))+" "+base_response.getContentType());
}
}
private void print(String name,String message)
{
long now=System.currentTimeMillis();
final String d=_date.formatNow(now);
final int ms=(int)(now%1000);
_print.println(d+(ms>99?".":(ms>9?".0":".00"))+ms+":"+name+" "+message);
}
/* (non-Javadoc)
* @see org.eclipse.jetty.server.handler.HandlerWrapper#doStart()
*/
@Override
protected void doStart() throws Exception
{
if (_out==null)
_out=new RolloverFileOutputStream("./logs/yyyy_mm_dd.debug.log",true);
_print=new PrintStream(_out);
for (Connector connector : getServer().getConnectors())
if (connector instanceof AbstractConnector)
((AbstractConnector)connector).addBean(this,false);
super.doStart();
}
/* (non-Javadoc)
* @see org.eclipse.jetty.server.handler.HandlerWrapper#doStop()
*/
@Override
protected void doStop() throws Exception
{
super.doStop();
_print.close();
for (Connector connector : getServer().getConnectors())
if (connector instanceof AbstractConnector)
((AbstractConnector)connector).removeBean(this);
}
/**
* @return the out
*/
public OutputStream getOutputStream()
{
return _out;
}
/**
* @param out the out to set
*/
public void setOutputStream(OutputStream out)
{
_out = out;
}
@Override
public void onOpened(Connection connection)
{
print(Thread.currentThread().getName(),"OPENED "+connection.toString());
}
@Override
public void onClosed(Connection connection)
{
print(Thread.currentThread().getName(),"CLOSED "+connection.toString());
}
}
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