// ========================================================================
// $Id: DumpHandler.java,v 1.14 2005/08/13 00:01:26 gregwilkins Exp $
// Copyright 1999-2004 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========================================================================
package net.lightbody.bmp.proxy.jetty.http.handler;
import net.lightbody.bmp.proxy.jetty.http.HttpException;
import net.lightbody.bmp.proxy.jetty.http.HttpFields;
import net.lightbody.bmp.proxy.jetty.http.HttpRequest;
import net.lightbody.bmp.proxy.jetty.http.HttpResponse;
import net.lightbody.bmp.proxy.jetty.log.LogFactory;
import net.lightbody.bmp.proxy.jetty.util.LogSupport;
import net.lightbody.bmp.proxy.jetty.util.StringUtil;
import org.apache.commons.logging.Log;
import javax.servlet.http.Cookie;
import java.io.*;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
/* ------------------------------------------------------------ */
/** Dump request handler.
* Dumps GET and POST requests.
* Useful for testing and debugging.
*
* @version $Id: DumpHandler.java,v 1.14 2005/08/13 00:01:26 gregwilkins Exp $
* @author Greg Wilkins (gregw)
*/
public class DumpHandler extends AbstractHttpHandler
{
private static Log log = LogFactory.getLog(DumpHandler.class);
/* ----------------------------------------------------------------- */
public String realPath(String pathSpec, String path)
{
return "";
}
/* ------------------------------------------------------------ */
public void handle(String pathInContext,
String pathParams,
HttpRequest request,
HttpResponse response)
throws HttpException, IOException
{
if (!isStarted())
return;
// Only handle GET, HEAD and POST
if (!HttpRequest.__GET.equals(request.getMethod()) &&
!HttpRequest.__HEAD.equals(request.getMethod()) &&
!HttpRequest.__POST.equals(request.getMethod()))
return;
log.debug("Dump");
response.setField(HttpFields.__ContentType,
HttpFields.__TextHtml);
OutputStream out = response.getOutputStream();
ByteArrayOutputStream buf = new ByteArrayOutputStream(2048);
Writer writer = new OutputStreamWriter(buf,StringUtil.__ISO_8859_1);
writer.write("<HTML><H1>Dump HttpHandler</H1>");
writer.write("<PRE>\npath="+request.getPath()+
"\ncontextPath="+getHttpContext().getContextPath()+
"\npathInContext="+pathInContext+
"\n</PRE>\n");
writer.write("<H3>Header:</H3><PRE>");
writer.write(request.toString());
writer.write("</PRE>\n<H3>Parameters:</H3>\n<PRE>");
Set names=request.getParameterNames();
Iterator iter = names.iterator();
while(iter.hasNext())
{
String name=iter.next().toString();
List values=request.getParameterValues(name);
if (values==null || values.size()==0)
{
writer.write(name);
writer.write("=\n");
}
else if (values.size()==1)
{
writer.write(name);
writer.write("=");
writer.write((String)values.get(0));
writer.write("\n");
}
else
{
for (int i=0; i<values.size(); i++)
{
writer.write(name);
writer.write("["+i+"]=");
writer.write((String)values.get(i));
writer.write("\n");
}
}
}
String cookie_name=request.getParameter("CookieName");
if (cookie_name!=null && cookie_name.trim().length()>0)
{
String cookie_action=request.getParameter("Button");
try{
Cookie cookie=
new Cookie(cookie_name.trim(),
request.getParameter("CookieVal"));
if ("Clear Cookie".equals(cookie_action))
cookie.setMaxAge(0);
response.addSetCookie(cookie);
}
catch(IllegalArgumentException e)
{
writer.write("</PRE>\n<H3>BAD Set-Cookie:</H3>\n<PRE>");
writer.write(e.toString());
LogSupport.ignore(log,e);
}
}
writer.write("</PRE>\n<H3>Cookies:</H3>\n<PRE>");
Cookie[] cookies=request.getCookies();
if (cookies!=null && cookies.length>0)
{
for(int c=0;c<cookies.length;c++)
{
Cookie cookie=cookies[c];
writer.write(cookie.getName());
writer.write("=");
writer.write(cookie.getValue());
writer.write("\n");
}
}
writer.write("</PRE>\n<H3>Attributes:</H3>\n<PRE>");
Enumeration attributes=request.getAttributeNames();
if (attributes!=null && attributes.hasMoreElements())
{
while(attributes.hasMoreElements())
{
String attr=attributes.nextElement().toString();
writer.write(attr);
writer.write("=");
writer.write(request.getAttribute(attr).toString());
writer.write("\n");
}
}
writer.write("</PRE>\n<H3>Content:</H3>\n<PRE>");
byte[] content= new byte[4096];
int len;
try{
InputStream in=request.getInputStream();
while((len=in.read(content))>=0)
writer.write(new String(content,0,len));
}
catch(IOException e)
{
LogSupport.ignore(log,e);
writer.write(e.toString());
}
// You wouldn't normally set a trailer like this, but
// we don't want to commit the output to force trailers as
// it makes test harness messy
request.getAcceptableTransferCodings();
// commit now
writer.flush();
response.setIntField(HttpFields.__ContentLength,buf.size()+1000);
buf.writeTo(out);
out.flush();
// Now add the response
buf.reset();
writer.write("</PRE>\n<H3>Response:</H3>\n<PRE>");
writer.write(response.toString());
writer.write("</PRE></HTML>");
writer.flush();
for (int pad=998-buf.size();pad-->0;)
writer.write(" ");
writer.write("\015\012");
writer.flush();
buf.writeTo(out);
request.setHandled(true);
}
}