Femto Web Server V1.4-F Java Doc: Class HttpDebugFilter

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dfischer.femtowebserver.filter
Class HttpDebugFilter

java.lang.Object
  |
  +--dfischer.femtowebserver.httpd.HttpdFilter
        |
        +--dfischer.femtowebserver.filter.HttpDebugFilter

public class HttpDebugFilter
extends HttpdFilter

This filter writes all details of the HTTP requests and the HTTP responses to the log output.

 Configuration Example:
 ...
 ...
 Httpd httpdThread = new Httpd();

 // configure femto web server
 String serverName = "127.0.0.1";
 try { serverName = InetAddress.getLocalHost().getHostName(); } catch (Exception ex) {}
 httpdThread.setServerName(serverName);
 httpdThread.setServerPort(80);
 
 httpdThread.addFilter("dfischer.femtowebserver.filter.HttpDebugFilter");
 ...
 ...
 

 Log Output Example:

 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): GET / HTTP/1.1
 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): Accept: */*
 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): Accept-Language: de-ch
 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): Accept-Encoding: gzip, deflate
 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): Host: www.d-fischer.com:83
 13 May 2003 22:14:36.875 | fischer T000000 | -> dump(): Connection: Keep-Alive
 13 May 2003 22:14:36.875 | fischer T000000 | 127.0.0.1 GET / 200
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): HTTP/1.0 200 OK
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): Server: Femto Web Server/1.4-A www.d-fischer.com
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): Content-Type: TEXT/HTML
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): Content-Length: 39
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): Connection: close
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): <HTML>
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): <BODY>
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): Hello
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): </BODY>
 13 May 2003 22:14:36.875 | fischer T000000 | <- dump(): </HTML>
 
 
 Sourcecode of Filter:

 package dfischer.femtowebserver.filter;
 import dfischer.femtowebserver.httpd.*;

 public class HttpDebugFilter extends HttpdFilter
 {
      public void filterRequest(HttpRequest httpRequest, HttpResponse httpResponse) throws Exception
      {
          httpRequest.dump();
      }

      public void filterResponse(HttpRequest httpRequest, HttpResponse httpResponse) throws Exception
      {
          httpResponse.dump();
      }
 }

See Also:: Httpd.setLogStream(java.io.PrintStream), ContentCompressionFilter, RestrictedInetAddressFilter, HttpSessionCookieHandler, HttpdFilter

Constructor Summary

HttpDebugFilter()


Method Summary

void filterRequest(HttpRequest httpRequest, HttpResponse httpResponse)
          Allows filtering tasks on the HTTP request and to preset the HTTP response (at his time blank).

void filterResponse(HttpRequest httpRequest, HttpResponse httpResponse)
          Allows filtering tasks on the HTTP response and to access the HTTP request.

Methods inherited from class dfischer.femtowebserver.httpd.HttpdFilter

abortRequest, getFilterArguments, getHttpdProperties

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HttpDebugFilter

public HttpDebugFilter()

Method Detail

filterRequest

public void filterRequest(HttpRequest httpRequest,
                          HttpResponse httpResponse)
                   throws java.lang.Exception

Description copied from class: HttpdFilter

Allows filtering tasks on the HTTP request and to preset the HTTP response (at his time blank). Consider that some or all parts of the HTTP response will later be overwritten when the (modified) request is processed by the Femto Web Server.

Overrides:: filterRequest in class HttpdFilter

Following copied from class: dfischer.femtowebserver.httpd.HttpdFilter

Parameters:: httpRequest - The HTTP request data (browser request); HttpResponse - The HTTP response data (server response)
See Also:: HttpRequest.getSession(), HttpRequest.setSession(dfischer.femtowebserver.httpd.HttpdSession), HttpRequest.getRemoteAddress(), HttpRequest.setRemoteAddress(java.lang.String), HttpRequest.getVirtualHost(), HttpRequest.setVirtualHost(java.lang.String), HttpRequest.getVirtualPort(), HttpRequest.setVirtualPort(int), HttpRequest.getUserAgent(), HttpRequest.setUserAgent(java.lang.String), HttpRequest.getHeaderField(java.lang.String), HttpRequest.addHeaderField(java.lang.String, java.lang.String), HttpRequest.updateHeaderField(java.lang.String, java.lang.String), HttpRequest.removeHeaderField(java.lang.String), HttpRequest.getMethod(), HttpRequest.setMethod(java.lang.String), HttpRequest.getRequest(), HttpRequest.setRequest(java.lang.String), HttpRequest.getParameter(String), HttpRequest.addParameter(java.lang.String, java.lang.String), HttpRequest.updateParameter(java.lang.String, java.lang.String), HttpRequest.removeParameter(java.lang.String), HttpRequest.getContent(), HttpRequest.setContent(byte[]), HttpRequest.clearContent(), HttpRequest.getContentType(), HttpRequest.setContentType(java.lang.String), HttpRequest.getContentSubtype(), HttpRequest.setContentSubtype(java.lang.String)

filterResponse

public void filterResponse(HttpRequest httpRequest,
                           HttpResponse httpResponse)
                    throws java.lang.Exception