com.jamonapi
Class JAMonFilter

java.lang.Object
  extended by javax.servlet.GenericServlet
      extended by javax.servlet.http.HttpServlet
          extended by com.jamonapi.JAMonFilter
All Implemented Interfaces:
java.io.Serializable, javax.servlet.Filter, javax.servlet.Servlet, javax.servlet.ServletConfig

public class JAMonFilter
extends javax.servlet.http.HttpServlet
implements javax.servlet.Filter

The following should be put in the Web Application's web.xml file to enable servlet monitoring. This servlet filter will enable any file access to html, jpg, jsp, servlet or any other file resource that is part of the web application. You can change the filter-mapping element below in the web.xml file in include/not include different files from monitoring. Use JAMonAdmin.jsp to display any collected data.

<?xml version="1.0" encoding="UTF-8"?>
 
  <!DOCTYPE web-app
   PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
   "http://java.sun.com/dtd/web-app_2_3.dtd">

  <web-app>
   <display-name>fdsapi</display-name>
    <filter>
     <filter-name>JAMonFilter</filter-name>
     <filter-class>com.jamonapi.JAMonFilter</filter-class>
    </filter>
 
    <filter-mapping>
      <filter-name>JAMonFilter</filter-name>
      <url-pattern>/*</url-pattern>
    </filter-mapping>
 
    <!--
     <servlet>
       <servlet-name>demo</servlet-name>
       <jsp-file>/demo.jsp</jsp-file>
     </servlet>
    -->

  </web-app>
 

See Also:
Serialized Form

Constructor Summary
JAMonFilter()
           
 
Method Summary
 void destroy()
           
 void doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain filterChain)
          Called as part of the standard servlet contract before a page is requested.
protected  java.lang.String getURI(javax.servlet.ServletRequest request)
           
 void init(javax.servlet.FilterConfig filterConfig)
           
 
Methods inherited from class javax.servlet.http.HttpServlet
doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service
 
Methods inherited from class javax.servlet.GenericServlet
getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

JAMonFilter

public JAMonFilter()
Method Detail

doFilter

public void doFilter(javax.servlet.ServletRequest request,
                     javax.servlet.ServletResponse response,
                     javax.servlet.FilterChain filterChain)
              throws java.io.IOException,
                     javax.servlet.ServletException
Called as part of the standard servlet contract before a page is requested. It is a hook point for JAMon to track metrics

Specified by:
doFilter in interface javax.servlet.Filter
Throws:
java.io.IOException
javax.servlet.ServletException

getURI

protected java.lang.String getURI(javax.servlet.ServletRequest request)

init

public void init(javax.servlet.FilterConfig filterConfig)
          throws javax.servlet.ServletException
Specified by:
init in interface javax.servlet.Filter
Throws:
javax.servlet.ServletException

destroy

public void destroy()
Specified by:
destroy in interface javax.servlet.Filter
Specified by:
destroy in interface javax.servlet.Servlet
Overrides:
destroy in class javax.servlet.GenericServlet