com.netscape.cms.servlet.base
Class SystemInfoServlet
java.lang.Object
javax.servlet.GenericServlet
javax.servlet.http.HttpServlet
com.netscape.cms.servlet.base.SystemInfoServlet
- All Implemented Interfaces:
- java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig
public class SystemInfoServlet
- extends javax.servlet.http.HttpServlet
Displays detailed information about java VM internals, including
current JVM memory usage, and detailed information about each
thread.
Also allows user to trigger a new garbage collection
- Version:
- $Revision: 1211 $, $Date: 2010-08-18 10:15:37 -0700 (Wed, 18 Aug 2010) $
- See Also:
- Serialized Form
Method Summary |
void |
init(javax.servlet.ServletConfig sc)
|
void |
service(javax.servlet.http.HttpServletRequest request,
javax.servlet.http.HttpServletResponse response)
service the request, returning HTML to the client. |
Methods inherited from class javax.servlet.http.HttpServlet |
doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service |
Methods inherited from class javax.servlet.GenericServlet |
destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
SystemInfoServlet
public SystemInfoServlet()
init
public void init(javax.servlet.ServletConfig sc)
throws javax.servlet.ServletException
- Specified by:
init
in interface javax.servlet.Servlet
- Overrides:
init
in class javax.servlet.GenericServlet
- Throws:
javax.servlet.ServletException
service
public void service(javax.servlet.http.HttpServletRequest request,
javax.servlet.http.HttpServletResponse response)
throws javax.servlet.ServletException,
java.io.IOException
- service the request, returning HTML to the client.
This method has different behaviour depending on the
value of the 'op' HTTP parameter.
- op = undefined - display a menu with links to the other functionality of this servlet
- op = gc - tell the JVM that we want to do a garbage collection and to run finalizers
(@see java.lang.Runtime.getRuntime#gc() )
- op = general - display information about memory, and other JVM informatino
- op = thread - display details about each thread.
- Overrides:
service
in class javax.servlet.http.HttpServlet
- Throws:
javax.servlet.ServletException
java.io.IOException
- See Also:
HttpServlet.service(HttpServletRequest, HttpServletResponse)