/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.console.plugins.monitor;
import java.io.IOException;
import javax.management.MBeanServer;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jboss.logging.Logger;
import org.jboss.monitor.SnapshotRecordingMonitor;
import org.jboss.mx.util.MBeanServerLocator;
/**
* Created by IntelliJ IDEA.
* User: wburke
* Date: Nov 25, 2003
* Time: 5:53:01 PM
* To change this template use Options | File Templates.
*/
public class CreateSnapshotServlet extends javax.servlet.http.HttpServlet
{
private static final Logger log = Logger.getLogger(CreateSnapshotServlet.class);
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException
{
doit(req, resp);
}
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException
{
doit(req, resp);
}
protected void error(String msg, HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException
{
req.setAttribute("error", "Error: " + msg);
//this.getServletContext().getRequestDispatcher("/createThresholdMonitor.jsp").forward(req, resp);
req.getRequestDispatcher("/createSnapshot.jsp").forward(req, resp);
return;
}
protected void doit(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException
{
String monitorName = req.getParameter("monitorName").trim();
log.debug(monitorName);
String objectName = req.getParameter("objectName").trim();
log.debug(objectName);
MBeanServer mbeanServer = MBeanServerLocator.locateJBoss();
ObjectName oname = null;
try
{
oname = new ObjectName(objectName);
}
catch (MalformedObjectNameException e)
{
error("Malformed ObjectName ", req, resp);
return;
}
String attribute = req.getParameter("attribute").trim();
log.debug(attribute);
Object val = null;
try
{
val = mbeanServer.getAttribute(oname, attribute);
}
catch (Exception e)
{
error("Unable to pull attribute value from MBean, does the attribute exist? ", req, resp);
return;
}
String period = req.getParameter("period").trim();
log.debug(period);
long timePeriod = 0;
try
{
timePeriod = Long.parseLong(period);
}
catch (NumberFormatException e)
{
error("Illegal format for watch period.", req, resp);
return;
}
try
{
SnapshotRecordingMonitor monitor = new SnapshotRecordingMonitor();
monitor.setMonitorName(monitorName);
monitor.setObservedObject(oname);
monitor.setObservedAttribute(attribute);
monitor.setPeriod(timePeriod);
ObjectName sname = new ObjectName("jboss.snapshot:name=" + monitorName);
mbeanServer.registerMBean(monitor, sname);
resp.sendRedirect("/web-console/manageSnapshot.jsp?monitorObjectName=" + java.net.URLEncoder.encode(sname.toString()));
}
catch (Exception ex)
{
error("Failed to create non-persisted monitor: " + ex.toString(), req, resp);
}
}
}