/**
*
* Copyright 2004 The Apache Software Foundation
*
* 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 org.apache.geronimo.jmxdebug.web.velocity;
import java.io.IOException;
import java.net.URLDecoder;
import java.net.URLEncoder;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.geronimo.jmxdebug.web.beanlib.GBeanInfoHelper;
import org.apache.geronimo.jmxdebug.web.beanlib.KernelHelper;
import org.apache.velocity.VelocityContext;
/**
* Simple servlet for looking at mbeans
*
* @version $Rev: 106697 $ $Date: 2004-11-27 00:58:00 -0800 (Sat, 27 Nov 2004) $
*/
public class DebugServlet extends BasicVelocityActionServlet {
public static String OBJECT_NAME_FILTER_KEY = "ObjectNameFilter";
protected String getActionVerb() {
return "action";
}
/**
* The only real action - just puts the mbean server helper in the
* context, and if there was a mbean specified for details, shoves
* a MBeanINfoHelper in the context
*/
public void defaultAction(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
String beanName = req.getParameter("MBeanName");
String filterKey = req.getParameter(OBJECT_NAME_FILTER_KEY);
if (filterKey == null || "".equals(filterKey)) {
filterKey = "*:*";
}
VelocityContext vc = new VelocityContext();
KernelHelper kernelHelper = new KernelHelper();
vc.put("mbctx", kernelHelper);
vc.put("encoder", new KickSunInHead());
vc.put(OBJECT_NAME_FILTER_KEY, filterKey);
if (beanName == null) {
vc.put("template", "nobean.vm");
} else {
try {
vc.put("beanInfo", new GBeanInfoHelper(kernelHelper, beanName));
} catch (Exception e) {
e.printStackTrace();
}
vc.put("template", "mbeaninfo.vm");
}
renderTemplate(req, res, vc, "index.vm");
}
public void unknownAction(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
defaultAction(req, res);
}
/**
* Why oh why couldn't this be one class...
*/
public class KickSunInHead {
public String decode(String string) {
return decode(string, "UTF-8");
}
public String decode(String string, String encoding) {
if (string != null) {
try {
return URLDecoder.decode(string, encoding);
} catch (Exception e) {
e.printStackTrace();
}
}
return null;
}
public String encode(String string) {
return encode(string, "UTF-8");
}
public String encode(String string, String encoding) {
if (string != null) {
try {
return URLEncoder.encode(string, encoding);
} catch (Exception e) {
e.printStackTrace();
}
}
return null;
}
}
}