/**
*
* Copyright 2004, 2005 The Apache Software Foundation or its licensors, as applicable.
*
* 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.console.webmanager;
import java.io.IOException;
import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.PortletException;
import javax.portlet.PortletRequestDispatcher;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import javax.portlet.WindowState;
import org.apache.geronimo.console.BasePortlet;
import org.apache.geronimo.console.util.PortletManager;
import org.apache.geronimo.management.geronimo.WebContainer;
/**
* Basic portlet showing statistics for a web container
*
* @version $Rev: 356626 $ $Date: 2005-12-13 13:35:48 -0800 (Tue, 13 Dec 2005) $
*/
public class WebManagerPortlet extends BasePortlet {
private PortletRequestDispatcher normalView;
private PortletRequestDispatcher maximizedView;
private PortletRequestDispatcher helpView;
public void processAction(ActionRequest actionRequest,
ActionResponse actionResponse) throws PortletException, IOException {
try {
String[] names = PortletManager.getWebManagerNames(actionRequest); //todo: handle multiple
if (names != null) {
String managerName = names[0]; //todo: handle multiple
String[] containers = PortletManager.getWebContainerNames(actionRequest, managerName); //todo: handle multiple
if (containers != null) {
String containerName = containers[0]; //todo: handle multiple
WebContainer container = PortletManager.getWebContainer(actionRequest, containerName);
String server = getWebServerType(container.getClass());
String action = actionRequest.getParameter("stats");
if (action != null) {
boolean stats = action.equals("true");
if(server.equals(WEB_SERVER_JETTY)) {
setProperty(container, "collectStatistics", stats ? Boolean.TRUE : Boolean.FALSE);
}
else if (server.equals(WEB_SERVER_TOMCAT)) {
//todo: Any Tomcat specific processing?
}
else {
//todo: Handle "should not occur" condition
}
}
if (actionRequest.getParameter("resetStats") != null) {
if(server.equals(WEB_SERVER_JETTY)) {
callOperation(container, "resetStatistics", null);
}
else if (server.equals(WEB_SERVER_TOMCAT)) {
//todo: Any Tomcat specific processing?
}
else {
//todo: Handle "should not occur" condition
}
}
}
else {
// todo - Handle "should not occur" error - message?
}
}
else {
// todo - Handle "should not occur" error - message?
}
} catch (Exception e) {
throw new PortletException(e);
}
}
protected void doView(RenderRequest renderRequest,
RenderResponse renderResponse) throws IOException, PortletException {
if (WindowState.MINIMIZED.equals(renderRequest.getWindowState())) {
return;
}
try {
String[] names = PortletManager.getWebManagerNames(renderRequest); //todo: handle multiple
if (names != null) {
String managerName = names[0]; //todo: handle multiple
String[] containers = PortletManager.getWebContainerNames(renderRequest, managerName); //todo: handle multiple
if (containers != null) {
String containerName = containers[0]; //todo: handle multiple
WebContainer container = PortletManager.getWebContainer(renderRequest, containerName);
String server = getWebServerType(container.getClass());
StatisticsHelper helper = null;
if(server.equals(WEB_SERVER_JETTY)) {
helper = new JettyStatisticsHelper();
} else if(server.equals(WEB_SERVER_TOMCAT)) {
renderRequest.setAttribute("statsSupported", Boolean.FALSE);
renderRequest.setAttribute("statsMessage", "Statistics are not currently implemented for this web container.");
}
else {
// todo - Log error, unknown server
}
if(helper != null) {
helper.gatherStatistics(container, renderRequest);
}
}
else {
// todo - Handle "should not occur" error - message?
}
}
else {
// todo - Handle "should not occur" error - message?
}
} catch (Exception e) {
throw new PortletException(e);
}
if (WindowState.NORMAL.equals(renderRequest.getWindowState())) {
normalView.include(renderRequest, renderResponse);
} else {
maximizedView.include(renderRequest, renderResponse);
}
}
protected void doHelp(RenderRequest renderRequest,
RenderResponse renderResponse) throws PortletException, IOException {
helpView.include(renderRequest, renderResponse);
}
public void init(PortletConfig portletConfig) throws PortletException {
super.init(portletConfig);
normalView = portletConfig.getPortletContext().getRequestDispatcher(
"/WEB-INF/view/webmanager/normal.jsp");
maximizedView = portletConfig.getPortletContext().getRequestDispatcher(
"/WEB-INF/view/webmanager/maximized.jsp");
helpView = portletConfig.getPortletContext().getRequestDispatcher(
"/WEB-INF/view/webmanager/help.jsp");
}
public void destroy() {
helpView = null;
normalView = null;
maximizedView = null;
super.destroy();
}
}