| /* |
| * Copyright 2001-2002,2004 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.webapp.admin.service; |
| |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.ArrayList; |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| import javax.servlet.http.HttpSession; |
| import org.apache.struts.action.Action; |
| import org.apache.struts.action.ActionErrors; |
| import org.apache.struts.action.ActionForm; |
| import org.apache.struts.action.ActionForward; |
| import org.apache.struts.action.ActionMapping; |
| import org.apache.struts.util.MessageResources; |
| |
| import javax.management.MBeanServer; |
| import javax.management.ObjectInstance; |
| import javax.management.ObjectName; |
| import javax.management.JMException; |
| |
| import org.apache.webapp.admin.ApplicationServlet; |
| import org.apache.webapp.admin.LabelValueBean; |
| import org.apache.webapp.admin.Lists; |
| import org.apache.webapp.admin.TomcatTreeBuilder; |
| |
| /** |
| * The <code>Action</code> that sets up <em>Edit Service</em> transactions. |
| * |
| * @author Manveen Kaur |
| * @version $Revision$ $Date$ |
| */ |
| |
| public class EditServiceAction extends Action { |
| |
| |
| /** |
| * The MBeanServer we will be interacting with. |
| */ |
| private MBeanServer mBServer = null; |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| /** |
| * Process the specified HTTP request, and create the corresponding HTTP |
| * response (or forward to another web component that will create it). |
| * Return an <code>ActionForward</code> instance describing where and how |
| * control should be forwarded, or <code>null</code> if the response has |
| * already been completed. |
| * |
| * @param mapping The ActionMapping used to select this instance |
| * @param actionForm The optional ActionForm bean for this request (if any) |
| * @param request The HTTP request we are processing |
| * @param response The HTTP response we are creating |
| * |
| * @exception IOException if an input/output error occurs |
| * @exception ServletException if a servlet exception occurs |
| */ |
| public ActionForward execute(ActionMapping mapping, |
| ActionForm form, |
| HttpServletRequest request, |
| HttpServletResponse response) |
| throws IOException, ServletException { |
| |
| // Acquire the resources that we need |
| HttpSession session = request.getSession(); |
| Locale locale = getLocale(request); |
| MessageResources resources = getResources(request); |
| |
| // Acquire a reference to the MBeanServer containing our MBeans |
| try { |
| mBServer = ((ApplicationServlet) getServlet()).getServer(); |
| } catch (Throwable t) { |
| throw new ServletException |
| ("Cannot acquire MBeanServer reference", t); |
| } |
| |
| // Set up the object names of the MBeans we are manipulating |
| ObjectName sname = null; |
| ObjectName ename = null; |
| StringBuffer sb = null; |
| try { |
| sname = new ObjectName(request.getParameter("select")); |
| } catch (Exception e) { |
| String message = |
| resources.getMessage(locale, "error.serviceName.bad", |
| request.getParameter("select")); |
| getServlet().log(message); |
| response.sendError(HttpServletResponse.SC_BAD_REQUEST, message); |
| return (null); |
| } |
| try { |
| sb = new StringBuffer(sname.getDomain()); |
| sb.append(":type=Engine"); |
| ename = new ObjectName(sb.toString()); |
| } catch (Exception e) { |
| String message = |
| resources.getMessage(locale, "error.engineName.bad", |
| sb.toString()); |
| getServlet().log(message); |
| response.sendError(HttpServletResponse.SC_BAD_REQUEST, message); |
| return (null); |
| } |
| |
| String adminService = null; |
| // Get the service name the admin app runs on |
| // this service cannot be deleted from the admin tool |
| try { |
| adminService = Lists.getAdminAppService( |
| mBServer, sname.getDomain(),request); |
| } catch (Exception e) { |
| String message = |
| resources.getMessage(locale, "error.serviceName.bad", |
| adminService); |
| getServlet().log(message); |
| response.sendError(HttpServletResponse.SC_BAD_REQUEST, message); |
| return (null); |
| } |
| |
| |
| // Fill in the form values for display and editing |
| ServiceForm serviceFm = new ServiceForm(); |
| session.setAttribute("serviceForm", serviceFm); |
| serviceFm.setAdminAction("Edit"); |
| serviceFm.setObjectName(sname.toString()); |
| serviceFm.setEngineObjectName(ename.toString()); |
| sb = new StringBuffer(); |
| sb.append(resources.getMessage(locale, "server.service.treeBuilder.subtreeNode")); |
| sb.append(" ("); |
| sb.append(sname.getKeyProperty("serviceName")); |
| sb.append(")"); |
| serviceFm.setNodeLabel(sb.toString()); |
| serviceFm.setAdminServiceName(adminService); |
| String attribute = null; |
| try { |
| |
| // Copy scalar properties |
| attribute = "name"; |
| serviceFm.setServiceName |
| ((String) mBServer.getAttribute(sname, attribute)); |
| attribute = "name"; |
| serviceFm.setEngineName |
| ((String) mBServer.getAttribute(ename, attribute)); |
| attribute = "defaultHost"; |
| serviceFm.setDefaultHost |
| ((String) mBServer.getAttribute(ename, attribute)); |
| |
| // Build the list of available hosts |
| attribute = "hosts"; |
| ArrayList hosts = new ArrayList(); |
| hosts.add(new LabelValueBean |
| (resources.getMessage(locale, "list.none"), "")); |
| Iterator items = Lists.getHosts(mBServer, sname).iterator(); |
| while (items.hasNext()) { |
| ObjectName hname = new ObjectName((String) items.next()); |
| String name = hname.getKeyProperty("host"); |
| if (name!=null) { |
| hosts.add(new LabelValueBean(name, name)); |
| } |
| } |
| serviceFm.setHostNameVals(hosts); |
| |
| } catch (Throwable t) { |
| getServlet().log |
| (resources.getMessage(locale, "users.error.attribute.get", |
| attribute), t); |
| response.sendError |
| (HttpServletResponse.SC_INTERNAL_SERVER_ERROR, |
| resources.getMessage(locale, "users.error.attribute.get", |
| attribute)); |
| return (null); |
| } |
| |
| // Forward to the service display page |
| return (mapping.findForward("Service")); |
| |
| } |
| |
| |
| } |