gerrit.onap Code Review - portal/sdk.git/blob

   1 /*-
   2  * ================================================================================
   3  * eCOMP Portal SDK
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ================================================================================
  19  */
  20  package org.openecomp.portalsdk.analytics.controller;
  21
  22 import java.util.*;
  23 import java.lang.reflect.*;
  24 import javax.servlet.*;
  25 import javax.servlet.http.*;
  26
  27 import org.openecomp.portalsdk.analytics.controller.*;
  28 import org.openecomp.portalsdk.analytics.error.RaptorException;
  29 import org.openecomp.portalsdk.analytics.error.RaptorRuntimeException;
  30 import org.openecomp.portalsdk.analytics.model.runtime.ReportParamValues;
  31 import org.openecomp.portalsdk.analytics.system.*;
  32 import org.openecomp.portalsdk.analytics.util.*;
  33 import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate;
  34
  35 public class Controller extends org.openecomp.portalsdk.analytics.RaptorObject {
  36
  37         EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(Controller.class);
  38         public Controller() {
  39         }
  40
  41         public String processRequest(HttpServletRequest request) {
  42                 String actionKey = nvl(request.getParameter(AppConstants.RI_ACTION), "report.run");
  43
  44                 return processRequest(actionKey, request);
  45         } // processRequest
  46
  47         public String processRequest(String actionKey, HttpServletRequest request) {
  48                 Action action = null;
  49                 try {
  50                         action = Globals.getRaptorActionMapping().getAction(actionKey);
  51                         if (action == null)
  52                                 throw new RaptorRuntimeException("Action not found");
  53                 } catch (RaptorException e) {
  54                         logger.debug(EELFLoggerDelegate.debugLogger, ("[Controller.processRequest]Invalid raptor action [" + actionKey
  55                                                 + "]. RaptorException: " + e.getMessage()));
  56 //                      if (actionKey.equals("system_upgrade")) // System override
  57 //                              return att.raptor.util.upgrade.SystemUpgrade.upgradeDB(request);
  58
  59                         return (new ErrorHandler()).processFatalError(request, new RaptorRuntimeException(
  60                                         "[Controller.processRequest]Invalid raptor action [" + actionKey
  61                                                         + "]. Exception: " + e.getMessage()));
  62                 }
  63
  64                 try {
  65                         Class[] paramTypes = new Class[2];
  66                         paramTypes[0] = Class.forName("javax.servlet.http.HttpServletRequest");
  67                         paramTypes[1] = Class.forName("java.lang.String");
  68
  69             Class handlerClass = Class.forName(action.getControllerClass());
  70                         Object handler = handlerClass.newInstance();
  71                         Method handlerMethod = handlerClass.getMethod(action.getControllerMethod(),
  72                                         paramTypes);
  73
  74                         Object[] paramValues = new Object[2];
  75                         paramValues[0] = request;
  76                         paramValues[1] = action.getJspName();
  77
  78                         return (String) handlerMethod.invoke(handler, paramValues);
  79                 } catch (ClassNotFoundException e) {
  80                         logger.debug(EELFLoggerDelegate.debugLogger, ("[Controller.processRequest]Invalid raptor action [" + actionKey
  81                                         + "]. ClassNotFoundException: " + e.getMessage()));
  82                         return (new ErrorHandler()).processFatalError(request, new RaptorRuntimeException(
  83                                         "[Controller.processRequest] Unable to instantiate and invoke action handler. Exception: "
  84                                                         + e.getMessage()));
  85                 } catch (IllegalAccessException e) {
  86                         logger.debug(EELFLoggerDelegate.debugLogger, ("[Controller.processRequest]Invalid raptor action [" + actionKey
  87                                         + "]. IllegalAccessException: " + e.getMessage()));
  88                         return (new ErrorHandler()).processFatalError(request, new RaptorRuntimeException(
  89                                         "[Controller.processRequest] Unable to instantiate and invoke action handler. Exception: "
  90                                                         + e.getMessage()));
  91                 }catch (InstantiationException e) {
  92                         logger.debug(EELFLoggerDelegate.debugLogger, ("[Controller.processRequest]Invalid raptor action [" + actionKey
  93                                         + "]. InstantiationException: " + e.getMessage()));
  94                         return (new ErrorHandler()).processFatalError(request, new RaptorRuntimeException(
  95                                         "[Controller.processRequest] Unable to instantiate and invoke action handler. Exception: "
  96                                                         + e.getMessage()));
  97                 }catch (NoSuchMethodException e) {
  98                         logger.debug(EELFLoggerDelegate.debugLogger, ("[Controller.processRequest]Invalid raptor action [" + actionKey
  99                                         + "]. NoSuchMethodException: " + e.getMessage()));
 100                         return (new ErrorHandler()).processFatalError(request, new RaptorRuntimeException(
 101                                         "[Controller.processRequest] Unable to instantiate and invoke action handler. Exception: "
 102                                                         + e.getMessage()));
 103                 }catch (InvocationTargetException e) {
 104                         logger.debug(EELFLoggerDelegate.debugLogger, ("[Controller.processRequest]Invalid raptor action [" + actionKey
 105                                         + "]. InvocationTargetException: " + e.getMessage()));
 106                         return (new ErrorHandler()).processFatalError(request, new RaptorRuntimeException(
 107                                         "[Controller.processRequest] Unable to instantiate and invoke action handler. Exception: "
 108                                                         + e.getMessage()));
 109                 }
 110         } // processRequest
 111
 112         public void handleRequest(HttpServletRequest request, HttpServletResponse response,
 113                         ServletContext servletContext) throws Exception {
 114                 String actionKey = nvl(request.getParameter(AppConstants.RI_ACTION), request.getParameter("action"));
 115
 116                 handleRequest(actionKey, request, response, servletContext);
 117         } // handleRequest
 118
 119         public void handleRequest(String actionKey, HttpServletRequest request,
 120                         HttpServletResponse response, ServletContext servletContext) throws Exception {
 121                 servletContext.getRequestDispatcher("/" + processRequest(actionKey, request)).forward(
 122                                 request, response);
 123         } // handleRequest
 124
 125 } // Controller