ecomp-sdk-app/src/main/java/org/openecomp/portalapp/controller/PostDroolsController.java

   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.portalapp.controller;
  21
  22 import java.io.IOException;
  23 import java.io.PrintWriter;
  24 import java.util.List;
  25
  26 import javax.servlet.http.HttpServletRequest;
  27 import javax.servlet.http.HttpServletResponse;
  28
  29 import org.json.JSONObject;
  30 import org.openecomp.portalsdk.core.command.PostDroolsBean;
  31 import org.openecomp.portalsdk.core.controller.RestrictedBaseController;
  32 import org.openecomp.portalsdk.core.service.PostDroolsService;
  33 import org.openecomp.portalsdk.core.web.support.JsonMessage;
  34 import org.springframework.beans.factory.annotation.Autowired;
  35 import org.springframework.stereotype.Controller;
  36 import org.springframework.web.bind.annotation.RequestMapping;
  37 import org.springframework.web.bind.annotation.RequestMethod;
  38 import org.springframework.web.servlet.ModelAndView;
  39
  40 import com.fasterxml.jackson.core.JsonGenerationException;
  41 import com.fasterxml.jackson.databind.DeserializationFeature;
  42 import com.fasterxml.jackson.databind.JsonMappingException;
  43 import com.fasterxml.jackson.databind.JsonNode;
  44 import com.fasterxml.jackson.databind.ObjectMapper;
  45
  46 @Controller
  47 @RequestMapping("/")
  48 public class PostDroolsController extends RestrictedBaseController{
  49
  50         @Autowired
  51         private PostDroolsService  postDroolsService;
  52
  53         @RequestMapping(value = {"/drools" }, method = RequestMethod.GET)
  54         public ModelAndView drools(HttpServletRequest request) {
  55
  56               return new ModelAndView(getViewName());
  57         }
  58
  59
  60         @RequestMapping(value = {"/getDrools" }, method = RequestMethod.GET)
  61         public void getDrools(HttpServletRequest request, HttpServletResponse response) {
  62                  // Map<String, Object> model = new HashMap<String, Object>();
  63
  64               ObjectMapper mapper = new ObjectMapper();
  65                         try {
  66                                 List<PostDroolsBean>  beanList = postDroolsService.fetchDroolBeans();
  67                                 JsonMessage msg = new JsonMessage(mapper.writeValueAsString(beanList));
  68                                 JSONObject j = new JSONObject(msg);
  69                                 response.getWriter().write(j.toString());
  70
  71                         } catch (JsonGenerationException e) {
  72                                 e.printStackTrace();
  73                         } catch (JsonMappingException e) {
  74                                 e.printStackTrace();
  75                         } catch (IOException e) {
  76                                 e.printStackTrace();
  77                         } catch (Exception e) {
  78                                 e.printStackTrace();
  79                         }
  80         }
  81
  82         @RequestMapping(value = {"/getDroolDetails" }, method = RequestMethod.GET)
  83         public void getDroolDetails(HttpServletRequest request, HttpServletResponse response) {
  84
  85               ObjectMapper mapper = new ObjectMapper();
  86                         try {
  87
  88                                 PostDroolsBean postDroolsBean = new PostDroolsBean();
  89                                 String selectedFile = request.getParameter("selectedFile");
  90                                 postDroolsBean.setDroolsFile(selectedFile);//sample populated
  91                                 //postDroolsBean.setSelectedRules("[\"NJ\",\"NY\",\"KY\"]");
  92                                 postDroolsBean.setClassName(postDroolsService.retrieveClass(selectedFile));
  93
  94                                 JsonMessage msg = new JsonMessage(mapper.writeValueAsString(postDroolsBean));
  95                                 JSONObject j = new JSONObject(msg);
  96                                 response.getWriter().write(j.toString());
  97
  98                         } catch (JsonGenerationException e) {
  99                                 e.printStackTrace();
 100                         } catch (JsonMappingException e) {
 101                                 e.printStackTrace();
 102                         } catch (IOException e) {
 103                                 e.printStackTrace();
 104                         } catch (Exception e) {
 105                                 e.printStackTrace();
 106                         }
 107         }
 108
 109         @RequestMapping(value = {"/post_drools/execute" }, method = RequestMethod.POST)
 110     public ModelAndView search(HttpServletRequest request,
 111                         HttpServletResponse response) throws Exception {
 112         try {
 113                         ObjectMapper mapper = new ObjectMapper();
 114                         mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 115                         JsonNode root = mapper.readTree(request.getReader());
 116                         PostDroolsBean postDroolsBean = mapper.readValue(root.get("postDroolsBean").toString(), PostDroolsBean.class);
 117
 118                         String resultsString = postDroolsService.execute(postDroolsBean.getDroolsFile(), postDroolsBean.getClassName(), postDroolsBean.getSelectedRules());
 119
 120                         response.setCharacterEncoding("UTF-8");
 121                         response.setContentType("application / json");
 122                         request.setCharacterEncoding("UTF-8");
 123
 124                         PrintWriter out = response.getWriter();
 125                         //String responseString = mapper.writeValueAsString(resultsString);
 126                         JSONObject j = new JSONObject("{resultsString: "+resultsString+"}");
 127
 128                         out.write(j.toString());
 129                 } catch (Exception e) {
 130                         // TODO Auto-generated catch block
 131                         e.printStackTrace();
 132                 }
 133
 134                 return null;
 135     }
 136
 137
 138 }