ECOMP-REST/src/main/java/org/openecomp/policy/rest/util/Webapps.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ECOMP-REST
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   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  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.policy.rest.util;
  22
  23 import java.io.IOException;
  24 import java.nio.file.Files;
  25 import java.nio.file.Path;
  26 import java.nio.file.Paths;
  27
  28 import org.apache.commons.logging.Log;
  29 import org.apache.commons.logging.LogFactory;
  30 import org.openecomp.policy.rest.XACMLRestProperties;
  31
  32 import org.openecomp.policy.xacml.api.XACMLErrorConstants;
  33 import com.att.research.xacml.util.XACMLProperties;
  34
  35 import org.openecomp.policy.common.logging.eelf.MessageCodes;
  36 import org.openecomp.policy.common.logging.eelf.PolicyLogger;
  37
  38 public class Webapps {
  39         private static String actionHome = null;
  40         private static String configHome = null;
  41         private static Log logger       = LogFactory.getLog(Webapps.class);
  42
  43         private Webapps() {
  44         }
  45
  46         public static String getConfigHome(){
  47                 try {
  48                         loadWebapps();
  49                 } catch (Exception e) {
  50                         logger.error("Exception Occured while loading webapps"+e);
  51                         return null;
  52                 }
  53                 return configHome;
  54         }
  55
  56         public static String getActionHome(){
  57                 try {
  58                         loadWebapps();
  59                 } catch (Exception e) {
  60                         logger.error("Exception Occured while loading webapps"+e);
  61                         return null;
  62                 }
  63                 return actionHome;
  64         }
  65
  66         private static void loadWebapps() throws Exception{
  67                 String errorMessageName = "Invalid Webapps Path Location property :";
  68                 if(actionHome == null || configHome == null){
  69                         Path webappsPath = Paths.get(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_WEBAPPS));
  70                         //Sanity Check
  71                         if (webappsPath == null) {
  72                                 logger.error(errorMessageName + XACMLRestProperties.PROP_PAP_WEBAPPS);
  73                                 PolicyLogger.error(errorMessageName + XACMLRestProperties.PROP_PAP_WEBAPPS);
  74                                 throw new Exception(errorMessageName + XACMLRestProperties.PROP_PAP_WEBAPPS);
  75                         }
  76                         Path webappsPathConfig;
  77                         Path webappsPathAction;
  78                         if(webappsPath.toString().contains("\\")){
  79                                 webappsPathConfig = Paths.get(webappsPath.toString()+"\\Config");
  80                                 webappsPathAction = Paths.get(webappsPath.toString()+"\\Action");
  81                         }else{
  82                                 webappsPathConfig = Paths.get(webappsPath.toString()+"/Config");
  83                                 webappsPathAction = Paths.get(webappsPath.toString()+"/Action");
  84                         }
  85
  86                         checkConfigActionHomeExists(webappsPathConfig, webappsPathAction);
  87
  88                         actionHome = webappsPathAction.toString();
  89                         configHome = webappsPathConfig.toString();
  90                 }
  91         }
  92
  93         private  static void checkConfigActionHomeExists(Path webappsPathConfig, Path webappsPathAction){
  94                 if (!webappsPathConfig.toFile().exists()){
  95                         try {
  96                                 Files.createDirectories(webappsPathConfig);
  97                         } catch (IOException e) {
  98                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to create config directory: "
  99                                                 + webappsPathConfig.toAbsolutePath().toString(), e);
 100                                 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "Webapps", "Failed to create config directory");
 101                         }
 102                 }
 103
 104                 if (!webappsPathAction.toFile().exists()){
 105                         try {
 106                                 Files.createDirectories(webappsPathAction);
 107                         } catch (IOException e) {
 108                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to create config directory: "
 109                                                 + webappsPathAction.toAbsolutePath().toString(), e);
 110                                 PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "Webapps", "Failed to create config directory");
 111                         }
 112                 }
 113         }
 114
 115 }