1 files changed, 115 insertions, 0 deletions
diff --git a/ONAP-REST/src/main/java/org/onap/policy/rest/util/Webapps.java b/ONAP-REST/src/main/java/org/onap/policy/rest/util/Webapps.java
new file mode 100644
index 000000000..908078f73
--- /dev/null
+++ b/ONAP-REST/src/main/java/org/onap/policy/rest/util/Webapps.java
@@ -0,0 +1,115 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-REST
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.rest.util;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.onap.policy.rest.XACMLRestProperties;
+
+import org.onap.policy.xacml.api.XACMLErrorConstants;
+import com.att.research.xacml.util.XACMLProperties;
+
+import org.onap.policy.common.logging.eelf.MessageCodes;
+import org.onap.policy.common.logging.eelf.PolicyLogger;
+
+public class Webapps {
+	private static String actionHome = null;
+	private static String configHome = null;
+	private static Log logger	= LogFactory.getLog(Webapps.class);
+	
+	private Webapps() {
+	}
+	
+	public static String getConfigHome(){
+		try {
+			loadWebapps();
+		} catch (Exception e) {
+			logger.error("Exception Occured while loading webapps"+e);
+			return null;
+		}
+		return configHome;
+	}
+	
+	public static String getActionHome(){
+		try {
+			loadWebapps();
+		} catch (Exception e) {
+			logger.error("Exception Occured while loading webapps"+e);
+			return null;
+		}
+		return actionHome;
+	}
+	
+	private static void loadWebapps() throws Exception{
+		String errorMessageName = "Invalid Webapps Path Location property :";
+		if(actionHome == null || configHome == null){
+			Path webappsPath = Paths.get(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_WEBAPPS));
+			//Sanity Check
+			if (webappsPath == null) {
+				logger.error(errorMessageName + XACMLRestProperties.PROP_PAP_WEBAPPS);
+				PolicyLogger.error(errorMessageName + XACMLRestProperties.PROP_PAP_WEBAPPS);
+				throw new Exception(errorMessageName + XACMLRestProperties.PROP_PAP_WEBAPPS);
+			}
+			Path webappsPathConfig;
+			Path webappsPathAction;
+			if(webappsPath.toString().contains("\\")){
+				webappsPathConfig = Paths.get(webappsPath.toString()+"\\Config");
+				webappsPathAction = Paths.get(webappsPath.toString()+"\\Action");
+			}else{
+				webappsPathConfig = Paths.get(webappsPath.toString()+"/Config");
+				webappsPathAction = Paths.get(webappsPath.toString()+"/Action");
+			}
+			
+			checkConfigActionHomeExists(webappsPathConfig, webappsPathAction);
+			
+			actionHome = webappsPathAction.toString();
+			configHome = webappsPathConfig.toString();
+		}
+	}
+	
+	private  static void checkConfigActionHomeExists(Path webappsPathConfig, Path webappsPathAction){
+		if (!webappsPathConfig.toFile().exists()){
+			try {
+				Files.createDirectories(webappsPathConfig);
+			} catch (IOException e) {
+				logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to create config directory: "
+						+ webappsPathConfig.toAbsolutePath().toString(), e);
+				PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "Webapps", "Failed to create config directory");
+			}
+		}
+		
+		if (!webappsPathAction.toFile().exists()){
+			try {
+				Files.createDirectories(webappsPathAction);
+			} catch (IOException e) {
+				logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to create config directory: "
+						+ webappsPathAction.toAbsolutePath().toString(), e);
+				PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "Webapps", "Failed to create config directory");
+			}
+		}
+	}
+
+}