Adding TestVNF netconf server

[demo.git] / vnfs / TestVNF / netconfserver / src / main / java / com / ericsson / testvnf / server / helper / HelperUtils.java

diff --git a/vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/helper/HelperUtils.java b/vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/helper/HelperUtils.java
new file mode 100644 (file)
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+++ b/vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/helper/HelperUtils.java
@@ -0,0 +1,92 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2016-2018 Ericsson. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package com.ericsson.testvnf.server.helper;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Map;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import com.ericsson.testvnf.server.models.NetconfMessage;
+
+import groovy.lang.Binding;
+import groovy.util.GroovyScriptEngine;
+
+/*
+ * The utils class
+ */
+public class HelperUtils{
+       
+       private static final Log log = LogFactory.getLog(HelperUtils.class);
+       
+       private HelperUtils() {
+               super();
+       }
+
+       // executes the groovy file specified in the path
+       public static String executeGroovy(String groovyFilePath, NetconfMessage data, Map<String, Boolean> connectionResetMap) {
+
+               Object result = "";
+               try {
+                       log.info("groovy path------" + groovyFilePath);
+                       File file = new File(groovyFilePath);
+                       GroovyScriptEngine engine = new GroovyScriptEngine(file.getParent());
+                       Binding binding = new Binding();
+                       binding.setVariable("RpcData", data);
+                       binding.setVariable("connectionResetMap", connectionResetMap);
+                       log.info("binding " + binding + "  " + file.getParent() + " " + file.getName());
+                       result = engine.run(file.getName(), binding);
+               } catch (Exception e) {
+                       log.error("Exception while trying to execute groovy file", e);
+               }
+               return result.toString();
+       }
+       
+       // send bytes to output stream
+       public static void sendAsBytesToOutput(byte[] buffer, OutputStream out){
+               try {
+                       log.info("Sending message as bytes..\n");
+                       int len = buffer.length;
+                       out.write(buffer, 0, len);
+                       String tail = "]]>]]>";
+                       out.write(tail.getBytes(), 0, tail.getBytes().length);
+                       out.flush();
+               }catch(Exception e) {
+                       log.info("Error while sending response message as bytes: "+e);
+               }
+       }
+       
+       // the method is used to read the contents of the file specified
+       public static String readFile(String filename) {
+               String fileAsString= "";
+               try {
+                       fileAsString = new String(Files.readAllBytes(Paths.get(filename)));
+               } catch (IOException e) {
+                       log.error("Error reading file: "+ filename);
+               }
+               return fileAsString;
+       }
+}
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