httpPost.addHeader("Authorization", defaulAuth);
         httpPost.addHeader("Content-type", "application/json");
         String postBody = getPostbody(inputEntity);
-        LOGGER.info(MessageEnum.RA_SEND_REQUEST_SDNC, postBody.toString(), "SDNC", "");
+        LOGGER.info(MessageEnum.RA_SEND_REQUEST_SDNC, postBody, "SDNC", "");
         httpPost.setEntity(new StringEntity(postBody, ContentType.APPLICATION_XML));
         httpPost(url, httpPost);
         logger.info("SdncNetworkTopologyOperationTask.Send2SdncDirectly end!");
 
         httpPost.addHeader("Authorization", defaulAuth);
         httpPost.addHeader("Content-type", "application/json");
         String postBody = getPostbody(inputEntity);
-        LOGGER.info(MessageEnum.RA_SEND_REQUEST_SDNC, postBody.toString(), "SDNC", "");
+        LOGGER.info(MessageEnum.RA_SEND_REQUEST_SDNC, postBody, "SDNC", "");
         httpPost.setEntity(new StringEntity(postBody, ContentType.APPLICATION_XML));
         httpPost(url, httpPost);
         logger.info("SdncServiceTopologyOperationTask.Send2SdncDirectly end!");
 
                 requestClient = RequestClientFactory.getRequestClient (orchestrationURI, props);
                 // Capture audit event
                 msoLogger.debug ("MSO API Handler Posting call to BPEL engine for url: " + requestClient.getUrl ());
-                response = requestClient.post (msoRequest.getRequestXML (),
-                        requestId,
-                        Integer.toString (recipe.getRecipeTimeout ()).toString (),
-                        version,
-                        null,
-                        null);
+                response = requestClient.post(msoRequest.getRequestXML(),
+                    requestId,
+                    Integer.toString(recipe.getRecipeTimeout()),
+                    version,
+                    null,
+                    null);
                 msoLogger.recordMetricEvent (subStartTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc, "Successfully received response from BPMN engine", "BPMN", orchestrationURI, null);
             } catch (Exception e) {
                 msoLogger.recordMetricEvent (subStartTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError, "Exception while communicate with BPMN engine", "BPMN", orchestrationURI, null);
 
                 requestClient = RequestClientFactory.getRequestClient (orchestrationURI, props);
                 // Capture audit event
                 msoLogger.debug ("MSO API Handler Posting call to BPEL engine for url: " + requestClient.getUrl ());
-                response = requestClient.post (msoRequest.getRequestXML (),
-                        requestId,
-                        Integer.toString (recipe.getRecipeTimeout ()).toString (),
-                        version,
-                        null,
-                        null);
+                response = requestClient.post(msoRequest.getRequestXML(),
+                    requestId,
+                    Integer.toString(recipe.getRecipeTimeout()),
+                    version,
+                    null,
+                    null);
                 msoLogger.recordMetricEvent (subStartTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc, "Successfully received response from BPMN engine", "BPMN", orchestrationURI, null);
             } catch (Exception e) {
                 msoLogger.recordMetricEvent (subStartTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError, "Exception while communicate with BPMN engine", "BPMN", orchestrationURI, null);
 
     public int hashCode () {
         // return the hashCode of the concat string of type+vnfId - should be okay.
         int result = 0;
-        result = (this.componentType + this.vnfId).toString().hashCode();
+        result = (this.componentType + this.vnfId).hashCode();
         return result;
     }
 }
 
         heatTemplate.setParameters (set);
         String heatStr = heatTemplate.toString (); 
         assertTrue (heatStr.contains ("param name"));
-        assertTrue (heatStr.toString ().contains ("param 2(reqd)"));
+        assertTrue (heatStr.contains ("param 2(reqd)"));
 
         File tempFile;
         try {