code improvements

Signed-off-by: priyanka.akhade <priyanka.akhade@huawei.com>
Issue-ID: CLI-270
Change-Id: If9eab4bc8642c7c20a841d58c8a9e2bf5ae6c98b

2 files changed, 9 insertions, 9 deletions

diff --git a/grpc/grpc-client/src/main/java/org/open/infc/grpc/client/OpenInterfaceGrpcClient.java b/grpc/grpc-client/src/main/java/org/open/infc/grpc/client/OpenInterfaceGrpcClient.java
index e32110de..efc941f9 100644
--- a/grpc/grpc-client/src/main/java/org/open/infc/grpc/client/OpenInterfaceGrpcClient.java
+++ b/grpc/grpc-client/src/main/java/org/open/infc/grpc/client/OpenInterfaceGrpcClient.java
@@ -82,17 +82,17 @@ public class OpenInterfaceGrpcClient {
       }
 
       public Output invoke(Input input) throws OpenInterfaceGrpcTimeoutExecption {
-        logger.info("Input " + input.toString());
+        logger.info("Input {}", input);
 
         Output result = Output.newBuilder().build();
         try {
             result = blockingStub.withDeadlineAfter(timeout, TimeUnit.MILLISECONDS).invoke(input);
         } catch (StatusRuntimeException e) {
-          logger.warn("RPC failed: {0}", e.getStatus());
+          logger.warn("RPC failed: {}", e.getStatus());
           //Status{code=DEADLINE_EXCEEDED}
           throw new OpenInterfaceGrpcTimeoutExecption(e.getMessage());
         }
-        logger.info("Output: " + result.toString());
+        logger.info("Output: {}", result);
         return result;
       }
 
@@ -103,12 +103,12 @@ public class OpenInterfaceGrpcClient {
         try {
             result = blockingStub.withDeadlineAfter(timeout, TimeUnit.MILLISECONDS).remoteCli(args);
         } catch (StatusRuntimeException e) {
-          logger.warn("RPC failed: {0}", e.getStatus());
+          logger.warn("RPC failed: {}", e.getStatus());
           //Status{code=DEADLINE_EXCEEDED}
           throw new OpenInterfaceGrpcTimeoutExecption(e.getMessage());
         }
 
-        logger.info("Result: " + result.toString());
+        logger.info("Result: {}", result);
         return result;
       }
 }
diff --git a/grpc/grpc-server/src/main/java/org/open/infc/grpc/server/OpenInterfaceGrpcServer.java b/grpc/grpc-server/src/main/java/org/open/infc/grpc/server/OpenInterfaceGrpcServer.java
index d59416c7..9f236e5c 100644
--- a/grpc/grpc-server/src/main/java/org/open/infc/grpc/server/OpenInterfaceGrpcServer.java
+++ b/grpc/grpc-server/src/main/java/org/open/infc/grpc/server/OpenInterfaceGrpcServer.java
@@ -75,7 +75,7 @@ public class OpenInterfaceGrpcServer {
             .addService(new OpenInterfaceGrpcImpl())
             .build()
             .start();
-        logger.info("Server started, listening on " + port);
+        logger.info("Server started, listening on {}", port);
 
         try {
             OnapCommandRegistrar.getRegistrar().setHost(host);
@@ -140,7 +140,7 @@ public class OpenInterfaceGrpcServer {
         @Override
         public void invoke(Input req, StreamObserver<Output> responseObserver) {
             Output output = null;
-            logger.info(req.toString());
+            logger.info("{}", req);
 
             String product = req.getOptionsMap().get(OnapCommandConstants.RPC_PRODUCT);
             String format =  req.getOptionsMap().getOrDefault(OnapCommandConstants.DEFAULT_PARAMETER_OUTPUT_FORMAT, OnapCommandResultType.JSON.name().toLowerCase());
@@ -252,7 +252,7 @@ public class OpenInterfaceGrpcServer {
                     }
 
                     output = reply.build();
-                    logger.info(output.toString());
+                    logger.info("{}", output);
                 } else {
                     //Rpc command will set the output.
                     output = (Output) cmd.getResult().getOutput();
@@ -284,7 +284,7 @@ public class OpenInterfaceGrpcServer {
 
         @Override
         public void remoteCli(Args req, StreamObserver<Result> responseObserver) {
-            logger.info(req.toString());
+            logger.info("{}", req);
 
             List<String> args = new ArrayList<>();
             if (req.getRequestId() != null) {