Sonar fix use logger

+) Add logger to report exception-->VTPModelBase.java
++) Format logger-->FileUtil.java

Issue-ID: VNFSDK-416
Change-Id: I6e7b13fd504aba37ca6a08119f4f0ed2674d4243
Signed-off-by: Arindam Mondal <arind.mondal@samsung.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/vnfmarket-be/vnf-sdk-marketplace/src/main/java/org/onap/vtp/VTPModelBase.java b/vnfmarket-be/vnf-sdk-marketplace/src/main/java/org/onap/vtp/VTPModelBase.java
index f9ec6b5c..599fb774 100644
--- a/vnfmarket-be/vnf-sdk-marketplace/src/main/java/org/onap/vtp/VTPModelBase.java
+++ b/vnfmarket-be/vnf-sdk-marketplace/src/main/java/org/onap/vtp/VTPModelBase.java
@@ -16,11 +16,15 @@
 
 package org.onap.vtp;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import com.fasterxml.jackson.annotation.JsonInclude.Include;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
 public class VTPModelBase {
+    public static final Logger logger = LoggerFactory.getLogger(VTPModelBase.class);
+
     public String toJsonString() {
         return toJsonString(this);
     }
@@ -32,6 +36,7 @@ public class VTPModelBase {
             objectMapper.setSerializationInclusion(Include.NON_EMPTY);
             return objectMapper.writeValueAsString(obj);
         } catch (JsonProcessingException e) {
+            logger.error("Exception while processing json {}", e.getMessage());
             return "{}";
         }
     }