return MsoResponseWrapper with null body in case of null response

Issue-ID: VID-378
Signed-off-by: Eylon Malin <eylon.malin@intl.att.com>
Change-Id: Ia05237264557634f18ed868904cc68350a312fc1

diff --git a/vid-app-common/src/main/java/org/onap/vid/mso/MsoUtil.java b/vid-app-common/src/main/java/org/onap/vid/mso/MsoUtil.java
index 5171b7a..626816f 100644 (file)
--- a/vid-app-common/src/main/java/org/onap/vid/mso/MsoUtil.java
+++ b/vid-app-common/src/main/java/org/onap/vid/mso/MsoUtil.java
@@ -49,7 +49,8 @@ public class MsoUtil {
         if (httpResponse.getRawBody() != null) {
             try {
                 T body = httpResponse.getBody();
-                String entityStr = body instanceof String ? (String) body : JACKSON_OBJECT_MAPPER.writeValueAsString(httpResponse.getBody());
+                String entityStr = (body instanceof String || body==null) ? (String) body :
+                    JACKSON_OBJECT_MAPPER.writeValueAsString(httpResponse.getBody());
                 msoResponseWrapper.setEntity(entityStr);
             } catch(JsonProcessingException e) {
                 ExceptionUtils.rethrow(e);