Add optional observed timestamp in the cps data api

- Added optional query parameter in cps data endpoints
- Updated service layer and notification to use observedTimestamp

Note:
- NCMP REST endpoints are not updated as a part of this patch
- NCMP does not sent observed timestamp when using cps data services

Issue-ID: CPS-477
Signed-off-by: puthuparambil.aditya <aditya.puthuparambil@bell.ca>
Change-Id: I1f92da3da7b3a13c45405fdf44e5fef861991d9a
Signed-off-by: Renu Kumari <renu.kumari@bell.ca>

1 files changed, 6 insertions, 0 deletions

diff --git a/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java b/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java
index 143ad8b88..d790e0802 100755
--- a/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java
+++ b/cps-rest/src/main/java/org/onap/cps/rest/exceptions/CpsRestExceptionHandler.java
@@ -22,6 +22,7 @@
 package org.onap.cps.rest.exceptions;
 
 import javax.servlet.http.HttpServletRequest;
+import javax.validation.ValidationException;
 import lombok.extern.slf4j.Slf4j;
 import org.onap.cps.rest.controller.AdminRestController;
 import org.onap.cps.rest.controller.DataRestController;
@@ -67,6 +68,11 @@ public class CpsRestExceptionHandler {
         return buildErrorResponse(HttpStatus.BAD_REQUEST, exception);
     }
 
+    @ExceptionHandler({ValidationException.class})
+    public static ResponseEntity<Object> handleBadRequestExceptions(final ValidationException validationException) {
+        return buildErrorResponse(HttpStatus.BAD_REQUEST, validationException);
+    }
+
     @ExceptionHandler({NotFoundInDataspaceException.class, DataNodeNotFoundException.class})
     public static ResponseEntity<Object> handleNotFoundExceptions(final CpsException exception,
         final HttpServletRequest request) {