public static String validateAssetKey(AssetKey assetKey) {
   if (assetKey != null) {
     if (assetKey.getAssetId() == null || assetKey.getAssetName() == null) {
       return RepositoryServiceClientConstants.FAILURE;
     }
     return RepositoryServiceClientConstants.SUCCESS;
   }
   return RepositoryServiceClientConstants.FAILURE;
 }