CSAR Package validation

Change-Id: I11af8d93f5a2cd0566a5caf0dad0519d70bd57d7
Issue-ID: SDC-2147
Issue-ID: SDC-2148
Issue-ID: SDC-2149
Issue-ID: SDC-2150
Signed-off-by: bilal.iqbal <bilal.iqbal@est.tech>

1 files changed, 28 insertions, 0 deletions

diff --git a/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/services/ServiceTemplateReaderServiceImpl.java b/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/services/ServiceTemplateReaderServiceImpl.java
index b691d83267..44b0c80e24 100644
--- a/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/services/ServiceTemplateReaderServiceImpl.java
+++ b/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/services/ServiceTemplateReaderServiceImpl.java
@@ -1,9 +1,31 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Modification Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
 package org.openecomp.core.impl.services;
 
 import org.onap.sdc.tosca.services.YamlUtil;
 import org.openecomp.core.converter.ServiceTemplateReaderService;
 
+import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Objects;
 
@@ -26,6 +48,12 @@ public class ServiceTemplateReaderServiceImpl implements ServiceTemplateReaderSe
   }
 
   @Override
+  public List<Object> getImports(){
+    return Objects.isNull(this.readServiceTemplate.get("imports")) ?
+            new ArrayList<>() : (List<Object>) this.readServiceTemplate.get("imports");
+  }
+
+  @Override
   public Object getMetadata(){
     return this.readServiceTemplate.get(metadata);
   }