1 files changed, 50 insertions, 0 deletions
diff --git a/catalog-be-plugins/etsi-nfv-nsd-csar-plugin/src/main/java/org/openecomp/sdc/be/plugins/etsi/nfv/nsd/generator/config/NsDescriptorVersionComparator.java b/catalog-be-plugins/etsi-nfv-nsd-csar-plugin/src/main/java/org/openecomp/sdc/be/plugins/etsi/nfv/nsd/generator/config/NsDescriptorVersionComparator.java
new file mode 100644
index 0000000000..40e499c8c7
--- /dev/null
+++ b/catalog-be-plugins/etsi-nfv-nsd-csar-plugin/src/main/java/org/openecomp/sdc/be/plugins/etsi/nfv/nsd/generator/config/NsDescriptorVersionComparator.java
@@ -0,0 +1,50 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 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.sdc.be.plugins.etsi.nfv.nsd.generator.config;
+
+import java.util.Comparator;
+
+public class NsDescriptorVersionComparator implements Comparator<EtsiVersion> {
+
+    @Override
+    public int compare(final EtsiVersion o1, final EtsiVersion o2) {
+        final String[] v1 = o1.getVersion().split("\\.");
+        final String[] v2 = o2.getVersion().split("\\.");
+        if (Integer.parseInt(v1[0]) > Integer.parseInt(v2[0])) {
+            return 1;
+        } else if (Integer.parseInt(v1[0]) < Integer.parseInt(v2[0])) {
+            return -1;
+        }
+
+        if (Integer.parseInt(v1[1]) > Integer.parseInt(v2[1])) {
+            return 1;
+        } else if (Integer.parseInt(v1[1]) < Integer.parseInt(v2[1])) {
+            return -1;
+        }
+
+        if (Integer.parseInt(v1[2]) > Integer.parseInt(v2[2])) {
+            return 1;
+        } else if (Integer.parseInt(v1[2]) < Integer.parseInt(v2[2])) {
+            return -1;
+        }
+
+        return 0;
+    }
+}