1 files changed, 61 insertions, 0 deletions
diff --git a/common-be/src/main/java/org/openecomp/sdc/be/utils/CommonBeUtils.java b/common-be/src/main/java/org/openecomp/sdc/be/utils/CommonBeUtils.java
new file mode 100644
index 0000000000..54a55811e3
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+++ b/common-be/src/main/java/org/openecomp/sdc/be/utils/CommonBeUtils.java
@@ -0,0 +1,61 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.utils;
+
+import org.openecomp.sdc.common.api.Constants;
+
+public class CommonBeUtils {
+	/**
+	 * Compares two ASDC versions of a component. It's for internal usage, so
+	 * the assumption is that the versions are in valid format.
+	 * 
+	 * @param firstVersion
+	 *            - version in format major.minor or just major (e.g, 2.0 or 2)
+	 * @param secondVersion
+	 *            - version in format major.minor or just major (e.g, 2.0 or 2)
+	 * @return Returns true iff:<br>
+	 *         1) first version's major number is higher than second's (e.g.,
+	 *         firstVersion = 1.1, secondVersion = 0.3)<br>
+	 *         2) major version are equal, but first's minor version is higher
+	 *         than second's (e.g., firstVersion = 0.10, secondVersion = 0.9)
+	 *         <br>
+	 */
+	public static boolean compareAsdcComponentVersions(String firstVersion, String secondVersion) {
+		String[] firstVersionNums = firstVersion.split("\\.");
+		String[] secondVersionNums = secondVersion.split("\\.");
+		int firstMajor = Integer.parseInt(firstVersionNums[0]);
+		int secondMajor = Integer.parseInt(secondVersionNums[0]);
+		int compareRes = Integer.compare(firstMajor, secondMajor);
+		if (compareRes == 0) {
+			int firstMinor = (firstVersionNums.length == 2 ? Integer.parseInt(firstVersionNums[1]) : 0);
+			int secondMinor = (secondVersionNums.length == 2 ? Integer.parseInt(secondVersionNums[1]) : 0);
+			compareRes = Integer.compare(firstMinor, secondMinor);
+			return (compareRes > 0);
+		} else {
+			return (compareRes > 0);
+		}
+	}
+
+	public static String generateToscaResourceName(String resourceType, String resourceSystemName) {
+		return Constants.USER_DEFINED_RESOURCE_NAMESPACE_PREFIX + resourceType.toLowerCase() + "." + resourceSystemName;
+	}
+
+}