1 files changed, 118 insertions, 0 deletions
diff --git a/mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioning.java b/mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioning.java
new file mode 100644
index 0000000000..c617a4a6f4
--- /dev/null
+++ b/mso-catalog-db/src/main/java/org/openecomp/mso/db/catalog/utils/MavenLikeVersioning.java
@@ -0,0 +1,118 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * OPENECOMP - MSO
+ * ================================================================================
+ * 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.mso.db.catalog.utils;
+
+
+
+/**
+ * This class is the base class for object that requires a Version in Catalog DB.
+ * The version is built on a string as ASDC provides a number like 1.2 or 2.0 ...
+ * This class supports also 1.2.3.4...  (Maven like version)
+ * 
+ *
+ */
+public class MavenLikeVersioning {
+
+	protected String version;
+
+	public String getVersion() {
+		return version;
+	}
+
+	public void setVersion(String version) {
+		this.version = version;
+	}
+
+	/**
+	 * This method is used to compare the current object version to a specified one
+	 * It is assumed that the version is like the maven one, eg: 2.0.1.5.6
+	 *
+	 * @param versionToCompare The version that will be used for comparison
+	 * @return True if the current object is more recent than the specified version, False otherwise
+	 *
+	 */
+	public Boolean isMoreRecentThan (String versionToCompare) {
+		if (versionToCompare == null || this.version == null) {
+			return Boolean.FALSE;
+		}
+		String [] currentVersionArray = this.version.split("\\.");
+		String [] specifiedVersionArray = versionToCompare.split("\\.");
+
+		int smalestStringLength = 0;
+
+		if (currentVersionArray.length > specifiedVersionArray.length) {
+			smalestStringLength = specifiedVersionArray.length;
+		} else {
+			smalestStringLength = currentVersionArray.length;
+		}
+
+		for (int currentVersionIndex=0;currentVersionIndex < smalestStringLength;++currentVersionIndex) {
+
+			if (Integer.valueOf(currentVersionArray[currentVersionIndex]) < Integer.valueOf(specifiedVersionArray[currentVersionIndex])) {
+				return Boolean.FALSE;
+			} else if (Integer.valueOf(currentVersionArray[currentVersionIndex]) > Integer.valueOf(specifiedVersionArray[currentVersionIndex])) {
+				return Boolean.TRUE;
+			}
+		}
+
+		// Even if versionToCompare has more digits, it means versionToCompare is more recent
+		if (Integer.valueOf(currentVersionArray[smalestStringLength-1]).intValue () == Integer.valueOf(specifiedVersionArray[smalestStringLength-1]).intValue ()) {
+			if (currentVersionArray.length > specifiedVersionArray.length) {
+				return Boolean.TRUE;
+			} else {
+				return Boolean.FALSE;
+			}
+		}
+
+		return Boolean.TRUE;
+	}
+
+	/**
+	 * This method is used to compare the current object version to a specified one
+	 * It is assumed that the version is like the maven one, eg: 2.0.1.5.6
+	 *
+	 * @param versionToCompare The version that will be used for comparison
+	 * @return True if the current object is equal to the specified version, False otherwise
+	 *
+	 */
+	public Boolean isTheSameVersion (String versionToCompare) {
+		if (versionToCompare == null && this.version == null) {
+			return Boolean.TRUE;
+		} else if (versionToCompare == null || this.version == null) {
+			return Boolean.FALSE;
+		}
+		String [] currentVersionArray = this.version.split("\\.");
+		String [] specifiedVersionArray = versionToCompare.split("\\.");
+
+		if (currentVersionArray.length != specifiedVersionArray.length) {
+			return Boolean.FALSE;
+		}
+
+		for (int currentVersionIndex=0;currentVersionIndex < currentVersionArray.length;++currentVersionIndex) {
+
+			if (Integer.valueOf(currentVersionArray[currentVersionIndex]).intValue () != Integer.valueOf(specifiedVersionArray[currentVersionIndex]).intValue ()) {
+				return Boolean.FALSE;
+			}
+		}
+
+		return Boolean.TRUE;
+	}
+}