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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* 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.onap.so.db.catalog.utils;
import java.io.Serializable;
/**
* 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 implements Serializable {
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 || versionToCompare.trim().isEmpty() || this.version == null
|| this.version.trim().isEmpty()) {
return false;
}
String[] currentVersionArray = this.version.split("\\.");
String[] specifiedVersionArray = versionToCompare.split("\\.");
int smalestStringLength = Math.min(currentVersionArray.length, specifiedVersionArray.length);
for (int currentVersionIndex = 0; currentVersionIndex < smalestStringLength; ++currentVersionIndex) {
if (Integer.parseInt(currentVersionArray[currentVersionIndex]) < Integer
.parseInt(specifiedVersionArray[currentVersionIndex])) {
return false;
} else if (Integer.parseInt(currentVersionArray[currentVersionIndex]) > Integer
.parseInt(specifiedVersionArray[currentVersionIndex])) {
return true;
}
}
try {
// Even if versionToCompare has more digits, it means versionToCompare is more recent
return Integer.parseInt(currentVersionArray[smalestStringLength - 1]) != Integer
.parseInt(specifiedVersionArray[smalestStringLength - 1])
|| currentVersionArray.length > specifiedVersionArray.length;
} catch (NumberFormatException e) {
return false;
}
}
/**
* 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 true;
} else if (versionToCompare == null || versionToCompare.trim().equals("") || this.version == null
|| this.version.trim().equals("")) {
return false;
}
String[] currentVersionArray = this.version.split("\\.");
String[] specifiedVersionArray = versionToCompare.split("\\.");
if (currentVersionArray.length != specifiedVersionArray.length) {
return false;
}
for (int currentVersionIndex = 0; currentVersionIndex < currentVersionArray.length; ++currentVersionIndex) {
if (Integer.parseInt(currentVersionArray[currentVersionIndex]) != Integer
.parseInt(specifiedVersionArray[currentVersionIndex])) {
return false;
}
}
return true;
}
}
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