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/*-
* ============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.versioning.dao.types;
import com.datastax.driver.mapping.annotations.UDT;
@UDT(name = "version", keyspace = "dox")
public class Version {
public static final String VERSION_REGEX = "^\\d+\\.\\d+$";
public static final String VERSION_STRING_VIOLATION_MSG =
"Version string must be in the format of: {integer}.{integer}";
private int major;
private int minor;
public Version() {
}
public Version(int major, int minor) {
this.major = major;
this.minor = minor;
}
/**
* Value of version.
*
* @param versionString the version string
* @return the version
*/
public static Version valueOf(String versionString) {
if (versionString == null) {
return null;
}
String[] versionLevels = versionString.split("\\.");
Version version;
if (versionLevels.length != 2) {
throw new IllegalArgumentException(VERSION_STRING_VIOLATION_MSG);
}
try {
version = new Version(Integer.parseInt(versionLevels[0]), Integer.parseInt(versionLevels[1]));
} catch (Exception exception) {
throw new IllegalArgumentException(VERSION_STRING_VIOLATION_MSG);
}
return version;
}
public int getMajor() {
return major;
}
public void setMajor(int major) {
this.major = major;
}
public int getMinor() {
return minor;
}
public void setMinor(int minor) {
this.minor = minor;
}
public Version calculateNextCandidate() {
return new Version(major, minor + 1);
}
public Version calculateNextFinal() {
return new Version(major + 1, 0);
}
public boolean isFinal() {
return major != 0 && minor == 0;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null || getClass() != obj.getClass()) {
return false;
}
Version version = (Version) obj;
return major == version.major && minor == version.minor;
}
@Override
public int hashCode() {
int result = major;
result = 31 * result + minor;
return result;
}
@Override
public String toString() {
return major + "." + minor;
}
}
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