org.apache.axiom.util.stax.dialect.Version Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.axiom.util.stax.dialect;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
final class Version {
private static final Pattern pattern = Pattern.compile("([0-9]+(\\.[0-9]+)*)([\\.-].*)?");
private final int[] components;
Version(String versionString) {
Matcher matcher = pattern.matcher(versionString);
if (matcher.matches()) {
String[] componentStrings = matcher.group(1).split("\\.");
int l = componentStrings.length;
components = new int[l];
for (int i=0; i