| /* |
| * 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 |
| * "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. |
| */ |
| package org.apache.openjpa.lib.util.svn; |
| |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| |
| public class SVNUtils { |
| static final Pattern fullRevisionPattern = Pattern.compile("(([0-9]*:)?)[0-9]+(([MSms]+)?)"); |
| static final Pattern revisionPattern = Pattern.compile("[0-9]+"); |
| |
| /** |
| * A public worker method that takes the output from running the svnversion command and parses the trailing integer |
| * version out. |
| * |
| * For example: 959691:959709M would return 959709 |
| * |
| * @param svninfo |
| * @return The formatted int version, or -1 if svninfo is null or unparsable. |
| */ |
| public static int svnInfoToInteger(String svninfo) { |
| if (svninfo == null || fullRevisionPattern.matcher(svninfo).matches() == false) { |
| return -1; |
| } |
| // We only want to look after ":" |
| int index = svninfo.indexOf(":"); |
| if(index != -1){ |
| svninfo = svninfo.substring(index+1); |
| } |
| |
| Matcher matcher = revisionPattern.matcher(svninfo); |
| if(matcher.find()){ |
| return Integer.parseInt(matcher.group()); |
| } |
| |
| return -1; |
| } |
| } |