| /* |
| * 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.maven.scm.provider.git.gitexe.command.update; |
| |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| import org.apache.maven.scm.util.AbstractConsumer; |
| |
| /** |
| * @author <a href="mailto:struberg@yahoo.de">Mark Struberg</a> |
| * |
| */ |
| public class GitLatestRevisionCommandConsumer extends AbstractConsumer { |
| |
| /** |
| * The pattern used to match git log latest revision lines |
| */ |
| private static final Pattern LATESTREV_PATTERN = Pattern.compile("^commit \\s*(.*)"); |
| |
| private String latestRevision; |
| |
| /** {@inheritDoc} */ |
| public void consumeLine(String line) { |
| if (logger.isDebugEnabled()) { |
| logger.debug("GitLatestRevisionCommandConsumer consumeLine : " + line); |
| } |
| if (line == null || (line == null || line.isEmpty())) { |
| return; |
| } |
| |
| processGetLatestRevision(line); |
| } |
| |
| public String getLatestRevision() { |
| return latestRevision; |
| } |
| |
| /** |
| * Process the current input line for the latest revision |
| * |
| * @param line A line of text from the git log output |
| */ |
| private void processGetLatestRevision(String line) { |
| Matcher matcher = LATESTREV_PATTERN.matcher(line); |
| if (matcher.matches()) { |
| latestRevision = matcher.group(1); |
| } |
| } |
| } |