001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.maven.scm.provider.git.gitexe.command.remoteinfo; 020 021import java.util.HashMap; 022import java.util.regex.Matcher; 023import java.util.regex.Pattern; 024 025import org.apache.maven.scm.command.remoteinfo.RemoteInfoScmResult; 026import org.apache.maven.scm.util.AbstractConsumer; 027 028/** 029 * @author Bertrand Paquet 030 */ 031public class GitRemoteInfoConsumer extends AbstractConsumer { 032 033 /** 034 * The pattern used to match branches 035 */ 036 private static final Pattern BRANCH_PATTERN = Pattern.compile("^(.*)\\s+refs/heads/(.*)"); 037 038 /** 039 * The pattern used to match tags 040 */ 041 private static final Pattern TAGS_PATTERN = Pattern.compile("^(.*)\\s+refs/tags/(.*)"); 042 043 private final RemoteInfoScmResult remoteInfoScmResult; 044 045 // ---------------------------------------------------------------------- 046 // 047 // ---------------------------------------------------------------------- 048 049 public GitRemoteInfoConsumer(String commandLine) { 050 this.remoteInfoScmResult = new RemoteInfoScmResult(commandLine, new HashMap<>(), new HashMap<>()); 051 } 052 053 // ---------------------------------------------------------------------- 054 // StreamConsumer Implementation 055 // ---------------------------------------------------------------------- 056 057 /** 058 * {@inheritDoc} 059 */ 060 public void consumeLine(String line) { 061 if (logger.isDebugEnabled()) { 062 logger.debug(line); 063 } 064 065 Matcher matcher = BRANCH_PATTERN.matcher(line); 066 if (matcher.matches()) { 067 remoteInfoScmResult.getBranches().put(matcher.group(2), matcher.group(1)); 068 } 069 070 matcher = TAGS_PATTERN.matcher(line); 071 if (matcher.matches()) { 072 remoteInfoScmResult.getTags().put(matcher.group(2), matcher.group(1)); 073 } 074 } 075 076 public RemoteInfoScmResult getRemoteInfoScmResult() { 077 return remoteInfoScmResult; 078 } 079}