1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.maven.scm.provider.git.gitexe.command.remoteinfo;
20
21 import java.util.HashMap;
22 import java.util.regex.Matcher;
23 import java.util.regex.Pattern;
24
25 import org.apache.maven.scm.command.remoteinfo.RemoteInfoScmResult;
26 import org.apache.maven.scm.util.AbstractConsumer;
27
28 /**
29 * @author Bertrand Paquet
30 */
31 public class GitRemoteInfoConsumer extends AbstractConsumer {
32
33 /**
34 * The pattern used to match branches.
35 */
36 private static final Pattern BRANCH_PATTERN = Pattern.compile("^(.*)\\s+refs/heads/(.*)");
37
38 /**
39 * The pattern used to match tags.
40 */
41 private static final Pattern TAGS_PATTERN = Pattern.compile("^(.*)\\s+refs/tags/(.*)");
42
43 private final RemoteInfoScmResult remoteInfoScmResult;
44
45 // ----------------------------------------------------------------------
46 //
47 // ----------------------------------------------------------------------
48
49 public GitRemoteInfoConsumer(String commandLine) {
50 this.remoteInfoScmResult = new RemoteInfoScmResult(commandLine, new HashMap<>(), new HashMap<>());
51 }
52
53 // ----------------------------------------------------------------------
54 // StreamConsumer Implementation
55 // ----------------------------------------------------------------------
56
57 /**
58 * {@inheritDoc}
59 */
60 public void consumeLine(String line) {
61 if (logger.isDebugEnabled()) {
62 logger.debug(line);
63 }
64
65 Matcher matcher = BRANCH_PATTERN.matcher(line);
66 if (matcher.matches()) {
67 remoteInfoScmResult.getBranches().put(matcher.group(2), matcher.group(1));
68 }
69
70 matcher = TAGS_PATTERN.matcher(line);
71 if (matcher.matches()) {
72 remoteInfoScmResult.getTags().put(matcher.group(2), matcher.group(1));
73 }
74 }
75
76 public RemoteInfoScmResult getRemoteInfoScmResult() {
77 return remoteInfoScmResult;
78 }
79 }