001 package org.apache.maven.scm.provider.svn.svnexe.command.remoteinfo;
002 /*
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements. See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership. The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License. You may obtain a copy of the License at
010 *
011 * http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing,
014 * software distributed under the License is distributed on an
015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
016 * KIND, either express or implied. See the License for the
017 * specific language governing permissions and limitations
018 * under the License.
019 */
020
021 import org.apache.commons.lang.StringUtils;
022 import org.apache.maven.scm.CommandParameters;
023 import org.apache.maven.scm.ScmException;
024 import org.apache.maven.scm.ScmFileSet;
025 import org.apache.maven.scm.command.remoteinfo.AbstractRemoteInfoCommand;
026 import org.apache.maven.scm.command.remoteinfo.RemoteInfoScmResult;
027 import org.apache.maven.scm.log.ScmLogger;
028 import org.apache.maven.scm.provider.ScmProviderRepository;
029 import org.apache.maven.scm.provider.svn.command.SvnCommand;
030 import org.apache.maven.scm.provider.svn.repository.SvnScmProviderRepository;
031 import org.apache.maven.scm.provider.svn.svnexe.command.SvnCommandLineUtils;
032 import org.apache.maven.scm.util.AbstractConsumer;
033 import org.codehaus.plexus.util.cli.CommandLineException;
034 import org.codehaus.plexus.util.cli.CommandLineUtils;
035 import org.codehaus.plexus.util.cli.Commandline;
036
037 import java.util.HashMap;
038 import java.util.Map;
039
040 /**
041 * @author Olivier Lamy
042 * @since 1.6
043 */
044 public class SvnRemoteInfoCommand
045 extends AbstractRemoteInfoCommand
046 implements SvnCommand
047 {
048 @Override
049 public RemoteInfoScmResult executeRemoteInfoCommand( ScmProviderRepository repository, ScmFileSet fileSet,
050 CommandParameters parameters )
051 throws ScmException
052 {
053
054 String url = ( (SvnScmProviderRepository) repository ).getUrl();
055 // use a default svn layout, url is here http://svn.apache.org/repos/asf/maven/maven-3/trunk
056 // so as we presume we have good users using standard svn layout, we calculate tags and branches url
057 String baseUrl = StringUtils.endsWith( url, "/" )
058 ? StringUtils.substringAfter( StringUtils.removeEnd( url, "/" ), "/" )
059 : StringUtils.substringBeforeLast( url, "/" );
060
061 Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine( fileSet == null ? null : fileSet.getBasedir(),
062 (SvnScmProviderRepository) repository );
063
064 cl.createArg().setValue( "ls" );
065
066 cl.createArg().setValue( baseUrl + "/tags" );
067
068 CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
069
070 LsConsumer consumer = new LsConsumer( getLogger(), baseUrl );
071
072 int exitCode = 0;
073
074 Map<String, String> tagsInfos = null;
075
076 try
077 {
078 exitCode = SvnCommandLineUtils.execute( cl, consumer, stderr, getLogger() );
079 tagsInfos = consumer.infos;
080
081 }
082 catch ( CommandLineException ex )
083 {
084 throw new ScmException( "Error while executing svn command.", ex );
085 }
086
087 if ( exitCode != 0 )
088 {
089 return new RemoteInfoScmResult( cl.toString(), "The svn command failed.", stderr.getOutput(), false );
090 }
091
092 cl = SvnCommandLineUtils.getBaseSvnCommandLine( fileSet == null ? null : fileSet.getBasedir(),
093 (SvnScmProviderRepository) repository );
094
095 cl.createArg().setValue( "ls" );
096
097 cl.createArg().setValue( baseUrl + "/tags" );
098
099 stderr = new CommandLineUtils.StringStreamConsumer();
100
101 consumer = new LsConsumer( getLogger(), baseUrl );
102
103 Map<String, String> branchesInfos = null;
104
105 try
106 {
107 exitCode = SvnCommandLineUtils.execute( cl, consumer, stderr, getLogger() );
108 branchesInfos = consumer.infos;
109
110 }
111 catch ( CommandLineException ex )
112 {
113 throw new ScmException( "Error while executing svn command.", ex );
114 }
115
116 if ( exitCode != 0 )
117 {
118 return new RemoteInfoScmResult( cl.toString(), "The svn command failed.", stderr.getOutput(), false );
119 }
120
121 return new RemoteInfoScmResult( cl.toString(), branchesInfos, tagsInfos );
122 }
123
124 public boolean remoteUrlExist( ScmProviderRepository repository, CommandParameters parameters )
125 throws ScmException
126 {
127 String url = ( (SvnScmProviderRepository) repository ).getUrl();
128
129 Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine( null, (SvnScmProviderRepository) repository );
130
131 cl.createArg().setValue( "ls" );
132
133 cl.createArg().setValue( url );
134
135 CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
136
137 LsConsumer consumer = new LsConsumer( getLogger(), url );
138
139 int exitCode = 0;
140
141 try
142 {
143 exitCode = SvnCommandLineUtils.execute( cl, consumer, stderr, getLogger() );
144 }
145 catch ( CommandLineException ex )
146 {
147 throw new ScmException( "Error while executing svn command.", ex );
148 }
149
150 if ( exitCode != 0 )
151 {
152 String output = stderr.getOutput();
153 //olamy: a bit ugly but....
154 // trying to parse error from svn cli which indicate no remote path
155 if ( output.indexOf( "W160013" ) >= 0 || output.indexOf( "svn: URL" ) >= 0 )
156 {
157 return false;
158 }
159 throw new ScmException( cl.toString() + ".The svn command failed:" + stderr.getOutput() );
160 }
161
162 return true;
163 }
164
165 private static class LsConsumer
166 extends AbstractConsumer
167 {
168 Map<String, String> infos = new HashMap<String, String>();
169
170 String url;
171
172 LsConsumer( ScmLogger logger, String url )
173 {
174 super( logger );
175 this.url = url;
176 }
177
178 public void consumeLine( String s )
179 {
180 infos.put( StringUtils.removeEnd( s, "/" ), url + "/" + s );
181 }
182
183 Map<String, String> getInfos()
184 {
185 return infos;
186 }
187 }
188 }