001 package org.apache.maven.scm.provider.cvslib.command;
002
003 /*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements. See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership. The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License. You may obtain a copy of the License at
011 *
012 * http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied. See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022 import org.apache.maven.scm.ScmException;
023 import org.apache.maven.scm.ScmFileSet;
024 import org.apache.maven.scm.provider.cvslib.repository.CvsScmProviderRepository;
025 import org.apache.maven.scm.provider.cvslib.util.CvsUtil;
026 import org.apache.maven.scm.providers.cvslib.settings.Settings;
027 import org.codehaus.plexus.util.StringUtils;
028 import org.codehaus.plexus.util.cli.CommandLineException;
029 import org.codehaus.plexus.util.cli.CommandLineUtils;
030 import org.codehaus.plexus.util.cli.Commandline;
031
032 import java.io.File;
033 import java.util.Enumeration;
034
035 /**
036 * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
037 *
038 */
039 public class CvsCommandUtils
040 {
041 private CvsCommandUtils()
042 {
043 // noop
044 }
045
046 public static boolean isCvsNT()
047 throws ScmException
048 {
049 Commandline cl = new Commandline();
050
051 cl.setExecutable( "cvs" );
052
053 cl.createArg().setValue( "-v" );
054
055 CommandLineUtils.StringStreamConsumer stdout = new CommandLineUtils.StringStreamConsumer();
056
057 CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
058
059 try
060 {
061 CommandLineUtils.executeCommandLine( cl, stdout, stderr );
062 }
063 catch ( CommandLineException e )
064 {
065 throw new ScmException( "Error while executing command.", e );
066 }
067
068 return stdout.getOutput().indexOf( "CVSNT" ) >= 0;
069 }
070
071 public static Commandline getBaseCommand( String commandName, CvsScmProviderRepository repo, ScmFileSet fileSet )
072 {
073 return getBaseCommand( commandName, repo, fileSet, null, true );
074 }
075
076 public static Commandline getBaseCommand( String commandName, CvsScmProviderRepository repo, ScmFileSet fileSet,
077 boolean addCvsRoot )
078 {
079 return getBaseCommand( commandName, repo, fileSet, null, addCvsRoot );
080 }
081
082 public static Commandline getBaseCommand( String commandName, CvsScmProviderRepository repo, ScmFileSet fileSet,
083 String options )
084 {
085 return getBaseCommand( commandName, repo, fileSet, options, true );
086 }
087
088 public static Commandline getBaseCommand( String commandName, CvsScmProviderRepository repo, ScmFileSet fileSet,
089 String options, boolean addCvsRoot )
090 {
091 Settings settings = CvsUtil.getSettings();
092
093 Commandline cl = new Commandline();
094
095 cl.setExecutable( "cvs" );
096
097 cl.setWorkingDirectory( fileSet.getBasedir().getAbsolutePath() );
098
099 if ( Boolean.getBoolean( "maven.scm.cvs.use_compression" ) )
100 {
101 cl.createArg().setValue( "-z" + System.getProperty( "maven.scm.cvs.compression_level", "3" ) );
102 }
103 else if ( settings.getCompressionLevel() > 0 )
104 {
105 cl.createArg().setValue( "-z" + settings.getCompressionLevel() );
106 }
107
108 if ( !settings.isUseCvsrc() )
109 {
110 cl.createArg().setValue( "-f" ); // don't use ~/.cvsrc
111 }
112
113 if ( settings.isTraceCvsCommand() )
114 {
115 cl.createArg().setValue( "-t" );
116 }
117
118 if ( !StringUtils.isEmpty( settings.getTemporaryFilesDirectory() ) )
119 {
120 File tempDir = new File( settings.getTemporaryFilesDirectory() );
121
122 if ( !tempDir.exists() )
123 {
124 tempDir.mkdirs();
125 }
126
127 cl.createArg().setValue( "-T" );
128
129 cl.createArg().setValue( tempDir.getAbsolutePath() );
130 }
131
132 if ( settings.getCvsVariables().size() > 0 )
133 {
134 for ( Enumeration<?> e = settings.getCvsVariables().propertyNames(); e.hasMoreElements(); )
135 {
136 String key = (String) e.nextElement();
137 String value = settings.getCvsVariables().getProperty( key );
138 cl.createArg().setValue( "-s" );
139 cl.createArg().setValue( key + "=" + value );
140 }
141 }
142
143 if ( addCvsRoot )
144 {
145 cl.createArg().setValue( "-d" );
146
147 cl.createArg().setValue( repo.getCvsRoot() );
148 }
149
150 cl.createArg().setLine( options );
151
152 cl.createArg().setValue( "-q" );
153
154 cl.createArg().setValue( commandName );
155
156 return cl;
157 }
158 }