001package org.apache.maven.scm.provider.cvslib.cvsjava.command.update;
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
022import org.apache.maven.scm.ScmException;
023import org.apache.maven.scm.command.changelog.ChangeLogCommand;
024import org.apache.maven.scm.command.update.UpdateScmResult;
025import org.apache.maven.scm.provider.cvslib.command.update.AbstractCvsUpdateCommand;
026import org.apache.maven.scm.provider.cvslib.command.update.CvsUpdateConsumer;
027import org.apache.maven.scm.provider.cvslib.cvsjava.command.changelog.CvsJavaChangeLogCommand;
028import org.apache.maven.scm.provider.cvslib.cvsjava.util.CvsConnection;
029import org.apache.maven.scm.provider.cvslib.cvsjava.util.CvsLogListener;
030import org.codehaus.plexus.util.cli.Commandline;
031
032import java.io.BufferedReader;
033import java.io.ByteArrayInputStream;
034import java.io.InputStreamReader;
035
036/**
037 * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
038 *
039 */
040public class CvsJavaUpdateCommand
041    extends AbstractCvsUpdateCommand
042{
043    /** {@inheritDoc} */
044    protected UpdateScmResult executeCvsCommand( Commandline cl )
045        throws ScmException
046    {
047        CvsLogListener logListener = new CvsLogListener();
048
049        CvsUpdateConsumer consumer = new CvsUpdateConsumer( getLogger() );
050
051        try
052        {
053            boolean isSuccess = CvsConnection.processCommand( cl.getArguments(),
054                                                              cl.getWorkingDirectory().getAbsolutePath(), logListener,
055                                                              getLogger() );
056
057            if ( !isSuccess )
058            {
059                return new UpdateScmResult( cl.toString(), "The cvs command failed.",
060                                            logListener.getStderr().toString(), false );
061            }
062            BufferedReader stream = new BufferedReader(
063                new InputStreamReader( new ByteArrayInputStream( logListener.getStdout().toString().getBytes() ) ) );
064
065            String line;
066
067            while ( ( line = stream.readLine() ) != null )
068            {
069                consumer.consumeLine( line );
070            }
071        }
072        catch ( Exception e )
073        {
074            e.printStackTrace();
075            return new UpdateScmResult( cl.toString(), "The cvs command failed.", logListener.getStderr().toString(),
076                                        false );
077        }
078
079        return new UpdateScmResult( cl.toString(), consumer.getUpdatedFiles() );
080    }
081
082    protected ChangeLogCommand getChangeLogCommand()
083    {
084        CvsJavaChangeLogCommand command = new CvsJavaChangeLogCommand();
085
086        command.setLogger( getLogger() );
087
088        return command;
089    }
090}