001package org.apache.maven.scm.provider.cvslib.cvsjava.command.changelog;
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.ScmVersion;
024import org.apache.maven.scm.command.changelog.ChangeLogScmResult;
025import org.apache.maven.scm.command.changelog.ChangeLogSet;
026import org.apache.maven.scm.provider.cvslib.command.changelog.AbstractCvsChangeLogCommand;
027import org.apache.maven.scm.provider.cvslib.command.changelog.CvsChangeLogConsumer;
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;
035import java.util.Date;
036
037/**
038 * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
039 *
040 */
041public class CvsJavaChangeLogCommand
042    extends AbstractCvsChangeLogCommand
043{
044    /** {@inheritDoc} */
045    protected ChangeLogScmResult executeCvsCommand( Commandline cl, Date startDate, Date endDate,
046                                                    ScmVersion startVersion, ScmVersion endVersion, String datePattern )
047        throws ScmException
048    {
049        CvsLogListener logListener = new CvsLogListener();
050
051        CvsChangeLogConsumer consumer = new CvsChangeLogConsumer( getLogger(), datePattern );
052
053        try
054        {
055            boolean isSuccess = CvsConnection.processCommand( cl.getArguments(),
056                                                              cl.getWorkingDirectory().getAbsolutePath(), logListener,
057                                                              getLogger() );
058
059            if ( !isSuccess )
060            {
061                return new ChangeLogScmResult( cl.toString(), "The cvs command failed.",
062                                               logListener.getStderr().toString(), false );
063            }
064            BufferedReader stream = new BufferedReader(
065                new InputStreamReader( new ByteArrayInputStream( logListener.getStdout().toString().getBytes() ) ) );
066
067            String line;
068
069            while ( ( line = stream.readLine() ) != null )
070            {
071                consumer.consumeLine( line );
072            }
073        }
074        catch ( Exception e )
075        {
076            e.printStackTrace();
077            return new ChangeLogScmResult( cl.toString(), "The cvs command failed.", logListener.getStdout().toString(),
078                                           false );
079        }
080
081        ChangeLogSet changeLogSet = new ChangeLogSet( consumer.getModifications(), startDate, endDate );
082        changeLogSet.setStartVersion( startVersion );
083        changeLogSet.setEndVersion( endVersion );
084
085        return new ChangeLogScmResult( cl.toString(), changeLogSet );
086    }
087
088    protected void addDateRangeParameter( Commandline cl, String dateRange )
089    {
090        cl.createArg().setValue( dateRange );
091    }
092}