package org.apache.maven.scm.provider.svn.svnexe.command.diff;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import org.apache.maven.scm.ScmException;
import org.apache.maven.scm.ScmFileSet;
import org.apache.maven.scm.ScmVersion;
import org.apache.maven.scm.command.diff.AbstractDiffCommand;
import org.apache.maven.scm.command.diff.DiffScmResult;
import org.apache.maven.scm.provider.ScmProviderRepository;
import org.apache.maven.scm.provider.svn.command.SvnCommand;
import org.apache.maven.scm.provider.svn.command.diff.SvnDiffConsumer;
import org.apache.maven.scm.provider.svn.repository.SvnScmProviderRepository;
import org.apache.maven.scm.provider.svn.svnexe.command.SvnCommandLineUtils;
import org.codehaus.plexus.util.StringUtils;
import org.codehaus.plexus.util.cli.CommandLineException;
import org.codehaus.plexus.util.cli.CommandLineUtils;
import org.codehaus.plexus.util.cli.Commandline;
import java.io.File;
/**
* @author <a href="mailto:brett@apache.org">Brett Porter</a>
* @author Olivier Lamy
* @version $Id: SvnDiffCommand.java 1054754 2011-01-03 21:15:57Z olamy $
*/
public class SvnDiffCommand
extends AbstractDiffCommand
implements SvnCommand
{
/** {@inheritDoc} */
protected DiffScmResult executeDiffCommand( ScmProviderRepository repo, ScmFileSet fileSet, ScmVersion startVersion,
ScmVersion endVersion )
throws ScmException
{
Commandline cl =
createCommandLine( (SvnScmProviderRepository) repo, fileSet.getBasedir(), startVersion, endVersion );
SvnDiffConsumer consumer = new SvnDiffConsumer( getLogger(), fileSet.getBasedir() );
CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
if ( getLogger().isInfoEnabled() )
{
getLogger().info( "Executing: " + SvnCommandLineUtils.cryptPassword( cl ) );
getLogger().info( "Working directory: " + cl.getWorkingDirectory().getAbsolutePath() );
}
int exitCode;
try
{
exitCode = SvnCommandLineUtils.execute( cl, consumer, stderr, getLogger() );
}
catch ( CommandLineException ex )
{
throw new ScmException( "Error while executing command.", ex );
}
if ( exitCode != 0 )
{
return new DiffScmResult( cl.toString(), "The svn command failed.", stderr.getOutput(), false );
}
return new DiffScmResult( cl.toString(), consumer.getChangedFiles(), consumer.getDifferences(),
consumer.getPatch() );
}
// ----------------------------------------------------------------------
//
// ----------------------------------------------------------------------
public static Commandline createCommandLine( SvnScmProviderRepository repository, File workingDirectory,
ScmVersion startVersion, ScmVersion endVersion )
{
Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine( workingDirectory, repository );
cl.createArg().setValue( "diff" );
if ( startVersion != null && StringUtils.isNotEmpty( startVersion.getName() ) )
{
cl.createArg().setValue( "-r" );
if ( endVersion != null && StringUtils.isNotEmpty( endVersion.getName() ) )
{
cl.createArg().setValue( startVersion.getName() + ":" + endVersion.getName() );
}
else
{
cl.createArg().setValue( startVersion.getName() );
}
}
return cl;
}
}