package org.apache.maven.scm.provider.integrity.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.ScmFile;
import org.apache.maven.scm.ScmFileSet;
import org.apache.maven.scm.ScmResult;
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.integrity.APISession;
import org.apache.maven.scm.provider.integrity.repository.IntegrityScmProviderRepository;
import org.codehaus.plexus.util.cli.CommandLineException;
import org.codehaus.plexus.util.cli.CommandLineUtils;
import org.codehaus.plexus.util.cli.Commandline;
import java.util.ArrayList;
import java.util.HashMap;
/**
* MKS Integrity implementation for Maven's AbstractDiffCommand
* <br>Since MKS Integrity doesn't have a notion of arbitrarily differencing
* by a revision across the sandbox, this command will difference the
* current Sandbox working file against the server version.
*
* @author <a href="mailto:cletus@mks.com">Cletus D'Souza</a>
* @version $Id: IntegrityDiffCommand.java 1.4 2011/08/24 10:29:08EDT Cletus D'Souza (dsouza) Exp $
* @since 1.6
*/
public class IntegrityDiffCommand
extends AbstractDiffCommand
{
/**
* Since we can't arbitrarily apply the same start and end revisions to all files in the sandbox,
* this command will be adapted to show differences between the local version and the repository
*/
@Override
public DiffScmResult executeDiffCommand( ScmProviderRepository repository, ScmFileSet fileSet,
ScmVersion startRevision, ScmVersion endRevision )
throws ScmException
{
DiffScmResult result;
IntegrityScmProviderRepository iRepo = (IntegrityScmProviderRepository) repository;
APISession api = iRepo.getAPISession();
getLogger().info( "Showing differences bettween local files in " + fileSet.getBasedir().getAbsolutePath()
+ " and server project " + iRepo.getConfigruationPath() );
// Since the si diff command is not completely API ready, we will use the CLI for this command
Commandline shell = new Commandline();
shell.setWorkingDirectory( fileSet.getBasedir() );
shell.setExecutable( "si" );
shell.createArg().setValue( "diff" );
shell.createArg().setValue( "--hostname=" + api.getHostName() );
shell.createArg().setValue( "--port=" + api.getPort() );
shell.createArg().setValue( "--user=" + api.getUserName() );
shell.createArg().setValue( "-R" );
shell.createArg().setValue( "--filter=changed:all" );
shell.createArg().setValue( "--filter=format:text" );
IntegrityDiffConsumer shellConsumer = new IntegrityDiffConsumer( getLogger() );
try
{
getLogger().debug( "Executing: " + shell.getCommandline() );
int exitCode = CommandLineUtils.executeCommandLine( shell, shellConsumer,
new CommandLineUtils.StringStreamConsumer() );
boolean success = ( exitCode == 128 ? false : true );
ScmResult scmResult =
new ScmResult( shell.getCommandline().toString(), "", "Exit Code: " + exitCode, success );
// Since we can't really parse the differences output, we'll just have to go by the command output
// Returning a DiffScmResult(List changedFiles, Map differences, String patch, ScmResult result) to avoid
// a NPE in org.codehaus.plexus.util.FileUtils.fileWrite(FileUtils.java:426)
return new DiffScmResult( new ArrayList<ScmFile>(), new HashMap<String, CharSequence>(), "", scmResult );
}
catch ( CommandLineException cle )
{
getLogger().error( "Command Line Exception: " + cle.getMessage() );
result = new DiffScmResult( shell.getCommandline().toString(), cle.getMessage(), "", false );
}
return result;
}
}