001package org.apache.maven.scm.provider.git.gitexe.command.remoteinfo;
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.CommandParameters;
023import org.apache.maven.scm.ScmException;
024import org.apache.maven.scm.ScmFileSet;
025import org.apache.maven.scm.command.remoteinfo.AbstractRemoteInfoCommand;
026import org.apache.maven.scm.command.remoteinfo.RemoteInfoScmResult;
027import org.apache.maven.scm.provider.ScmProviderRepository;
028import org.apache.maven.scm.provider.git.command.GitCommand;
029import org.apache.maven.scm.provider.git.gitexe.command.GitCommandLineUtils;
030import org.apache.maven.scm.provider.git.repository.GitScmProviderRepository;
031import org.codehaus.plexus.util.cli.CommandLineUtils;
032import org.codehaus.plexus.util.cli.Commandline;
033
034/**
035 * @author Bertrand Paquet
036 */
037public class GitRemoteInfoCommand
038    extends AbstractRemoteInfoCommand
039    implements GitCommand
040{
041
042    @Override
043    public RemoteInfoScmResult executeRemoteInfoCommand( ScmProviderRepository repository, ScmFileSet fileSet,
044                                                         CommandParameters parameters )
045        throws ScmException
046    {
047        GitScmProviderRepository gitRepository = (GitScmProviderRepository) repository;
048
049        CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer();
050
051        Commandline clLsRemote = createCommandLine( gitRepository );
052
053        GitRemoteInfoConsumer consumer = new GitRemoteInfoConsumer( getLogger(), clLsRemote.toString() );
054
055        int exitCode = GitCommandLineUtils.execute( clLsRemote, consumer, stderr, getLogger() );
056        if ( exitCode != 0 )
057        {
058            throw new ScmException( "unbale to execute ls-remote on " + gitRepository.getFetchUrl() );
059        }
060
061        return consumer.getRemoteInfoScmResult();
062    }
063
064    // ----------------------------------------------------------------------
065    //
066    // ----------------------------------------------------------------------
067
068    public static Commandline createCommandLine( GitScmProviderRepository repository )
069    {
070        Commandline cl = GitCommandLineUtils.getBaseGitCommandLine( null, "ls-remote" );
071
072        cl.setWorkingDirectory( System.getProperty( "java.io.tmpdir" ) );
073
074        String remoteUrl = repository.getPushUrl();
075        cl.createArg().setValue( remoteUrl );
076
077        return cl;
078    }
079
080}