001package org.apache.maven.scm.provider.perforce.command.login;
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 java.io.ByteArrayInputStream;
023import java.io.File;
024
025import org.apache.maven.scm.CommandParameters;
026import org.apache.maven.scm.ScmException;
027import org.apache.maven.scm.ScmFileSet;
028import org.apache.maven.scm.command.login.AbstractLoginCommand;
029import org.apache.maven.scm.command.login.LoginScmResult;
030import org.apache.maven.scm.provider.ScmProviderRepository;
031import org.apache.maven.scm.provider.perforce.PerforceScmProvider;
032import org.apache.maven.scm.provider.perforce.command.PerforceCommand;
033import org.apache.maven.scm.provider.perforce.repository.PerforceScmProviderRepository;
034import org.codehaus.plexus.util.StringUtils;
035import org.codehaus.plexus.util.cli.CommandLineException;
036import org.codehaus.plexus.util.cli.CommandLineUtils;
037import org.codehaus.plexus.util.cli.Commandline;
038
039/**
040 * @author Mike Perham
041 *
042 */
043public class PerforceLoginCommand
044    extends AbstractLoginCommand
045    implements PerforceCommand
046{
047    /** {@inheritDoc} */
048    public LoginScmResult executeLoginCommand( ScmProviderRepository repo, ScmFileSet files, CommandParameters params )
049        throws ScmException
050    {
051        Commandline cl = createCommandLine( (PerforceScmProviderRepository) repo, files.getBasedir() );
052        PerforceLoginConsumer consumer = new PerforceLoginConsumer();
053        boolean isSuccess = false;
054
055        try
056        {
057            String password = repo.getPassword();
058            if ( StringUtils.isEmpty( password ) )
059            {
060                if ( getLogger().isInfoEnabled() )
061                {
062                    getLogger().info( "No password found, proceeding without it." );
063                }
064                isSuccess = true;
065            }
066            else
067            {
068                CommandLineUtils.StringStreamConsumer err = new CommandLineUtils.StringStreamConsumer();
069                int exitCode = CommandLineUtils.executeCommandLine( cl, new ByteArrayInputStream( password.getBytes() ),
070                                                                    consumer, err );
071                isSuccess = consumer.isSuccess();
072
073                if ( !isSuccess )
074                {
075                    String cmdLine = CommandLineUtils.toString( cl.getCommandline() );
076
077                    StringBuilder msg = new StringBuilder( "Exit code: " + exitCode + " - " + err.getOutput() );
078                    msg.append( '\n' );
079                    msg.append( "Command line was:" + cmdLine );
080
081                    throw new CommandLineException( msg.toString() );
082                }
083            }
084        }
085        catch ( CommandLineException e )
086        {
087            throw new ScmException( e.getMessage(), e );
088        }
089
090        return new LoginScmResult( cl.toString(), isSuccess ? "Login successful" : "Login failed",
091                                   consumer.getOutput(), isSuccess );
092    }
093
094    public static Commandline createCommandLine( PerforceScmProviderRepository repo, File workingDir )
095    {
096        Commandline command = PerforceScmProvider.createP4Command( repo, workingDir );
097
098        command.createArg().setValue( "login" );
099        if ( !StringUtils.isEmpty( repo.getUser() ) )
100        {
101            command.createArg().setValue( repo.getUser() );
102        }
103        return command;
104    }
105}