001package org.apache.maven.scm.provider.svn.svnexe.command.diff; 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.ScmFileSet; 024import org.apache.maven.scm.ScmVersion; 025import org.apache.maven.scm.command.diff.AbstractDiffCommand; 026import org.apache.maven.scm.command.diff.DiffScmResult; 027import org.apache.maven.scm.provider.ScmProviderRepository; 028import org.apache.maven.scm.provider.svn.command.SvnCommand; 029import org.apache.maven.scm.provider.svn.command.diff.SvnDiffConsumer; 030import org.apache.maven.scm.provider.svn.repository.SvnScmProviderRepository; 031import org.apache.maven.scm.provider.svn.svnexe.command.SvnCommandLineUtils; 032import org.codehaus.plexus.util.Os; 033import org.codehaus.plexus.util.StringUtils; 034import org.codehaus.plexus.util.cli.CommandLineException; 035import org.codehaus.plexus.util.cli.CommandLineUtils; 036import org.codehaus.plexus.util.cli.Commandline; 037 038import java.io.File; 039 040/** 041 * @author <a href="mailto:brett@apache.org">Brett Porter</a> 042 * @author Olivier Lamy 043 * 044 */ 045public class SvnDiffCommand 046 extends AbstractDiffCommand 047 implements SvnCommand 048{ 049 /** {@inheritDoc} */ 050 protected DiffScmResult executeDiffCommand( ScmProviderRepository repo, ScmFileSet fileSet, ScmVersion startVersion, 051 ScmVersion endVersion ) 052 throws ScmException 053 { 054 Commandline cl = 055 createCommandLine( (SvnScmProviderRepository) repo, fileSet.getBasedir(), startVersion, endVersion ); 056 057 SvnDiffConsumer consumer = new SvnDiffConsumer( getLogger(), fileSet.getBasedir() ); 058 059 CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer(); 060 061 if ( getLogger().isInfoEnabled() ) 062 { 063 getLogger().info( "Executing: " + SvnCommandLineUtils.cryptPassword( cl ) ); 064 065 if ( Os.isFamily( Os.FAMILY_WINDOWS ) ) 066 { 067 getLogger().info( "Working directory: " + cl.getWorkingDirectory().getAbsolutePath() ); 068 } 069 } 070 071 int exitCode; 072 073 try 074 { 075 exitCode = SvnCommandLineUtils.execute( cl, consumer, stderr, getLogger() ); 076 } 077 catch ( CommandLineException ex ) 078 { 079 throw new ScmException( "Error while executing command.", ex ); 080 } 081 082 if ( exitCode != 0 ) 083 { 084 return new DiffScmResult( cl.toString(), "The svn command failed.", stderr.getOutput(), false ); 085 } 086 087 return new DiffScmResult( cl.toString(), consumer.getChangedFiles(), consumer.getDifferences(), 088 consumer.getPatch() ); 089 } 090 091 // ---------------------------------------------------------------------- 092 // 093 // ---------------------------------------------------------------------- 094 095 public static Commandline createCommandLine( SvnScmProviderRepository repository, File workingDirectory, 096 ScmVersion startVersion, ScmVersion endVersion ) 097 { 098 Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine( workingDirectory, repository ); 099 100 cl.createArg().setValue( "diff" ); 101 102 cl.createArg().setValue( "--internal-diff" ); 103 104 if ( startVersion != null && StringUtils.isNotEmpty( startVersion.getName() ) ) 105 { 106 cl.createArg().setValue( "-r" ); 107 108 if ( endVersion != null && StringUtils.isNotEmpty( endVersion.getName() ) ) 109 { 110 cl.createArg().setValue( startVersion.getName() + ":" + endVersion.getName() ); 111 } 112 else 113 { 114 cl.createArg().setValue( startVersion.getName() ); 115 } 116 } 117 118 return cl; 119 } 120}