001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.maven.scm.provider.svn.svnexe.command.diff; 020 021import java.io.File; 022 023import org.apache.commons.lang3.StringUtils; 024import org.apache.maven.scm.ScmException; 025import org.apache.maven.scm.ScmFileSet; 026import org.apache.maven.scm.ScmVersion; 027import org.apache.maven.scm.command.diff.AbstractDiffCommand; 028import org.apache.maven.scm.command.diff.DiffScmResult; 029import org.apache.maven.scm.provider.ScmProviderRepository; 030import org.apache.maven.scm.provider.svn.command.SvnCommand; 031import org.apache.maven.scm.provider.svn.command.diff.SvnDiffConsumer; 032import org.apache.maven.scm.provider.svn.repository.SvnScmProviderRepository; 033import org.apache.maven.scm.provider.svn.svnexe.command.SvnCommandLineUtils; 034import org.codehaus.plexus.util.Os; 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 <a href="mailto:brett@apache.org">Brett Porter</a> 041 * @author Olivier Lamy 042 * 043 */ 044public class SvnDiffCommand extends AbstractDiffCommand implements SvnCommand { 045 /** {@inheritDoc} */ 046 protected DiffScmResult executeDiffCommand( 047 ScmProviderRepository repo, ScmFileSet fileSet, ScmVersion startVersion, ScmVersion endVersion) 048 throws ScmException { 049 Commandline cl = 050 createCommandLine((SvnScmProviderRepository) repo, fileSet.getBasedir(), startVersion, endVersion); 051 052 SvnDiffConsumer consumer = new SvnDiffConsumer(fileSet.getBasedir()); 053 054 CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer(); 055 056 if (logger.isInfoEnabled()) { 057 logger.info("Executing: " + SvnCommandLineUtils.cryptPassword(cl)); 058 059 if (Os.isFamily(Os.FAMILY_WINDOWS)) { 060 logger.info("Working directory: " + cl.getWorkingDirectory().getAbsolutePath()); 061 } 062 } 063 064 int exitCode; 065 066 try { 067 exitCode = SvnCommandLineUtils.execute(cl, consumer, stderr); 068 } catch (CommandLineException ex) { 069 throw new ScmException("Error while executing command.", ex); 070 } 071 072 if (exitCode != 0) { 073 return new DiffScmResult(cl.toString(), "The svn command failed.", stderr.getOutput(), false); 074 } 075 076 return new DiffScmResult( 077 cl.toString(), consumer.getChangedFiles(), consumer.getDifferences(), consumer.getPatch()); 078 } 079 080 // ---------------------------------------------------------------------- 081 // 082 // ---------------------------------------------------------------------- 083 084 public static Commandline createCommandLine( 085 SvnScmProviderRepository repository, 086 File workingDirectory, 087 ScmVersion startVersion, 088 ScmVersion endVersion) { 089 Commandline cl = SvnCommandLineUtils.getBaseSvnCommandLine(workingDirectory, repository); 090 091 cl.createArg().setValue("diff"); 092 093 cl.createArg().setValue("--internal-diff"); 094 095 if (startVersion != null && StringUtils.isNotEmpty(startVersion.getName())) { 096 cl.createArg().setValue("-r"); 097 098 if (endVersion != null && StringUtils.isNotEmpty(endVersion.getName())) { 099 cl.createArg().setValue(startVersion.getName() + ":" + endVersion.getName()); 100 } else { 101 cl.createArg().setValue(startVersion.getName()); 102 } 103 } 104 105 return cl; 106 } 107}