001package org.apache.maven.scm.provider.integrity.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.ScmFile; 024import org.apache.maven.scm.ScmFileSet; 025import org.apache.maven.scm.ScmResult; 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.integrity.APISession; 031import org.apache.maven.scm.provider.integrity.repository.IntegrityScmProviderRepository; 032import org.codehaus.plexus.util.cli.CommandLineException; 033import org.codehaus.plexus.util.cli.CommandLineUtils; 034import org.codehaus.plexus.util.cli.Commandline; 035 036import java.util.ArrayList; 037import java.util.HashMap; 038 039/** 040 * MKS Integrity implementation for Maven's AbstractDiffCommand 041 * <br>Since MKS Integrity doesn't have a notion of arbitrarily differencing 042 * by a revision across the sandbox, this command will difference the 043 * current Sandbox working file against the server version. 044 * 045 * @author <a href="mailto:cletus@mks.com">Cletus D'Souza</a> 046 * @since 1.6 047 */ 048public class IntegrityDiffCommand 049 extends AbstractDiffCommand 050{ 051 /** 052 * Since we can't arbitrarily apply the same start and end revisions to all files in the sandbox, 053 * this command will be adapted to show differences between the local version and the repository 054 */ 055 @Override 056 public DiffScmResult executeDiffCommand( ScmProviderRepository repository, ScmFileSet fileSet, 057 ScmVersion startRevision, ScmVersion endRevision ) 058 throws ScmException 059 { 060 DiffScmResult result; 061 IntegrityScmProviderRepository iRepo = (IntegrityScmProviderRepository) repository; 062 APISession api = iRepo.getAPISession(); 063 getLogger().info( "Showing differences bettween local files in " + fileSet.getBasedir().getAbsolutePath() 064 + " and server project " + iRepo.getConfigruationPath() ); 065 066 // Since the si diff command is not completely API ready, we will use the CLI for this command 067 Commandline shell = new Commandline(); 068 shell.setWorkingDirectory( fileSet.getBasedir() ); 069 shell.setExecutable( "si" ); 070 shell.createArg().setValue( "diff" ); 071 shell.createArg().setValue( "--hostname=" + api.getHostName() ); 072 shell.createArg().setValue( "--port=" + api.getPort() ); 073 shell.createArg().setValue( "--user=" + api.getUserName() ); 074 shell.createArg().setValue( "-R" ); 075 shell.createArg().setValue( "--filter=changed:all" ); 076 shell.createArg().setValue( "--filter=format:text" ); 077 IntegrityDiffConsumer shellConsumer = new IntegrityDiffConsumer( getLogger() ); 078 String commandLine = CommandLineUtils.toString( shell.getCommandline() ); 079 080 try 081 { 082 getLogger().debug( "Executing: " + commandLine ); 083 int exitCode = CommandLineUtils.executeCommandLine( shell, shellConsumer, 084 new CommandLineUtils.StringStreamConsumer() ); 085 boolean success = ( exitCode == 128 ? false : true ); 086 ScmResult scmResult = new ScmResult( commandLine, "", "Exit Code: " + exitCode, success ); 087 // Since we can't really parse the differences output, we'll just have to go by the command output 088 // Returning a DiffScmResult(List changedFiles, Map differences, String patch, ScmResult result) to avoid 089 // a NPE in org.codehaus.plexus.util.FileUtils.fileWrite(FileUtils.java:426) 090 return new DiffScmResult( new ArrayList<ScmFile>(), new HashMap<String, CharSequence>(), "", scmResult ); 091 092 } 093 catch ( CommandLineException cle ) 094 { 095 getLogger().error( "Command Line Exception: " + cle.getMessage() ); 096 result = new DiffScmResult( commandLine, cle.getMessage(), "", false ); 097 } 098 099 return result; 100 } 101 102}