001package org.apache.maven.scm.provider.git.gitexe.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 java.util.ArrayList; 023import java.util.List; 024 025import org.apache.maven.scm.ScmFile; 026import org.apache.maven.scm.ScmFileStatus; 027import org.apache.maven.scm.log.ScmLogger; 028import org.codehaus.plexus.util.StringUtils; 029import org.codehaus.plexus.util.cli.StreamConsumer; 030 031/** 032 * @author <a href="mailto:struberg@yahoo.de">Mark Struberg</a> 033 * 034 */ 035public class GitDiffRawConsumer 036 implements StreamConsumer 037{ 038 private ScmLogger logger; 039 040 private List<ScmFile> changedFiles = new ArrayList<ScmFile>(); 041 042 // ---------------------------------------------------------------------- 043 // 044 // ---------------------------------------------------------------------- 045 046 public GitDiffRawConsumer( ScmLogger logger ) 047 { 048 this.logger = logger; 049 } 050 051 // ---------------------------------------------------------------------- 052 // StreamConsumer Implementation 053 // ---------------------------------------------------------------------- 054 055 /** 056 * {@inheritDoc} 057 */ 058 public void consumeLine( String line ) 059 { 060 if ( logger.isDebugEnabled() ) 061 { 062 logger.debug( line ); 063 } 064 if ( StringUtils.isEmpty( line ) ) 065 { 066 return; 067 } 068 069 ScmFileStatus status = null; 070 071 String[] parts = line.split( "\\s", 6 ); 072 if ( parts.length != 6 ) 073 { 074 logger.warn( "Skipping line because it doesn't contain the right status parameters: " + line ); 075 return; 076 } 077 078 String modus = parts[4]; 079 String file = parts[5]; 080 081 if ( "A".equals( modus ) ) 082 { 083 status = ScmFileStatus.ADDED; 084 } 085 else if ( "M".equals( modus ) ) 086 { 087 // attention! 'M' is 'updated', and _not_ ScmFileStatus.MODIFIED (which is for 'modified locally') 088 status = ScmFileStatus.UPDATED; 089 } 090 else if ( "D".equals( modus ) ) 091 { 092 status = ScmFileStatus.DELETED; 093 } 094 else 095 { 096 logger.warn( "unknown status detected in line: " + line ); 097 return; 098 } 099 100 changedFiles.add( new ScmFile( file, status ) ); 101 } 102 103 public List<ScmFile> getChangedFiles() 104 { 105 return changedFiles; 106 } 107}