001 package org.apache.maven.scm.provider.perforce.command.remove; 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 */ 021 022 import java.util.ArrayList; 023 import java.util.List; 024 025 import org.apache.maven.scm.ScmFile; 026 import org.apache.maven.scm.ScmFileStatus; 027 import org.apache.maven.scm.provider.perforce.command.AbstractPerforceConsumer; 028 import org.apache.regexp.RE; 029 import org.apache.regexp.RESyntaxException; 030 import org.codehaus.plexus.util.cli.StreamConsumer; 031 032 /** 033 * @author Mike Perham 034 * @author Olivier Lamy 035 * @version $Id: PerforceRemoveConsumer.java 1056938 2011-01-09 14:27:54Z olamy $ 036 */ 037 public class PerforceRemoveConsumer 038 extends AbstractPerforceConsumer 039 implements StreamConsumer 040 { 041 private static final String FILE_BEGIN_TOKEN = "//"; 042 043 private static final String PATTERN = "^([^#]+)#\\d+ - (.*)"; 044 045 private List<ScmFile> removals = new ArrayList<ScmFile>(); 046 047 private RE revisionRegexp; 048 049 private boolean error = false; 050 051 public PerforceRemoveConsumer() 052 { 053 try 054 { 055 revisionRegexp = new RE( PATTERN ); 056 } 057 catch ( RESyntaxException ignored ) 058 { 059 ignored.printStackTrace(); 060 } 061 } 062 063 public List<ScmFile> getRemovals() 064 { 065 return removals; 066 } 067 068 /** {@inheritDoc} */ 069 public void consumeLine( String line ) 070 { 071 if ( line.startsWith( "... " ) ) 072 { 073 return; 074 } 075 076 if ( !line.startsWith( FILE_BEGIN_TOKEN ) ) 077 { 078 error( line ); 079 } 080 081 if ( !revisionRegexp.match( line ) ) 082 { 083 error( line ); 084 } 085 086 removals.add( new ScmFile(revisionRegexp.getParen( 1 ), ScmFileStatus.DELETED ) ); 087 } 088 089 private void error( String line ) 090 { 091 error = true; 092 output.println( line ); 093 } 094 095 public boolean isSuccess() 096 { 097 return !error; 098 } 099 }