001package org.apache.maven.scm.provider.perforce.command.unedit; 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; 024import java.util.regex.Matcher; 025import java.util.regex.Pattern; 026 027import org.apache.maven.scm.ScmFile; 028import org.apache.maven.scm.ScmFileStatus; 029import org.apache.maven.scm.provider.perforce.command.AbstractPerforceConsumer; 030import org.codehaus.plexus.util.cli.StreamConsumer; 031 032/** 033 * @author Mike Perham 034 * @author Olivier Lamy 035 */ 036public class PerforceUnEditConsumer 037 extends AbstractPerforceConsumer 038 implements StreamConsumer 039{ 040 041 private static final Pattern REVISION_PATTERN = Pattern.compile( "^([^#]+)#\\d+ - (.*)" ); 042 043 private static final int STATE_NORMAL = 1; 044 045 private static final int STATE_ERROR = 2; 046 047 private int currentState = STATE_NORMAL; 048 049 private List<ScmFile> edits = new ArrayList<ScmFile>(); 050 051 public List<ScmFile> getEdits() 052 { 053 return edits; 054 } 055 056 /** {@inheritDoc} */ 057 public void consumeLine( String line ) 058 { 059 Matcher matcher = REVISION_PATTERN.matcher( line ); 060 if ( currentState != STATE_ERROR && matcher.matches() ) 061 { 062 edits.add( new ScmFile( matcher.group( 1 ), ScmFileStatus.UNKNOWN ) ); 063 return; 064 } 065 066 error( line ); 067 } 068 069 private void error( String line ) 070 { 071 currentState = STATE_ERROR; 072 output.println( line ); 073 } 074 075 public boolean isSuccess() 076 { 077 return currentState == STATE_NORMAL; 078 } 079}