001 package org.apache.maven.scm.provider.jazz.command.checkout; 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 org.apache.maven.scm.ScmFile; 023 import org.apache.maven.scm.ScmFileStatus; 024 import org.apache.maven.scm.log.ScmLogger; 025 import org.apache.maven.scm.provider.ScmProviderRepository; 026 import org.apache.maven.scm.provider.jazz.command.consumer.AbstractRepositoryConsumer; 027 import org.apache.regexp.RE; 028 import org.apache.regexp.RESyntaxException; 029 030 import java.util.ArrayList; 031 import java.util.List; 032 033 /** 034 * Consume the output of the scm command for the "load" operation. 035 * 036 * @author <a href="mailto:ChrisGWarp@gmail.com">Chris Graham</a> 037 */ 038 public class JazzCheckOutConsumer 039 extends AbstractRepositoryConsumer 040 { 041 private static final String DOWNLOAD_PATTERN = "^Downloading\\s(.*)\\s\\s\\(\\d.*B\\)$"; 042 043 /** 044 * @see #DOWNLOAD_PATTERN 045 */ 046 private RE downloadRegexp; 047 048 protected String fCurrentDir = ""; 049 050 private List<ScmFile> fCheckedOutFiles = new ArrayList<ScmFile>(); 051 052 /** 053 * Construct the JazzCheckOutCommand consumer. 054 * 055 * @param repository The repository we are working with. 056 * @param logger The logger to use. 057 */ 058 public JazzCheckOutConsumer( ScmProviderRepository repository, ScmLogger logger ) 059 { 060 super( repository, logger ); 061 062 try 063 { 064 downloadRegexp = new RE( DOWNLOAD_PATTERN ); 065 } 066 catch ( RESyntaxException ex ) 067 { 068 throw new RuntimeException( 069 "INTERNAL ERROR: Could not create regexp to parse jazz scm checkout output. This shouldn't happen. Something is probably wrong with the oro installation.", 070 ex ); 071 } 072 } 073 074 /** 075 * Process one line of output from the execution of the "scm load" command. 076 * 077 * @param line The line of output from the external command that has been pumped to us. 078 * @see org.codehaus.plexus.util.cli.StreamConsumer#consumeLine(java.lang.String) 079 */ 080 public void consumeLine( String line ) 081 { 082 // Examples: 083 // Downloading /checkout-test/src/emptyFile.txt (0 B) 084 // Downloading /checkout-test/src/folder with spaces/file with spaces.java (24.0 KB) 085 if ( downloadRegexp.match( line ) ) 086 { 087 fCheckedOutFiles.add( new ScmFile( downloadRegexp.getParen( 1 ), ScmFileStatus.CHECKED_OUT ) ); 088 } 089 } 090 091 public List<ScmFile> getCheckedOutFiles() 092 { 093 return fCheckedOutFiles; 094 } 095 096 }