001package org.apache.maven.scm.provider.perforce.command.blame; 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.ScmFileSet; 024import org.apache.maven.scm.command.blame.AbstractBlameCommand; 025import org.apache.maven.scm.command.blame.BlameLine; 026import org.apache.maven.scm.command.blame.BlameScmResult; 027import org.apache.maven.scm.provider.ScmProviderRepository; 028import org.apache.maven.scm.provider.perforce.PerforceScmProvider; 029import org.apache.maven.scm.provider.perforce.command.PerforceCommand; 030import org.apache.maven.scm.provider.perforce.repository.PerforceScmProviderRepository; 031import org.codehaus.plexus.util.cli.CommandLineException; 032import org.codehaus.plexus.util.cli.CommandLineUtils; 033import org.codehaus.plexus.util.cli.Commandline; 034 035import java.io.File; 036import java.util.List; 037 038/** 039 * @author Evgeny Mandrikov 040 * @author Olivier Lamy 041 * @since 1.4 042 */ 043public class PerforceBlameCommand 044 extends AbstractBlameCommand 045 implements PerforceCommand 046{ 047 public BlameScmResult executeBlameCommand( ScmProviderRepository repo, ScmFileSet workingDirectory, String filename ) 048 throws ScmException 049 { 050 // Call annotate command 051 PerforceScmProviderRepository p4repo = (PerforceScmProviderRepository) repo; 052 String clientspec = PerforceScmProvider.getClientspecName( getLogger(), p4repo, workingDirectory.getBasedir() ); 053 Commandline cl = createCommandLine( (PerforceScmProviderRepository) repo, workingDirectory.getBasedir(), 054 filename, clientspec); 055 056 PerforceBlameConsumer blameConsumer = new PerforceBlameConsumer( getLogger() ); 057 058 CommandLineUtils.StringStreamConsumer stderr = new CommandLineUtils.StringStreamConsumer(); 059 060 int exitCode; 061 062 try 063 { 064 exitCode = CommandLineUtils.executeCommandLine( cl, blameConsumer, stderr ); 065 } 066 catch ( CommandLineException ex ) 067 { 068 throw new ScmException( "Error while executing command.", ex ); 069 } 070 if ( exitCode != 0 ) 071 { 072 return new BlameScmResult( cl.toString(), "The perforce command failed.", stderr.getOutput(), false ); 073 } 074 075 // Call filelog command 076 077 cl = createFilelogCommandLine( (PerforceScmProviderRepository) repo, workingDirectory.getBasedir(), filename, clientspec ); 078 079 PerforceFilelogConsumer filelogConsumer = new PerforceFilelogConsumer( getLogger() ); 080 081 try 082 { 083 exitCode = CommandLineUtils.executeCommandLine( cl, filelogConsumer, stderr ); 084 } 085 catch ( CommandLineException ex ) 086 { 087 throw new ScmException( "Error while executing command.", ex ); 088 } 089 if ( exitCode != 0 ) 090 { 091 return new BlameScmResult( cl.toString(), "The perforce command failed.", stderr.getOutput(), false ); 092 } 093 094 // Combine results 095 096 List<BlameLine> lines = blameConsumer.getLines(); 097 for ( int i = 0; i < lines.size(); i++ ) 098 { 099 BlameLine line = lines.get( i ); 100 String revision = line.getRevision(); 101 line.setAuthor( filelogConsumer.getAuthor( revision ) ); 102 line.setDate( filelogConsumer.getDate( revision ) ); 103 } 104 105 return new BlameScmResult( cl.toString(), lines ); 106 } 107 108 public static Commandline createCommandLine( PerforceScmProviderRepository repo, File workingDirectory, 109 String filename, final String clientspec ) 110 { 111 Commandline cl = PerforceScmProvider.createP4Command( repo, workingDirectory ); 112 if(clientspec != null) 113 { 114 cl.createArg().setValue( "-c" ); 115 cl.createArg().setValue( clientspec ); 116 } 117 cl.createArg().setValue( "annotate" ); 118 cl.createArg().setValue( "-q" ); // quiet 119 cl.createArg().setValue( filename ); 120 return cl; 121 } 122 123 public static Commandline createFilelogCommandLine( PerforceScmProviderRepository repo, File workingDirectory, 124 String filename, final String clientspec ) 125 { 126 Commandline cl = PerforceScmProvider.createP4Command( repo, workingDirectory ); 127 if(clientspec != null) 128 { 129 cl.createArg().setValue( "-c" ); 130 cl.createArg().setValue( clientspec ); 131 } 132 cl.createArg().setValue( "filelog" ); 133 cl.createArg().setValue( filename ); 134 return cl; 135 } 136}