| package org.apache.maven.scm.plugin; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import org.apache.maven.plugin.MojoExecutionException; |
| import org.apache.maven.scm.ScmException; |
| import org.apache.maven.scm.command.diff.DiffScmResult; |
| import org.apache.maven.scm.repository.ScmRepository; |
| import org.codehaus.plexus.util.FileUtils; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| /** |
| * Display the difference of the working copy with the latest copy in the configured scm url. |
| * |
| * @author <a href="evenisse@apache.org">Emmanuel Venisse</a> |
| * @version $Id$ |
| * @goal diff |
| * @description Create a diff |
| * @aggregator |
| */ |
| public class DiffMojo |
| extends AbstractScmMojo |
| { |
| /** |
| * The version type (branch/tag/revision) of scmVersion. |
| * |
| * @parameter expression="${startScmVersionType}" |
| */ |
| private String startScmVersionType; |
| |
| /** |
| * The version (revision number/branch name/tag name). |
| * |
| * @parameter expression="${startScmVersion}" |
| */ |
| private String startScmVersion; |
| |
| /** |
| * The version type (branch/tag/revision) of scmVersion. |
| * |
| * @parameter expression="${endScmVersionType}" |
| */ |
| private String endScmVersionType; |
| |
| /** |
| * The version (revision number/branch name/tag name). |
| * |
| * @parameter expression="${startScmVersion}" |
| */ |
| private String endScmVersion; |
| |
| /** |
| * Output file name. |
| * |
| * @parameter expression="${outputFile}" |
| * default-value="${project.artifactId}.diff" |
| */ |
| private File outputFile; |
| |
| public void execute() |
| throws MojoExecutionException |
| { |
| super.execute(); |
| |
| try |
| { |
| ScmRepository repository = getScmRepository(); |
| |
| DiffScmResult result = getScmManager().diff( repository, getFileSet(), |
| getScmVersion( startScmVersionType, startScmVersion ), |
| getScmVersion( endScmVersionType, endScmVersion ) ); |
| |
| checkResult( result ); |
| |
| getLog().info( result.getPatch() ); |
| |
| try |
| { |
| if ( outputFile != null ) |
| { |
| FileUtils.fileWrite( outputFile.getAbsolutePath(), result.getPatch() ); |
| } |
| } |
| catch ( IOException e ) |
| { |
| throw new MojoExecutionException( "Can't write patch file.", e ); |
| } |
| } |
| catch ( IOException e ) |
| { |
| throw new MojoExecutionException( "Cannot run diff command : ", e ); |
| } |
| catch ( ScmException e ) |
| { |
| throw new MojoExecutionException( "Cannot run diff command : ", e ); |
| } |
| } |
| } |