001package org.apache.maven.scm.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.CommandParameter;
023import org.apache.maven.scm.CommandParameters;
024import org.apache.maven.scm.ScmException;
025import org.apache.maven.scm.ScmFileSet;
026import org.apache.maven.scm.ScmResult;
027import org.apache.maven.scm.command.AbstractCommand;
028import org.apache.maven.scm.provider.ScmProviderRepository;
029
030/**
031 * @author Evgeny Mandrikov
032 * @since 1.4
033 */
034public abstract class AbstractBlameCommand
035    extends AbstractCommand
036{
037    public abstract BlameScmResult executeBlameCommand( ScmProviderRepository repo, ScmFileSet workingDirectory,
038                                                        String filename )
039        throws ScmException;
040
041    protected ScmResult executeCommand( ScmProviderRepository repository, ScmFileSet workingDirectory,
042                                        CommandParameters parameters )
043        throws ScmException
044    {
045        String file = parameters.getString( CommandParameter.FILE );
046
047        return executeBlameCommand( repository, workingDirectory, file );
048    }
049
050
051}