001    package org.apache.maven.lifecycle.internal;
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.plugin.MojoExecution;
023    import org.apache.maven.project.MavenProject;
024    
025    /**
026     * @since 3.0
027     * @author Benjamin Bentmann
028     * @author Kristian Rosenvold
029     *         <p/>
030     *         NOTE: This class is not part of any public api and can be changed or deleted without prior notice.
031     */
032    public class PhaseRecorder
033    {
034        private String lastLifecyclePhase;
035    
036        private final MavenProject project;
037    
038        public PhaseRecorder( MavenProject project )
039        {
040            this.project = project;
041        }
042    
043        public void observeExecution( MojoExecution mojoExecution )
044        {
045            String lifecyclePhase = mojoExecution.getLifecyclePhase();
046    
047            if ( lifecyclePhase != null )
048            {
049                if ( lastLifecyclePhase == null )
050                {
051                    lastLifecyclePhase = lifecyclePhase;
052                }
053                else if ( !lifecyclePhase.equals( lastLifecyclePhase ) )
054                {
055                    project.addLifecyclePhase( lastLifecyclePhase );
056                    lastLifecyclePhase = lifecyclePhase;
057                }
058            }
059    
060            if ( lastLifecyclePhase != null )
061            {
062                project.addLifecyclePhase( lastLifecyclePhase );
063            }
064        }
065    
066        public boolean isDifferentPhase( MojoExecution nextMojoExecution )
067        {
068            String lifecyclePhase = nextMojoExecution.getLifecyclePhase();
069            if ( lifecyclePhase == null )
070            {
071                return lastLifecyclePhase != null;
072            }
073            return !lifecyclePhase.equals( lastLifecyclePhase );
074    
075        }
076    
077    
078    }