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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.lifecycle.internal;
20  
21  import org.apache.maven.plugin.MojoExecution;
22  import org.apache.maven.project.MavenProject;
23  
24  /**
25   * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
26   * @since 3.0
27   * @author Benjamin Bentmann
28   * @author Kristian Rosenvold
29   */
30  public class PhaseRecorder {
31      private String lastLifecyclePhase;
32  
33      private final MavenProject project;
34  
35      public PhaseRecorder(MavenProject project) {
36          this.project = project;
37      }
38  
39      public void observeExecution(MojoExecution mojoExecution) {
40          String lifecyclePhase = mojoExecution.getLifecyclePhase();
41  
42          if (lifecyclePhase != null) {
43              if (lastLifecyclePhase == null) {
44                  lastLifecyclePhase = lifecyclePhase;
45              } else if (!lifecyclePhase.equals(lastLifecyclePhase)) {
46                  project.addLifecyclePhase(lastLifecyclePhase);
47                  lastLifecyclePhase = lifecyclePhase;
48              }
49          }
50  
51          if (lastLifecyclePhase != null) {
52              project.addLifecyclePhase(lastLifecyclePhase);
53          }
54      }
55  
56      public boolean isDifferentPhase(MojoExecution nextMojoExecution) {
57          String lifecyclePhase = nextMojoExecution.getLifecyclePhase();
58          if (lifecyclePhase == null) {
59              return lastLifecyclePhase != null;
60          }
61          return !lifecyclePhase.equals(lastLifecyclePhase);
62      }
63  }