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1   package org.apache.maven.jxr.pacman;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.nio.file.Path;
23  import java.util.ArrayList;
24  import java.util.Collections;
25  import java.util.HashSet;
26  import java.util.List;
27  import java.util.Set;
28  
29  /**
30   * Interface for objects which wish to provide meta-info about a JavaFile.
31   *
32   * @author <a href="mailto:burton@apache.org">Kevin A. Burton</a>
33   * @version $Id$
34   */
35  public abstract class JavaFile
36  {
37      private Set<ImportType> imports = new HashSet<>();
38  
39      private List<ClassType> classTypes = new ArrayList<>();
40  
41      private PackageType packageType = new PackageType();
42  
43      private final Path path;
44  
45      private final String encoding;
46      
47      protected JavaFile(  Path path, String encoding )
48      {
49          this.path = path;
50          this.encoding = encoding;
51      }
52  
53      /**
54       * Get the imported packages/files that this package has.
55       */
56      public Set<ImportType> getImportTypes()
57      {
58          return Collections.unmodifiableSet( imports );
59      }
60  
61      /**
62       * Get the name of this class.
63       */
64      public ClassType getClassType()
65      {
66          if ( classTypes.isEmpty() )
67          {
68              return null;
69          }
70          else
71          {
72              // To retain backward compatibility, return the first class
73              return this.classTypes.get( 0 );
74          }
75      }
76  
77      /**
78       * Get the names of the classes in this file.
79       */
80      public List<ClassType> getClassTypes()
81      {
82          return this.classTypes;
83      }
84  
85      /**
86       * Get the package of this class.
87       */
88      public PackageType getPackageType()
89      {
90          return this.packageType;
91      }
92  
93  
94      /**
95       * Add a ClassType to the current list of class types.
96       */
97      public void addClassType( ClassType classType )
98      {
99          this.classTypes.add( classType );
100     }
101 
102     /**
103      * Add an ImportType to the current imports.
104      */
105     public void addImportType( ImportType importType )
106     {
107         this.imports.add( importType );
108     }
109 
110     /**
111      * Set the name of this class.
112      */
113     public void setClassType( ClassType classType )
114     {
115         // To retain backward compatibility, make sure the list contains only the supplied classType
116         this.classTypes.clear();
117         this.classTypes.add( classType );
118     }
119 
120     /**
121      * Set the PackageType of this class.
122      */
123     public void setPackageType( PackageType packageType )
124     {
125         this.packageType = packageType;
126     }
127 
128 
129     /**
130      * Gets the filename attribute of the JavaFile object
131      */
132     public Path getPath()
133     {
134         return this.path;
135     }
136 
137     /**
138      * Gets the encoding attribute of the JavaFile object
139      */
140     public String getEncoding()
141     {
142         return this.encoding;
143     }
144 }