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1   package net.sourceforge.jenesis4java;
2   
3   /*
4    * #%L
5    * Jenesis 4 Java Code Generator
6    * %%
7    * Copyright (C) 2000 - 2015 jenesis4java
8    * %%
9    * This program is free software: you can redistribute it and/or modify
10   * it under the terms of the GNU Lesser General Public License as
11   * published by the Free Software Foundation, either version 3 of the
12   * License, or (at your option) any later version.
13   * 
14   * This program is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17   * GNU General Lesser Public License for more details.
18   * 
19   * You should have received a copy of the GNU General Lesser Public
20   * License along with this program.  If not, see
21   * <http://www.gnu.org/licenses/lgpl-3.0.html>.
22   * #L%
23   */
24  
25  /**
26   * Copyright (C) 2008, 2010 Richard van Nieuwenhoven - ritchie [at] gmx [dot] at
27   * Copyright (C) 2000, 2001 Paul Cody Johnston - pcj@inxar.org <br>
28   * This file is part of Jenesis4java. Jenesis4java is free software: you can
29   * redistribute it and/or modify it under the terms of the GNU Lesser General
30   * Public License as published by the Free Software Foundation, either version 3
31   * of the License, or (at your option) any later version.<br>
32   * Jenesis4java is distributed in the hope that it will be useful, but WITHOUT
33   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
34   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
35   * details.<br>
36   * You should have received a copy of the GNU Lesser General Public License
37   * along with Jenesis4java. If not, see <http://www.gnu.org/licenses/>.
38   */
39  /**
40   * Classes that implement this interface are access controllable according to
41   * the Java Language Specification. These include classes, interfaces, fields,
42   * methods, and constructors.
43   */
44  public interface Access extends Codeable {
45  
46      enum AccessType {
47          NONE(null),
48          PUBLIC("public"),
49          PACKAGE(null),
50          PROTECTED("protected"),
51          PRIVATE("private");
52  
53          static public CodeWriter toCode(AccessType accesstype, CodeWriter out) {
54              if (accesstype == null) {
55                  return PACKAGE.toCode(out);
56              } else {
57                  return accesstype.toCode(out);
58              }
59          }
60  
61          private final String accessString;
62  
63          AccessType(String accessString) {
64              this.accessString = accessString != null ? accessString + " " : null;
65          }
66  
67          public CodeWriter toCode(CodeWriter out) {
68              if (accessString != null) {
69                  out.write(accessString);
70              }
71              return out;
72          }
73  
74      }
75  
76      /**
77       * Constant to indicate public access.
78       */
79      AccessType PUBLIC = AccessType.PUBLIC;
80  
81      /**
82       * Constant to indicate package access.
83       */
84      AccessType PACKAGE = AccessType.PACKAGE;
85  
86      /**
87       * Constant to indicate protected access.
88       */
89      AccessType PROTECTED = AccessType.PROTECTED;
90  
91      /**
92       * Constant to indicate private access.
93       */
94      AccessType PRIVATE = AccessType.PRIVATE;
95  
96      /**
97       * Gets the access level as one of the constants in this interface.
98       */
99      AccessType getAccess();
100 
101     /**
102      * Sets the access level according to the given constant.
103      */
104     Access setAccess(AccessType level);
105 }