UtilCompatibleJdk15


1   /*
2   // $Id: //open/mondrian/src/main/mondrian/util/UtilCompatibleJdk15.java#1 $
3   // This software is subject to the terms of the Common Public License
4   // Agreement, available at the following URL:
5   // http://www.opensource.org/licenses/cpl.html.
6   // Copyright (C) 2007-2007 Julian Hyde
7   // All Rights Reserved.
8   // You must accept the terms of that agreement to use this software.
9   */
10  package mondrian.util;
11  
12  import java.util.Set  ;
13  import java.util.EnumSet  ;
14  
15  /**
16   * Implementation of {@link UtilCompatible} which runs in
17   * JDK 1.5.
18   *
19   * <p>Prior to JDK 1.5, this class should never be loaded. Applications should
20   * instantiate this class via {@link Class#forName(String)} or better, use
21   * methods in {@link mondrian.olap.Util}, and not instantiate it at all.
22   *
23   * @author jhyde
24   * @version $Id: //open/mondrian/src/main/mondrian/util/UtilCompatibleJdk15.java#1 $
25   * @since Feb 5, 2007
26   */
27  public class UtilCompatibleJdk15 implements UtilCompatible {
28      public <E extends Enum  <E>> Set  <E> enumSetOf(E first, E... rest) {
29          return EnumSet.of(first, rest);
30      }
31  
32      public <E extends Enum  <E>> Set  <E> enumSetNoneOf(Class  <E> elementType) {
33          return EnumSet.noneOf(elementType);
34      }
35  
36      public <E extends Enum  <E>> Set  <E> enumSetAllOf(Class  <E> elementType) {
37          return EnumSet.allOf(elementType);
38      }
39  }
40  
41  // End UtilCompatibleJdk15.java
42

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