TypeUtil


1   /* ==========================================
2    * JGraphT : a free Java graph-theory library
3    * ==========================================
4    *
5    * Project Info:  http://jgrapht.sourceforge.net/
6    * Project Creator:  Barak Naveh (http://sourceforge.net/users/barak_naveh)
7    *
8    * (C) Copyright 2003-2006, by Barak Naveh and Contributors.
9    *
10   * This library is free software; you can redistribute it and/or modify it
11   * under the terms of the GNU Lesser General Public License as published by
12   * the Free Software Foundation; either version 2.1 of the License, or
13   * (at your option) any later version.
14   *
15   * This library is distributed in the hope that it will be useful, but
16   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
18   * License for more details.
19   *
20   * You should have received a copy of the GNU Lesser General Public License
21   * along with this library; if not, write to the Free Software Foundation,
22   * Inc.,
23   * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24   */
25  /* -----------------
26   * TypeUtil.java
27   * -----------------
28   * (C) Copyright 2006-2006, by John V. Sichi and Contributors.
29   *
30   * Original Author:  John V. Sichi
31   * Contributor(s):   -
32   *
33   * $Id: TypeUtil.java 504 2006-07-03 02:37:26Z perfecthash $
34   *
35   * Changes
36   * -------
37   * 07-May-2006 : Initial version (JVS);
38   */
39  package org.jgrapht.util;
40  
41  /**
42   * TypeUtil isolates type-unsafety so that code that which uses it for
43   * legitimate reasons can stay warning-free.
44   *
45   * @author John V. Sichi
46   */
47  public class TypeUtil<T>
48  {
49  
50      //~ Methods ---------------------------------------------------------------
51  
52      /**
53       * Casts an object to a type.
54       *
55       * @param o object to be cast
56       * @param typeDecl conveys the target type information; the actual value is
57       *                 unused and can be null since this is all just stupid
58       *                 compiler tricks
59       *
60       * @return the result of the cast
61       */
62      @SuppressWarnings  ("unchecked")
63      public static <T> T uncheckedCast(Object   o, TypeUtil<T> typeDecl)
64      {
65          return (T) o;
66      }
67  }
68  
69  // End TypeUtil.java
70
A to Z: JavaDoc & Examples Daily Java News & Articles Open Source Projects Open Source Codes Free Computer Books Remove Frame
Popular Tags