1. /*

  2.  * @(#)Declarations.java	1.1 04/01/26

  3.  *

  4.  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.

  5.  * SUN PROPRIETARY/CONFIDENTIAL.  Use is subject to license terms.

  6.  */

  7. 

  8. package com.sun.mirror.util;

  9. 

  10. 

  11. import com.sun.mirror.declaration.*;

  12. 

  13. 

  14. /**

  15.  * Utility methods for operating on declarations.

  16.  *

  17.  * @author Joseph D. Darcy

  18.  * @author Scott Seligman

  19.  * @version 1.1 04/01/26

  20.  * @since 1.5

  21.  */

  22. 

  23. public interface Declarations {

  24. 

  25.     /**

  26.      * Tests whether one type, method, or field declaration hides another.

  27.      *

  28.      * @param sub the first member

  29.      * @param sup the second member

  30.      * @return <tt>true</tt> if and only if the first member hides

  31.      *		the second

  32.      */

  33.     boolean hides(MemberDeclaration sub, MemberDeclaration sup);

  34. 

  35.     /**

  36.      * Tests whether one method overrides another.  When a

  37.      * non-abstract method overrides an abstract one, the

  38.      * former is also said to <i>implement</i> the latter.

  39.      *

  40.      * @param sub the first method

  41.      * @param sup the second method

  42.      * @return <tt>true</tt> if and only if the first method overrides

  43.      *		the second

  44.      */

  45.     boolean overrides(MethodDeclaration sub, MethodDeclaration sup);

  46. }