/* * This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html. * * This file is a derivative of code released by the University of * California under the terms listed below. * * WALA JDT Frontend is Copyright (c) 2008 The Regents of the * University of California (Regents). Provided that this notice and * the following two paragraphs are included in any distribution of * Refinement Analysis Tools or its derivative work, Regents agrees * not to assert any of Regents' copyright rights in Refinement * Analysis Tools against recipient for recipient's reproduction, * preparation of derivative works, public display, public * performance, distribution or sublicensing of Refinement Analysis * Tools and derivative works, in source code and object code form. * This agreement not to assert does not confer, by implication, * estoppel, or otherwise any license or rights in any intellectual * property of Regents, including, but not limited to, any patents * of Regents or Regents' employees. * * IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, * INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, * INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE * AND ITS DOCUMENTATION, EVEN IF REGENTS HAS BEEN ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE AND FURTHER DISCLAIMS ANY STATUTORY * WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE AND ACCOMPANYING * DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS * IS". REGENTS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, * UPDATES, ENHANCEMENTS, OR MODIFICATIONS. */ package javaonepointfive; class Alef { void foo(String... args) { System.out.println("var args not overridden"); } } class Bet extends Alef { void foo(String a, String b) { System.out.println("non-varargs overrides varargs"); } } class Alpha { void foo(String a, String b) { System.out.println("non-varargs not overridden"); } } class Beta extends Alpha { void foo(String... args) { System.out.println("varargs overrides non-varargs"); } } //// class VarityTestSuper { void bar(String... args) {} } class VarityTestSub extends VarityTestSuper { void bar(String... args) {} } public class VarargsOverriding { public static void main(String args[]) { (new VarargsOverriding()).doit(); } private void doit() { Bet b = new Bet(); Alef a = b; a.foo("hello", "world"); b.foo("hello", "world"); Beta bb = new Beta(); Alpha aa = bb; aa.foo("hello", "world"); bb.foo("hello", "world"); bb.foo("hello", "world", "and", "more"); VarityTestSuper x = new VarityTestSuper(); x.bar("Hello", "world", "howareya"); x = new VarityTestSub(); x.bar("Hello", "world", "howareya"); } }