/* * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @test * @bug 7192246 * @summary basic test for default methods * @author Maurizio Cimadamore */ import java.util.*; public class Pos01 { interface Mapper { T map(T in); } interface ExtendedList extends List { default List testMap(Mapper r) { return Pos01.listMapper(this, r); } } static class MyList extends ArrayList implements ExtendedList {} public static void main(String[] args) { MyList l = new MyList(); l.add(1); l.add(2); l.add(3); l.testMap((Integer x) -> x * x ); } static List listMapper(List l, Mapper mapper) { MyList new_list = new MyList(); for (T el : l) { new_list.add(mapper.map(el)); } return new_list; } }