mcimadamore@1393: /*
jfranck@2020:  * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
mcimadamore@1393:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
mcimadamore@1393:  *
mcimadamore@1393:  * This code is free software; you can redistribute it and/or modify it
mcimadamore@1393:  * under the terms of the GNU General Public License version 2 only, as
mcimadamore@1393:  * published by the Free Software Foundation.
mcimadamore@1393:  *
mcimadamore@1393:  * This code is distributed in the hope that it will be useful, but WITHOUT
mcimadamore@1393:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
mcimadamore@1393:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
mcimadamore@1393:  * version 2 for more details (a copy is included in the LICENSE file that
mcimadamore@1393:  * accompanied this code).
mcimadamore@1393:  *
mcimadamore@1393:  * You should have received a copy of the GNU General Public License version
mcimadamore@1393:  * 2 along with this work; if not, write to the Free Software Foundation,
mcimadamore@1393:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
mcimadamore@1393:  *
mcimadamore@1393:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
mcimadamore@1393:  * or visit www.oracle.com if you need additional information or have any
mcimadamore@1393:  * questions.
mcimadamore@1393:  */
mcimadamore@1393: 
mcimadamore@1393: /*
mcimadamore@1393:  * @test
jfranck@2020:  * @bug 7192246
mcimadamore@1393:  * @summary basic test for default methods
mcimadamore@1393:  * @author  Maurizio Cimadamore
mcimadamore@1393:  */
mcimadamore@1393: 
mcimadamore@1393: import java.util.*;
mcimadamore@1393: 
mcimadamore@1415: public class Pos01 {
mcimadamore@1393: 
mcimadamore@1393:     interface Mapper<T> {
mcimadamore@1393:         T map(T in);
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     interface ExtendedList<T> extends List<T> {
mcimadamore@1393:         default List<T> testMap(Mapper<T> r) {
mcimadamore@1393:             return Pos01.<T>listMapper(this, r);
mcimadamore@1393:         }
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     static class MyList<E> extends ArrayList<E> implements ExtendedList<E> {}
mcimadamore@1393: 
mcimadamore@1393:     public static void main(String[] args) {
mcimadamore@1393:        MyList<Integer> l = new MyList<Integer>();
mcimadamore@1393:        l.add(1); l.add(2); l.add(3);
mcimadamore@1393:        l.testMap((Integer x) -> x * x );
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     static <T> List<T> listMapper(List<T> l, Mapper<T> mapper) {
mcimadamore@1393:         MyList<T> new_list = new MyList<T>();
mcimadamore@1393:         for (T el : l) {
mcimadamore@1393:             new_list.add(mapper.map(el));
mcimadamore@1393:         }
mcimadamore@1393:         return new_list;
mcimadamore@1393:     }
mcimadamore@1393: }