| /* |
| * Copyright (c) 2014, 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 8047795 |
| * @summary Ensure that replaceAll operator cannot add bad elements |
| * @author Mike Duigou |
| */ |
| |
| import java.util.*; |
| import java.util.function.BiFunction; |
| |
| public class CheckedMapReplaceAll { |
| public static void main(String[] args) { |
| Map<Integer,Double> unwrapped = new HashMap<>(); |
| unwrapped.put(1, 1.0); |
| unwrapped.put(2, 2.0); |
| unwrapped.put(3, 3.0); |
| |
| Map<Integer,Double> wrapped = Collections.checkedMap(unwrapped, Integer.class, Double.class); |
| |
| BiFunction evil = (k, v) -> (((int)k) % 2 != 0) ? v : "evil"; |
| |
| try { |
| wrapped.replaceAll(evil); |
| System.out.printf("Bwahaha! I have defeated you! %s\n", wrapped); |
| throw new RuntimeException("String added to checked Map<Integer,Double>"); |
| } catch (ClassCastException thwarted) { |
| thwarted.printStackTrace(System.out); |
| System.out.println("Curses! Foiled again!"); |
| } |
| } |
| } |