62 lines
2.4 KiB
Java
62 lines
2.4 KiB
Java
/*
|
|
* 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 8053938
|
|
* @summary Ensure that replaceAll operator cannot add bad elements
|
|
* @author Mike Duigou
|
|
*/
|
|
|
|
import java.util.*;
|
|
import java.util.function.UnaryOperator;
|
|
|
|
public class CheckedListReplaceAll {
|
|
public static void main(String[] args) {
|
|
List unwrapped = Arrays.asList(new Object[]{1, 2, 3});
|
|
List<Object> wrapped = Collections.checkedList(unwrapped, Integer.class);
|
|
|
|
UnaryOperator evil = e -> (((int) e) % 2 != 0) ? e : "evil";
|
|
|
|
try {
|
|
wrapped.replaceAll(evil);
|
|
System.out.printf("Bwahaha! I have defeated you! %s\n", wrapped);
|
|
throw new RuntimeException("String added to checked List<Integer>");
|
|
} catch (ClassCastException thwarted) {
|
|
thwarted.printStackTrace(System.out);
|
|
System.out.println("Curses! Foiled again!");
|
|
}
|
|
|
|
unwrapped = Arrays.asList(new Object[]{}); // Empty list
|
|
wrapped = Collections.checkedList(unwrapped, Integer.class);
|
|
try {
|
|
wrapped.replaceAll((UnaryOperator)null);
|
|
System.out.printf("Bwahaha! I have defeated you! %s\n", wrapped);
|
|
throw new RuntimeException("NPE not thrown when passed a null operator");
|
|
} catch (NullPointerException thwarted) {
|
|
thwarted.printStackTrace(System.out);
|
|
System.out.println("Curses! Foiled again!");
|
|
}
|
|
}
|
|
}
|