| /* |
| * Copyright (c) 2005, 2015, 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 6299180 |
| * @summary Test that immutability of ImmutableDescriptor cannot be |
| * compromised by modifying field values that are arrays. |
| * @author Eamonn McManus |
| * |
| * @run clean ImmutableArrayFieldTest |
| * @run build ImmutableArrayFieldTest |
| * @run main ImmutableArrayFieldTest |
| */ |
| |
| import java.util.Arrays; |
| import javax.management.ImmutableDescriptor; |
| |
| public class ImmutableArrayFieldTest { |
| public static void main(String[] args) throws Exception { |
| boolean ok = true; |
| ImmutableDescriptor d = new ImmutableDescriptor( |
| new String[] { |
| "strings", "ints", "booleans", |
| }, |
| new Object[] { |
| new String[] {"foo"}, |
| new int[] {5}, |
| new boolean[] {false}, |
| }); |
| |
| String[] strings = (String[]) d.getFieldValue("strings"); |
| strings[0] = "bar"; |
| strings = (String[]) d.getFieldValue("strings"); |
| if (!strings[0].equals("foo")) { |
| System.out.println("FAILED: modified string array field"); |
| ok = false; |
| } |
| |
| int[] ints = (int[]) d.getFieldValue("ints"); |
| ints[0] = 0; |
| ints = (int[]) d.getFieldValue("ints"); |
| if (ints[0] != 5) { |
| System.out.println("FAILED: modified int array field"); |
| ok = false; |
| } |
| |
| boolean[] bools = (boolean[]) d.getFieldValue("booleans"); |
| bools[0] = true; |
| bools = (boolean[]) d.getFieldValue("booleans"); |
| if (bools[0]) { |
| System.out.println("FAILED: modified boolean array field"); |
| ok = false; |
| } |
| |
| Object[] values = d.getFieldValues("strings", "ints", "booleans"); |
| ((String[]) values[0])[0] = "bar"; |
| ((int[]) values[1])[0] = 0; |
| ((boolean[]) values[2])[0] = true; |
| values = d.getFieldValues("strings", "ints", "booleans"); |
| if (!((String[]) values[0])[0].equals("foo") || |
| ((int[]) values[1])[0] != 5 || |
| ((boolean[]) values[2])[0]) { |
| System.out.println("FAILED: getFieldValues modifiable: " + |
| Arrays.deepToString(values)); |
| } |
| |
| if (ok) |
| System.out.println("TEST PASSED"); |
| else |
| throw new Exception("Array field values were modifiable"); |
| } |
| } |