| /* |
| * Copyright (c) 2013, 2016, 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 WhiteBox |
| * @bug 8011675 |
| * @summary verify that whitebox can be used even if not all functions are declared in java-part |
| * @author igor.ignatyev@oracle.com |
| * @modules java.base/jdk.internal.misc |
| * @library /test/lib |
| * @compile WhiteBox.java |
| * @run main ClassFileInstaller sun.hotspot.WhiteBox |
| * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-CheckIntrinsics sun.hotspot.WhiteBox |
| */ |
| |
| package sun.hotspot; |
| |
| public class WhiteBox { |
| private static native void registerNatives(); |
| static { registerNatives(); } |
| public native int notExistedMethod(); |
| public native int getHeapOopSize(); |
| public static void main(String[] args) { |
| WhiteBox wb = new WhiteBox(); |
| if (wb.getHeapOopSize() < 0) { |
| throw new Error("wb.getHeapOopSize() < 0"); |
| } |
| boolean catched = false; |
| try { |
| wb.notExistedMethod(); |
| } catch (UnsatisfiedLinkError e) { |
| catched = true; |
| } |
| if (!catched) { |
| throw new Error("wb.notExistedMethod() was invoked"); |
| } |
| } |
| } |