8165889: Remove jdk.test.lib.unsafe.UnsafeHelper
Summary: Remove use of setAccessible() to get Unsafe.
Reviewed-by: shade, lfoltan
--- a/test/lib/jdk/test/lib/unsafe/UnsafeHelper.java Fri Sep 02 15:04:47 2016 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,52 +0,0 @@
-/*
- * Copyright (c) 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.
- */
-
-package jdk.test.lib.unsafe;
-
-import jdk.internal.misc.Unsafe;
-import java.lang.reflect.Field;
-
-
-/**
- * Helper class for accessing the jdk.internal.misc.Unsafe functionality
- */
-public final class UnsafeHelper {
- private static Unsafe unsafe = null;
-
- /**
- * @return Unsafe instance.
- */
- public static synchronized Unsafe getUnsafe() {
- if (unsafe == null) {
- try {
- Field f = Unsafe.class.getDeclaredField("theUnsafe");
- f.setAccessible(true);
- unsafe = (Unsafe) f.get(null);
- } catch (NoSuchFieldException | IllegalAccessException e) {
- throw new RuntimeException("Unable to get Unsafe instance.", e);
- }
- }
- return unsafe;
- }
-}
-