src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/replacements/UnsafeAccess.java
changeset 53333 fd6de53a0d6e
parent 53332 ab474ef0a0ac
parent 53010 086dfcfc3731
child 53334 b94283cb226b
--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/replacements/UnsafeAccess.java	Thu Sep 13 01:49:48 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,53 +0,0 @@
-/*
- * Copyright (c) 2012, 2018, 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 org.graalvm.compiler.hotspot.replacements;
-
-import java.lang.reflect.Field;
-
-import sun.misc.Unsafe;
-
-/**
- * Package private access to the {@link Unsafe} capability.
- */
-class UnsafeAccess {
-
-    static final Unsafe UNSAFE = initUnsafe();
-
-    private static Unsafe initUnsafe() {
-        try {
-            // Fast path when we are trusted.
-            return Unsafe.getUnsafe();
-        } catch (SecurityException se) {
-            // Slow path when we are not trusted.
-            try {
-                Field theUnsafe = Unsafe.class.getDeclaredField("theUnsafe");
-                theUnsafe.setAccessible(true);
-                return (Unsafe) theUnsafe.get(Unsafe.class);
-            } catch (Exception e) {
-                throw new RuntimeException("exception while trying to get Unsafe", e);
-            }
-        }
-    }
-}