Mercurial > hg > graal-jvmci-8
view graal/com.oracle.nfi/src/com/oracle/nfi/NativeFunctionInterfaceRuntime.java @ 16704:3cd605c98060
NFI: cleanup
author | Matthias Grimmer <grimmer@ssw.jku.at> |
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date | Wed, 06 Aug 2014 08:27:42 +0200 |
parents | dd8449afc086 |
children | 13f8c249edb8 |
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/* * Copyright (c) 2013, 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 com.oracle.nfi; import com.oracle.nfi.api.*; /** * Class for obtaining the Native Function Interface runtime singleton object of this virtual * machine. */ public final class NativeFunctionInterfaceRuntime { private static final NativeFunctionInterface INTERFACE; /** * Creates a new {@link NativeFunctionInterface} instance if running on top of Graal. * * @throws UnsatisfiedLinkError if not running on top of Graal and initialize the * {@link NativeFunctionInterface} instance with <code>null</code>. */ private static native NativeFunctionInterface createInterface(); public static NativeFunctionInterface getNativeFunctionInterface() { return INTERFACE; } static { NativeFunctionInterface instance; try { instance = createInterface(); } catch (UnsatisfiedLinkError e) { instance = null; } INTERFACE = instance; } }