001/*
002 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.truffle.hotspot.nfi;
024
025import com.oracle.nfi.api.*;
026
027public class HotSpotNativeFunctionPointer implements NativeFunctionPointer {
028
029    final long value;
030    final String name;
031
032    public HotSpotNativeFunctionPointer(long value, String name) {
033        if (value == 0) {
034            throw new UnsatisfiedLinkError(name);
035        }
036        this.value = value;
037        this.name = name;
038    }
039
040    public String getName() {
041        return name;
042    }
043
044    public long getRawValue() {
045        return value;
046    }
047
048    @Override
049    public String toString() {
050        return name + "@0x" + Long.toHexString(value);
051    }
052}