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annotate graal/com.oracle.truffle.api.interop/src/com/oracle/truffle/api/interop/ForeignAccessArguments.java @ 21770:c76742cc2c6f

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Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Mon, 08 Jun 2015 04:50:13 +0200
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21770
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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1 /*
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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4 *
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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5 * This code is free software; you can redistribute it and/or modify it
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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6 * under the terms of the GNU General Public License version 2 only, as
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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7 * published by the Free Software Foundation. Oracle designates this
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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8 * particular file as subject to the "Classpath" exception as provided
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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9 * by Oracle in the LICENSE file that accompanied this code.
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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10 *
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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14 * version 2 for more details (a copy is included in the LICENSE file that
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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15 * accompanied this code).
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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16 *
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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17 * You should have received a copy of the GNU General Public License version
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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18 * 2 along with this work; if not, write to the Free Software Foundation,
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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20 *
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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22 * or visit www.oracle.com if you need additional information or have any
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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23 * questions.
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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24 */
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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25 package com.oracle.truffle.api.interop;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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26
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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27 final class ForeignAccessArguments {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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28 static final Object[] EMPTY_ARGUMENTS_ARRAY = new Object[0];
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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29 static final int RECEIVER_INDEX = 0;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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30 static final int RUNTIME_ARGUMENT_COUNT = 1;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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31
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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32 static Object[] create(Object receiver, Object... arguments) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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33 if (arguments.length == 0) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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34 return new Object[]{receiver};
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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35 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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36 Object[] objectArguments = new Object[RUNTIME_ARGUMENT_COUNT + arguments.length];
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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37 objectArguments[RECEIVER_INDEX] = receiver;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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38 arraycopy(arguments, 0, objectArguments, RUNTIME_ARGUMENT_COUNT, arguments.length);
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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39 return objectArguments;
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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40 }
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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41
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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42 private static void arraycopy(Object[] src, int srcPos, Object[] dest, int destPos, int length) {
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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43 for (int i = 0; i < length; i++) {
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44 dest[destPos + i] = src[srcPos + i];
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45 }
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46 }
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47
c76742cc2c6f Polishing inter-operability APIs: Exposing only Message, TruffleObject and ForeignAccess-related classes.
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48 }