annotate truffle/com.oracle.truffle.api.interop.java/src/com/oracle/truffle/api/interop/java/JavaInterop.java @ 22279:0fc995134ff3

asJavaObject can work with null value
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Tue, 06 Oct 2015 13:27:47 +0200
parents 364e3f024643
children df98dd526dd4
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e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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1 /*
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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4 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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5 * This code is free software; you can redistribute it and/or modify it
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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6 * under the terms of the GNU General Public License version 2 only, as
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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7 * published by the Free Software Foundation. Oracle designates this
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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8 * particular file as subject to the "Classpath" exception as provided
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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9 * by Oracle in the LICENSE file that accompanied this code.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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10 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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14 * version 2 for more details (a copy is included in the LICENSE file that
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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15 * accompanied this code).
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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16 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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17 * You should have received a copy of the GNU General Public License version
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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18 * 2 along with this work; if not, write to the Free Software Foundation,
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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20 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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22 * or visit www.oracle.com if you need additional information or have any
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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23 * questions.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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24 */
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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25 package com.oracle.truffle.api.interop.java;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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26
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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27 import com.oracle.truffle.api.CallTarget;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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28 import com.oracle.truffle.api.Truffle;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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29 import com.oracle.truffle.api.TruffleLanguage;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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30 import com.oracle.truffle.api.frame.VirtualFrame;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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31 import com.oracle.truffle.api.interop.ForeignAccess;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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32 import com.oracle.truffle.api.interop.Message;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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33 import com.oracle.truffle.api.interop.TruffleObject;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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34 import com.oracle.truffle.api.nodes.Node;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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35 import com.oracle.truffle.api.nodes.RootNode;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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36 import java.lang.reflect.InvocationHandler;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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37 import java.lang.reflect.Method;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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38 import java.lang.reflect.ParameterizedType;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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39 import java.lang.reflect.Proxy;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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40 import java.lang.reflect.Type;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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41 import java.util.ArrayList;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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42 import java.util.Arrays;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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43 import java.util.List;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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44
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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45 /**
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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46 * Helper methods to simplify access to objects of {@link TruffleLanguage Truffle languages} from
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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47 * Java and the other way around. The <b>Java</b>/<em>Truffle</em> interop builds on
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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48 * {@link ForeignAccess mutual interoperability} between individual <em>Truffle</em> languages - it
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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49 * just encapsulates it into <b>Java</b> facade to make it as natural to access foreign
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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50 * {@link TruffleObject Truffle objects} as <b>Java</b> programmers are used to when accessing
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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51 * <b>Java</b> objects and interfaces directly.
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52 *
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53 * <h3>Java/Truffle Object Inter-op Semantics</h3>
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54 *
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55 * In case your language exposes a {@link TruffleObject} implementation, and somebody wraps your
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56 * object into a <em>JavaInterop</em> interface via
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57 * {@link #asJavaObject(java.lang.Class, com.oracle.truffle.api.interop.TruffleObject)} method, this
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58 * is the set of {@link Message messages} you can expect:
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59 * <p>
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60 * Users can send you any message by annotating their interface method with {@link MethodMessage}
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61 * and it is up to them (and you) to negotiate the correct set of messages and their parameters to
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62 * help you understand each other. However there is a default set of {@link Message messages} (for
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63 * methods not annotated by {@link MethodMessage}) which consists of:
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64 * <ol>
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65 * <li>First of all {@link Message#createInvoke(int)} is constructed (with the number of parameters
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66 * of the interface method) and delivered to your object. The
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67 * {@link ForeignAccess#getReceiver(com.oracle.truffle.api.frame.Frame) receiver} of the message is
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68 * your {@link TruffleObject}. The first
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69 * {@link ForeignAccess#getArguments(com.oracle.truffle.api.frame.Frame) argument} is name of the
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70 * interface method, followed by the
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71 * {@link ForeignAccess#getArguments(com.oracle.truffle.api.frame.Frame) actual arguments} of the
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72 * interface method. Your language can either handle the message or throw
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73 * {@link IllegalArgumentException} to signal additional processing is needed.</li>
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74 * <li>
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75 * If the {@link Message#createInvoke(int) previous message} isn't handled, a {@link Message#READ}
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76 * is sent to your {@link TruffleObject object} (e.g.
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77 * {@link ForeignAccess#getReceiver(com.oracle.truffle.api.frame.Frame) receiver}) with a field name
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78 * equal to the name of the interface method. If the read returns a primitive type, it is returned.</li>
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79 * <li>
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80 * If the read value is another {@link TruffleObject}, it is inspected whether it handles
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81 * {@link Message#IS_EXECUTABLE}. If it does, a message {@link Message#createExecute(int)} with name
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82 * of the interface method and its parameters is sent to the object. The result is returned to the
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83 * interface method caller.</li>
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84 * <li>
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85 * In case the read value is neither primitive, neither {@link Message#IS_EXECUTABLE executable},
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86 * and the interface method has no parameters, it is returned back.</li>
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87 * <li>
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88 * All other cases yield an {@link IllegalArgumentException}.</li>
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89 * </ol>
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90 * <p>
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91 * Object oriented languages are expected to handle the initial {@link Message#createInvoke(int)}
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92 * message. Non-OOP languages are expected to ignore it, yield {@link IllegalArgumentException} and
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93 * handle the subsequent {@link Message#READ read} and {@link Message#createExecute(int) execute}
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94 * ones. The real semantic however depends on the actual language one is communicating with.
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95 * <p>
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96 */
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97 public final class JavaInterop {
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98 static final Object[] EMPTY = {};
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99
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100 private JavaInterop() {
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101 }
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102
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103 /**
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104 * Wraps a {@link TruffleObject foreign object} into easy to use interface. Imagine one wants to
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105 * access a <em>JavaScript</em> object like:
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106 *
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107 * <pre>
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108 * var obj = {
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109 * 'x' : 10,
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110 * 'y' : 3.3,
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111 * 'name' : 'Truffle'
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112 * };
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113 * </pre>
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114 *
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115 * from <b>Java</b>. One can do it by defining an interface:
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116 *
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117 * <pre>
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118 * <b>interface</b> ObjAccess {
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119 * int x();
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120 * {@link MethodMessage @MethodMessage}(message = "WRITE")
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121 * void x(int newValue);
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122 * double y();
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123 * String name();
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124 * }
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125 * </pre>
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126 *
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127 * and obtaining its instance by calling this conversion method:
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128 *
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129 * <pre>
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130 * ObjAccess access = JavaInterop.{@link #asJavaObject(java.lang.Class, com.oracle.truffle.api.interop.TruffleObject) asJavaObject}(ObjAccess.<b>class</b>, obj);
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131 * <b>assert</b> access.x() == 10 : "Still the default";
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132 * access.x(5);
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133 * <b>assert</b> access.x() == 5 : "Changed to five";
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134 * </pre>
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135 *
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136 * @param <T> type of requested and returned value
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137 * @param type interface modeling structure of <code>foreignObject</code> in <b>Java</b>
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138 * @param foreignObject object coming from a {@link TruffleObject Truffle language}, can be
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139 * <code>null</code>, in such case the returned value will likely be
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140 * <code>null</code> as well
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141 * @return instance of requested interface granting access to specified
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142 * <code>foreignObject</code>, can be <code>null</code>, if the foreignObject parameter
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143 * was <code>null</code>
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144 */
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145 public static <T> T asJavaObject(Class<T> type, TruffleObject foreignObject) {
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146 return asJavaObject(type, null, foreignObject);
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147 }
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148
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149 private static <T> T asJavaObject(Class<T> clazz, Type type, TruffleObject foreignObject) {
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150 Object obj;
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151 if (clazz.isInstance(foreignObject)) {
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152 obj = foreignObject;
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153 } else {
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154 if (!clazz.isInterface()) {
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155 throw new IllegalArgumentException();
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156 }
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157 if (foreignObject == null) {
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158 return null;
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159 }
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160 if (clazz == List.class && Boolean.TRUE.equals(message(Message.HAS_SIZE, foreignObject))) {
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161 Class<?> elementType = Object.class;
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162 if (type instanceof ParameterizedType) {
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163 ParameterizedType parametrizedType = (ParameterizedType) type;
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164 final Type[] arr = parametrizedType.getActualTypeArguments();
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165 if (arr.length == 1 && arr[0] instanceof Class) {
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166 elementType = (Class<?>) arr[0];
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167 }
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168 }
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169 obj = TruffleList.create(elementType, foreignObject);
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170 } else {
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171 obj = Proxy.newProxyInstance(clazz.getClassLoader(), new Class<?>[]{clazz}, new TruffleHandler(foreignObject));
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172 }
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173 }
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174 return clazz.cast(obj);
22135
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175 }
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176
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177 /**
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178 * Exports a Java object for use in any {@link TruffleLanguage}. The system scans structure of
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179 * provided object and exposes all <b>public</b> fields and methods to any <em>Truffle</em>
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180 * language. An instance of class
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181 *
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182 * <pre>
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183 * <b>class</b> JavaRecord {
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184 * <b>public int</b> x;
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185 * <b>public double</b> y;
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186 * <b>public</b> String name() {
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187 * <b>return</b> "Truffle";
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188 * }
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189 * }
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190 * {@link TruffleObject} obj = JavaInterop.asTruffleObject(new JavaRecord());
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191 * </pre>
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192 *
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193 * can then be access from <em>JavaScript</em> or any other <em>Truffle</em> based language as
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194 *
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195 * <pre>
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196 * obj.x;
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197 * obj.y;
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198 * obj.name();
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199 * </pre>
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200 *
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201 * When the <code>obj</code> represents a {@link Class}, then the created {@link TruffleObject}
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202 * will allow access to <b>public</b> and <b>static</b> fields and methods from the class.
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203 *
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204 * @param obj a Java object to convert into one suitable for <em>Truffle</em> languages
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205 * @return converted object
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206 */
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207 public static TruffleObject asTruffleObject(Object obj) {
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208 if (obj instanceof TruffleObject) {
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209 return ((TruffleObject) obj);
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210 }
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211 if (obj instanceof Class) {
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212 return new JavaObject(null, (Class<?>) obj);
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213 }
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214 if (obj == null) {
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215 return JavaObject.NULL;
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216 }
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217 return new JavaObject(obj, obj.getClass());
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218 }
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219
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220 /**
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221 * Takes executable object from a {@link TruffleLanguage} and converts it into an instance of a
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222 * <b>Java</b> <em>functional interface</em>.
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223 *
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224 * @param <T> requested and returned type
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225 * @param functionalType interface with a single defined method - so called
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226 * <em>functional interface</em>
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227 * @param function <em>Truffle</em> that responds to {@link Message#IS_EXECUTABLE} and can be
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228 * invoked
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229 * @return instance of interface that wraps the provided <code>function</code>
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230 */
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231 public static <T> T asJavaFunction(Class<T> functionalType, TruffleObject function) {
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232 final Method[] arr = functionalType.getDeclaredMethods();
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233 if (!functionalType.isInterface() || arr.length != 1) {
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234 throw new IllegalArgumentException();
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235 }
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236 Object obj = Proxy.newProxyInstance(functionalType.getClassLoader(), new Class<?>[]{functionalType}, new SingleHandler(function));
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237 return functionalType.cast(obj);
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238 }
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239
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240 /**
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241 * Takes a functional interface and its implementation (for example lambda function) and
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242 * converts it into object executable by <em>Truffle</em> languages. Here is a definition of
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243 * function returning the meaning of life as lambda expression, converting it back to
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244 * <b>Java</b> and using it:
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245 *
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246 * <pre>
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247 * TruffleObject to = JavaInterop.asTruffleFunction(Callable.<b>class</b>, () -> 42);
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248 * Callable c = JavaInterop.{@link #asJavaFunction(java.lang.Class, com.oracle.truffle.api.interop.TruffleObject) asJavaFunction}(Callable.<b>class</b>, to);
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249 * <b>assert</b> c.call() == 42;
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250 * </pre>
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251 *
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252 * @param <T> requested interface and implementation
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253 * @param functionalType interface with a single defined method - so called
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254 * <em>functional interface</em>
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255 * @param implementation implementation of the interface, or directly a lambda expression
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256 * defining the required behavior
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257 * @return an {@link Message#IS_EXECUTABLE executable} {@link TruffleObject} ready to be used in
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258 * any <em>Truffle</em> language
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259 */
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260 public static <T> TruffleObject asTruffleFunction(Class<T> functionalType, T implementation) {
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261 final Method[] arr = functionalType.getDeclaredMethods();
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262 if (!functionalType.isInterface() || arr.length != 1) {
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263 throw new IllegalArgumentException();
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264 }
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265 return new JavaFunctionObject(arr[0], implementation);
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266 }
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267
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268 static Message findMessage(MethodMessage mm) {
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269 if (mm == null) {
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270 return null;
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271 }
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272 return Message.valueOf(mm.message());
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273 }
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274
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275 static Object toJava(Object ret, Method method) {
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276 if (isPrimitive(ret)) {
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277 return ret;
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278 }
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279 if (ret instanceof TruffleObject) {
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280 if (Boolean.TRUE.equals(message(Message.IS_NULL, ret))) {
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281 return null;
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282 }
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283 }
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284 Class<?> retType = method.getReturnType();
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285 if (retType.isInstance(ret)) {
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286 return ret;
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287 }
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288 if (ret instanceof TruffleObject) {
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289 final TruffleObject truffleObject = (TruffleObject) ret;
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290 if (retType.isInterface()) {
22196
364e3f024643 Java objects passed into globalSymbol should be converted into something that Truffle languages can understand - e.g. TruffleObject instances.
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291 return asJavaObject(retType, method.getGenericReturnType(), truffleObject);
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292 }
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293 }
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294 return ret;
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295 }
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296
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297 private static final class SingleHandler implements InvocationHandler {
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298 private final TruffleObject symbol;
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299 private CallTarget target;
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300
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301 public SingleHandler(TruffleObject obj) {
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302 this.symbol = obj;
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303 }
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304
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305 @Override
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306 public Object invoke(Object proxy, Method method, Object[] arguments) throws Throwable {
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307 Object[] args = arguments == null ? EMPTY : arguments;
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308 if (target == null) {
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309 Node executeMain = Message.createExecute(args.length).createNode();
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310 RootNode symbolNode = new TemporaryRoot(TruffleLanguage.class, executeMain, symbol);
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311 target = Truffle.getRuntime().createCallTarget(symbolNode);
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312 }
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313 Object ret = target.call(args);
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314 return toJava(ret, method);
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315 }
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316 }
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317
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318 private static final class TruffleHandler implements InvocationHandler {
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319 private final TruffleObject obj;
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320
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321 public TruffleHandler(TruffleObject obj) {
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322 this.obj = obj;
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323 }
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324
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325 @Override
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326 public Object invoke(Object proxy, Method method, Object[] arguments) throws Throwable {
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Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
327 Object[] args = arguments == null ? EMPTY : arguments;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
328 Object val;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
329 for (int i = 0; i < args.length; i++) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
330 if (args[i] == null) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
331 continue;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
332 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
333 if (Proxy.isProxyClass(args[i].getClass())) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
334 InvocationHandler h = Proxy.getInvocationHandler(args[i]);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
335 if (h instanceof TruffleHandler) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
336 args[i] = ((TruffleHandler) h).obj;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
337 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
338 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
339 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
340
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
341 if (Object.class == method.getDeclaringClass()) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
342 return method.invoke(obj, args);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
343 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
344
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
345 String name = method.getName();
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
346 Message message = findMessage(method.getAnnotation(MethodMessage.class));
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
347 if (message == Message.WRITE) {
22136
1d804d691dc7 Removing useless null check
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22135
diff changeset
348 if (args.length != 1) {
22135
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
349 throw new IllegalStateException("Method needs to have a single argument to handle WRITE message " + method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
350 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
351 message(Message.WRITE, obj, name, args[0]);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
352 return null;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
353 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
354 if (message == Message.HAS_SIZE || message == Message.IS_BOXED || message == Message.IS_EXECUTABLE || message == Message.IS_NULL || message == Message.GET_SIZE) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
355 return message(message, obj);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
356 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
357
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
358 if (message == Message.READ) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
359 val = message(Message.READ, obj, name);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
360 return toJava(val, method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
361 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
362
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
363 if (message == Message.UNBOX) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
364 val = message(Message.UNBOX, obj);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
365 return toJava(val, method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
366 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
367
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
368 if (Message.createExecute(0).equals(message)) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
369 List<Object> copy = new ArrayList<>(args.length + 1);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
370 // copy.add(obj);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
371 copy.addAll(Arrays.asList(args));
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
372 message = Message.createExecute(copy.size());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
373 val = message(message, obj, copy.toArray());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
374 return toJava(val, method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
375 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
376
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
377 if (Message.createInvoke(0).equals(message)) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
378 List<Object> copy = new ArrayList<>(args.length + 1);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
379 copy.add(obj);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
380 copy.addAll(Arrays.asList(args));
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
381 message = Message.createInvoke(copy.size());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
382 val = message(message, obj, copy.toArray());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
383 return toJava(val, method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
384 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
385
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
386 if (Message.createNew(0).equals(message)) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
387 message = Message.createNew(args.length);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
388 val = message(message, obj, args);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
389 return toJava(val, method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
390 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
391
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
392 if (message == null) {
22162
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
393 Object ret;
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
394 try {
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
395 List<Object> callArgs = new ArrayList<>(args.length);
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
396 callArgs.add(name);
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
397 callArgs.addAll(Arrays.asList(args));
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
398 ret = message(Message.createInvoke(callArgs.size()), obj, callArgs.toArray());
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
399 } catch (IllegalArgumentException ex) {
22163
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
400 val = message(Message.READ, obj, name);
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
401 if (isPrimitive(val)) {
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
402 return val;
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
403 }
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
404 TruffleObject attr = (TruffleObject) val;
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
405 if (Boolean.FALSE.equals(message(Message.IS_EXECUTABLE, attr))) {
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
406 if (args.length == 0) {
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
407 return toJava(attr, method);
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
408 }
22192
1e753eabe503 Describing the semantics of Java/Truffle object interop
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22163
diff changeset
409 throw new IllegalArgumentException(attr + " cannot be invoked with " + args.length + " parameters");
22163
7a6719b66a74 Send Message.INVOKE first and only if it yields IllegalArgumentException consider going back to Message.READ, Message.IS_EXECUTABLE and Message.EXECUTE.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22162
diff changeset
410 }
22162
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
411 List<Object> callArgs = new ArrayList<>(args.length + 1);
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
412 // callArgs.add(attr);
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
413 callArgs.addAll(Arrays.asList(args));
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
414 ret = message(Message.createExecute(callArgs.size()), attr, callArgs.toArray());
b5b0f3621f05 Sending invoke message first to give a chance to object oriented languages to properly dispatch this/self
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22136
diff changeset
415 }
22135
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
416 return toJava(ret, method);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
417 }
22192
1e753eabe503 Describing the semantics of Java/Truffle object interop
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22163
diff changeset
418 throw new IllegalArgumentException("Unknown message: " + message);
22135
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
419 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
420
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
421 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
422
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
423 static boolean isPrimitive(Object attr) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
424 if (attr instanceof TruffleObject) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
425 return false;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
426 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
427 if (attr instanceof Number) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
428 return true;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
429 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
430 if (attr instanceof String) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
431 return true;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
432 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
433 if (attr instanceof Character) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
434 return true;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
435 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
436 if (attr instanceof Boolean) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
437 return true;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
438 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
439 return false;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
440 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
441
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
442 static Object message(final Message m, Object receiver, Object... arr) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
443 Node n = m.createNode();
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
444 CallTarget callTarget = Truffle.getRuntime().createCallTarget(new TemporaryRoot(TruffleLanguage.class, n, (TruffleObject) receiver));
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
445 return callTarget.call(arr);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
446 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
447
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
448 private static class TemporaryRoot extends RootNode {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
449 @Node.Child private Node foreignAccess;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
450 private final TruffleObject function;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
451
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
452 @SuppressWarnings("rawtypes")
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
453 public TemporaryRoot(Class<? extends TruffleLanguage> lang, Node foreignAccess, TruffleObject function) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
454 super(lang, null, null);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
455 this.foreignAccess = foreignAccess;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
456 this.function = function;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
457 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
458
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
459 @Override
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
460 public Object execute(VirtualFrame frame) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
461 return ForeignAccess.execute(foreignAccess, frame, function, frame.getArguments());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
462 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
463 } // end of TemporaryRoot
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
464
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
465 static final class JavaFunctionObject implements TruffleObject {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
466 final Method method;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
467 final Object obj;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
468
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
469 public JavaFunctionObject(Method method, Object obj) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
470 this.method = method;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
471 this.obj = obj;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
472 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
473
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
474 @Override
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
475 public ForeignAccess getForeignAccess() {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
476 return ForeignAccess.create(JavaFunctionObject.class, new JavaFunctionForeignAccess());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
477 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
478
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
479 } // end of JavaFunctionObject
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
480
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
481 static final class JavaObject implements TruffleObject {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
482 static final JavaObject NULL = new JavaObject(null, Object.class);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
483
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
484 final Object obj;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
485 final Class<?> clazz;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
486
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
487 public JavaObject(Object obj, Class<?> clazz) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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488 this.obj = obj;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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489 this.clazz = clazz;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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490 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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491
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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492 @Override
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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493 public ForeignAccess getForeignAccess() {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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494 return ForeignAccess.create(JavaObject.class, new JavaObjectForeignAccess());
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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495 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
496
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
497 @Override
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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498 public int hashCode() {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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499 return System.identityHashCode(obj);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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500 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
501
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
502 @Override
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
503 public boolean equals(Object other) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
504 if (other instanceof JavaObject) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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505 return obj == ((JavaObject) other).obj && clazz == ((JavaObject) other).clazz;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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506 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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507 return false;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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508 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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509 } // end of JavaObject
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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510
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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511 }