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annotate graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/UnsupportedSpecializationException.java @ 13861:28479abd1a69

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Truffle-DSL: implemented support for UnsupportedSpecializationException#getSuppliedNodes().
author Christian Humer <christian.humer@gmail.com>
date Mon, 03 Feb 2014 20:59:57 +0100
parents f270f09616da
children 79fb8b5ef185
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1 /*
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2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.dsl;
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26
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27 import java.util.*;
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28
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29 import com.oracle.truffle.api.nodes.*;
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30
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31 /**
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32 * Thrown by the generated code of Truffle-DSL if no compatible Specialization could be found for
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33 * the provided values.
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34 */
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35 public final class UnsupportedSpecializationException extends RuntimeException {
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36
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37 private static final long serialVersionUID = -2122892028296836269L;
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38
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39 private final Node node;
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40 private final Node[] suppliedNodes;
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41 private final Object[] suppliedValues;
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42
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43 public UnsupportedSpecializationException(Node node, Node[] suppliedNodes, Object... suppliedValues) {
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44 super("Unexpected values provided for " + node + ": " + Arrays.toString(suppliedValues));
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45 Objects.requireNonNull(suppliedNodes, "The suppliedNodes parameter must not be null.");
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46 if (suppliedNodes.length != suppliedValues.length) {
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47 throw new IllegalArgumentException("The length of suppliedNodes must match the length of suppliedValues.");
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48 }
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49 this.node = node;
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50 this.suppliedNodes = suppliedNodes;
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51 this.suppliedValues = suppliedValues;
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52 }
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53
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54 /**
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55 * Returns the {@link Node} that caused the this {@link UnsupportedSpecializationException}.
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56 */
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57 public Node getNode() {
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58 return node;
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59 }
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60
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61 /**
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62 * Returns the children of the {@link Node} returned by {@link #getNode()} which produced the
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63 * values returned by {@link #getSuppliedValues()}. The array returned by
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64 * {@link #getSuppliedNodes()} has the same length as the array returned by
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65 * {@link #getSuppliedValues()}. Never returns null.
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66 */
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67 public Node[] getSuppliedNodes() {
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68 return suppliedNodes;
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69 }
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70
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71 /**
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72 * Returns the dynamic values that were supplied to the node.The array returned by
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73 * {@link #getSuppliedNodes()} has the same length as the array returned by
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74 * {@link #getSuppliedValues()}. Never returns null.
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75 */
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76 public Object[] getSuppliedValues() {
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77 return suppliedValues;
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78 }
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79
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80 }