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annotate graal/com.oracle.truffle.object/src/com/oracle/truffle/object/debug/GraphvizShapeVisitor.java @ 20130:8dc73c226c63
Truffle: cache NodeClass lookup in Node.
author | Christian Humer <christian.humer@gmail.com> |
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date | Thu, 02 Apr 2015 01:26:31 +0200 |
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1 /* |
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2 * Copyright (c) 2014, 2014, 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. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.truffle.object.debug; |
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24 |
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25 import java.util.*; |
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26 import java.util.Map.Entry; |
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27 |
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28 import com.oracle.truffle.api.object.*; |
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29 import com.oracle.truffle.object.*; |
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30 |
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31 public class GraphvizShapeVisitor extends DebugShapeVisitor<GraphvizShapeVisitor> { |
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32 private final Set<Shape> drawn; |
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33 private final StringBuilder sb = new StringBuilder(); |
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34 |
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35 public GraphvizShapeVisitor() { |
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36 this.drawn = new HashSet<>(); |
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37 } |
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38 |
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39 @Override |
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40 public GraphvizShapeVisitor visitShape(Shape shape, Map<? extends Transition, ? extends Shape> transitions) { |
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41 if (!drawn.add(shape)) { |
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42 return null; |
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43 } |
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44 |
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45 String prefix = "s"; |
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46 sb.append(prefix).append(getId(shape)); |
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47 sb.append(" [label=\""); |
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48 if (shape.getLastProperty() != null) { |
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49 sb.append(escapeString(shape.getLastProperty().toString())); |
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50 } else { |
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51 sb.append("ROOT"); |
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52 } |
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53 sb.append("\""); |
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54 sb.append(", shape=\"rectangle\""); |
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55 if (!shape.isValid()) { |
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56 sb.append(", color=\"red\", style=dotted"); |
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57 } |
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58 sb.append("];"); |
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59 |
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60 for (Entry<? extends Transition, ? extends Shape> entry : transitions.entrySet()) { |
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61 Shape dst = entry.getValue(); |
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62 dst.accept(this); |
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63 assert drawn.contains(dst); |
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64 |
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65 sb.append(prefix).append(getId(shape)).append("->").append(prefix).append(getId(dst)); |
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66 sb.append(" [label=\"").append(escapeString(entry.getKey().getShortName())).append("\"]"); |
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67 sb.append(";"); |
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68 } |
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69 |
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70 return this; |
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71 } |
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72 |
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73 private static String escapeString(String str) { |
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74 return str.replaceAll("\\\\", "\\\\").replaceAll("\"", "\\\\\""); |
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75 } |
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76 |
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77 @Override |
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78 public String toString() { |
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79 return new StringBuilder("digraph{").append(sb).append("}").toString(); |
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80 } |
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81 } |