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annotate graal/com.oracle.truffle.object/src/com/oracle/truffle/object/debug/JSONShapeVisitor.java @ 18408:2c3666f44855

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Truffle: initial commit of object API implementation
author Andreas Woess <andreas.woess@jku.at>
date Tue, 18 Nov 2014 23:19:43 +0100
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children b1530a6cce8c
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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.api.utilities.*;
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30 import com.oracle.truffle.api.utilities.JSONHelper.JSONArrayBuilder;
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31 import com.oracle.truffle.api.utilities.JSONHelper.JSONObjectBuilder;
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32 import com.oracle.truffle.object.*;
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33 import com.oracle.truffle.object.Transition.*;
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34
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35 public class JSONShapeVisitor extends DebugShapeVisitor<JSONObjectBuilder> {
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36 @Override
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37 public JSONObjectBuilder visitShape(Shape shape, Map<? extends Transition, ? extends Shape> transitions) {
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38 JSONObjectBuilder sb = JSONHelper.object();
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39 JSONArrayBuilder transitionarray = JSONHelper.array();
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40 for (Entry<? extends Transition, ? extends Shape> entry : transitions.entrySet()) {
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41 transitionarray.add(JSONHelper.object().add("transition", dumpTransition(entry.getKey())).add("successor", getId(entry.getValue())));
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42 }
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43 JSONArrayBuilder propertiesarray = JSONHelper.array();
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44 for (Property p : shape.getPropertyList()) {
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45 propertiesarray.add(dumpProperty(p));
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46 }
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47 sb.add("id", getId(shape));
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48 sb.add("properties", propertiesarray);
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49 sb.add("transitions", transitionarray);
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50 sb.add("predecessor", shape.getParent() != null ? getId(shape.getParent()) : null);
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51 sb.add("valid", shape.isValid());
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52 return sb;
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53 }
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54
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55 public JSONObjectBuilder dumpProperty(Property property) {
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56 return JSONHelper.object().add("id", property.getKey().toString()).add("location", dumpLocation(property.getLocation())).add("flags", property.getFlags());
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57 }
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58
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59 public JSONObjectBuilder dumpTransition(Transition transition) {
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60 JSONObjectBuilder sb = JSONHelper.object().add("type", transition.getShortName());
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61 if (transition instanceof PropertyTransition) {
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62 sb.add("property", dumpProperty(((PropertyTransition) transition).getProperty()));
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63 }
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64 return sb;
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65 }
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66
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67 public JSONObjectBuilder dumpLocation(Location location) {
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68 JSONObjectBuilder obj = JSONHelper.object();
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69 obj.add("type", (location instanceof TypedLocation ? ((TypedLocation) location).getType() : Object.class).getName());
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70 // if (location instanceof Locations.FieldLocation) {
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71 // obj.add("offset", ((Locations.FieldLocation) location).getOffset());
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72 // }
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73 // if (location instanceof Locations.ArrayLocation) {
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74 // obj.add("index", ((Locations.ArrayLocation) location).getIndex());
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75 // }
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76 if (location instanceof Locations.ValueLocation) {
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77 obj.add("value", String.valueOf(((Locations.ValueLocation) location).get(null, false)));
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78 }
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79 return obj;
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80 }
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81 }