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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/instrument/Visualizer.java @ 15450:be0c151d912b

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Truffle/Instrumentation: API revisions
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Tue, 29 Apr 2014 12:05:58 -0700
parents 0c6d8a08e31b
children bb9473723904
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0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
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1 /*
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2 * Copyright (c) 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. 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.instrument;
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26
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27 import com.oracle.truffle.api.*;
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28 import com.oracle.truffle.api.frame.*;
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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 * Visualization services for the benefit of {@link Instrumentation}-based tools, possibly
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33 * specialized for each guest language and possibly specialized for relevant information from the
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34 * underlying Truffle implementation.
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35 * <p>
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36 * <strong>Disclaimer:</strong> experimental interface under development.
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37 *
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38 * @See Instrumentation
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39 */
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40 public interface Visualizer {
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41
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42 /**
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43 * Gets a printer for Truffle ASTs, possibly specialized to be helpful for a specific guest
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44 * language implementation.
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45 */
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46 ASTPrinter getASTPrinter();
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47
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48 /**
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49 * A short description of a source location in terms of source + line number.
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50 */
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51 String displaySourceLocation(Node node);
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52
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53 /**
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54 * Describes the name of the method containing a node.
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55 */
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56 String displayMethodName(Node node);
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57
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58 /**
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59 * The name of the method.
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60 */
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61 String displayCallTargetName(CallTarget callTarget);
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62
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63 /**
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64 * Converts a value in the guest language to a display string.
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65 */
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66 String displayValue(Object value);
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67
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68 /**
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69 * Converts a slot identifier in the guest language to a display string.
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70 */
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71 String displayIdentifier(FrameSlot slot);
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72
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73 }