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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/DebugManager.java @ 13874:c35d86f53ace

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fix Truffle JavaDoc
author Christian Wirth <christian.wirth@oracle.com>
date Wed, 05 Feb 2014 11:38:00 +0100
parents 4d47e9c0df23
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2013, 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;
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26
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27 import com.oracle.truffle.api.frame.*;
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28 import com.oracle.truffle.api.nodes.*;
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29 import com.oracle.truffle.api.nodes.instrument.*;
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30 import com.oracle.truffle.api.nodes.instrument.InstrumentationProbeNode.ProbeChain;
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31
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32 /**
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33 * Language-agnostic access to AST-based debugging support.
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34 * <p>
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35 * <strong>Disclaimer:</strong> this interface is under development and will change.
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36 */
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37 public interface DebugManager {
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38
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39 /**
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40 * Informs the {@link DebugManager} that the Guest Language runtime is starting to load a
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41 * source. Care should be taken to ensure that under any circumstance there is always a
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42 * following call to {@link #notifyFinishedLoading(Source)} with the same argument.
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43 */
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44 void notifyStartLoading(Source source);
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45
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46 /**
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47 * Informs the {@link DebugManager} that the Guest Language runtime has finished loading a
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48 * source. Care should be taken to ensure that under any circumstance there is always a prior
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49 * call to {@link #notifyStartLoading(Source)} with the same argument.
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50 */
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51 void notifyFinishedLoading(Source source);
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52
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53 /**
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54 * Return a reference to the (canonical) instrumentation site associated with a particular
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55 * source code location; this site will have effect on any Truffle/AST implementation
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56 * corresponding to the source location, even if the AST is copied multiple times.
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57 */
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58 ProbeChain getProbeChain(SourceSection sourceSection);
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59
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60 /**
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61 * Informs the {@link DebugManager} that Truffle execution has halted; execution will resume
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62 * when this method returns.
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63 *
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64 * @param astNode a guest language AST node that represents the current execution site, assumed
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65 * not to be any kind of {@link InstrumentationNode},
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66 * @param frame execution frame at the site where execution suspended
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67 */
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68 void haltedAt(Node astNode, MaterializedFrame frame);
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69
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70 }