Mercurial > hg > graal-compiler
annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/instrument/SourceListener.java @ 15779:8c34e2cc4add
Truffle/Instrumentation: significant reorganization of the instrumentation framework's implementation and connection to the runtime ExecutionContext, with some new features, including a Tag-based "trap" mechanisms.
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Mon, 19 May 2014 17:14:36 -0700 |
parents | bb9473723904 |
children | 915ebb306fcc |
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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 |
bb9473723904
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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 |
bb9473723904
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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 |
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29 /** |
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30 * A client of the instrumentation framework that requests event notifications from the language |
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31 * engine when sources are loaded. |
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32 * <p> |
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33 * <strong>Disclaimer:</strong> experimental interface under development. |
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34 */ |
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35 public interface SourceListener { |
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36 |
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37 /** |
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38 * The guest language runtime is starting to load a source. Care should be taken to ensure that |
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39 * under any circumstance there is always a following call to {@link #loadEnding(Source)} with |
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40 * the same argument. |
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41 */ |
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42 void loadStarting(Source source); |
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43 |
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44 /** |
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45 * The guest language runtime has finished loading a source. Care should be taken to ensure that |
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46 * under any circumstance there is always a prior call to {@link #loadStarting(Source)} with the |
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47 * same argument. |
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48 */ |
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49 void loadEnding(Source source); |
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50 |
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51 } |