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view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/instrument/Instrumentation.java @ 15279:0c6d8a08e31b
Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Sun, 20 Apr 2014 20:37:27 -0700 |
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/* * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.truffle.api.instrument; import java.util.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.source.*; public interface Instrumentation { /** * Adds a new specification for how to instrument ASTs. */ void addNodeProber(ASTNodeProber nodeProber); /** * Registers a tool interested in being notified about the insertion of a newly created * {@link Probe} into a Truffle AST. */ void addProbeListener(ProbeListener listener); /** * Return the (possibly newly created) {@link Probe} uniquely associated with a particular * source code location. A newly created probe carries no tags. * * @param eventListener an optional listener for certain instrumentation-related events * @return a probe uniquely associated with an extent of guest language source code. */ Probe getProbe(SourceSection sourceSection, InstrumentEventListener eventListener); /** * Returns all existing probes with specific tag, or all probes if {@code tag = null}; empty * collection if no probes found. */ Collection<Probe> findProbesTaggedAs(PhylumTag tag); /** * Returns all existing probes with first character on a specified line; empty collection if no * probes found. */ Collection<Probe> findProbesByLine(SourceLineLocation lineLocation); }