Mercurial > hg > graal-compiler
comparison graal/com.oracle.jvmci.code/src/com/oracle/jvmci/code/stack/StackIntrospection.java @ 21556:48c1ebd24120
renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 27 May 2015 00:36:16 +0200 |
parents | graal/com.oracle.graal.api.code/src/com/oracle/graal/api/code/stack/StackIntrospection.java@f6ac86d3334e |
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1 /* | |
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 package com.oracle.jvmci.code.stack; | |
24 | |
25 import com.oracle.jvmci.meta.ResolvedJavaMethod; | |
26 | |
27 public interface StackIntrospection { | |
28 | |
29 /** | |
30 * Accesses the current stack, providing {@link InspectedFrame}s to the visitor that can be used | |
31 * to inspect the stack frames' contents. Iteration continues as long as | |
32 * {@link InspectedFrameVisitor#visitFrame}, which is invoked for every {@link InspectedFrame}, | |
33 * returns null. Any non-null result of the visitor indicates that frame iteration should stop. | |
34 * | |
35 * @param initialMethods if this is non-{@code null}, then the stack trace will start at these | |
36 * methods | |
37 * @param matchingMethods if this is non-{@code null}, then only matching stack frames are | |
38 * returned | |
39 * @param initialSkip the number of matching methods to skip (including the initial method) | |
40 * @param visitor the visitor that is called for every matching method | |
41 * @return the last result returned by the visitor (which is non-null to indicate that iteration | |
42 * should stop), or null if the whole stack was iterated. | |
43 */ | |
44 <T> T iterateFrames(ResolvedJavaMethod[] initialMethods, ResolvedJavaMethod[] matchingMethods, int initialSkip, InspectedFrameVisitor<T> visitor); | |
45 } |