/*
* Copyright (c) 2010, 2011, 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.
*
* 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
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*/
package com.sun.max.vm.stack;
import com.sun.max.vm.actor.member.*;
import com.sun.max.vm.value.*;
/**
* This interface represents a visitor of Java frames on a stack.
*/
public interface JavaFrameVisitor {
DebugValueVisitor getDebugValueVisitor();
/**
* This method is called by each frame as it is visited to enumerate the Java stack frames corresponding
* to the VM-level call stack. This method is called for each frame, from the topmost frame down.
* The format of the debug values, if they are generated is as follows:
*
* @param classMethodActor the method actor corresponding to the Java method
* @param bci the bytecode index in the method actor
* @return {@code true} if the stack walk should continue
*/
boolean visit(ClassMethodActor classMethodActor, int bci);
public interface DebugValueVisitor {
void visitLocal(int index, Value value);
void visitStack(int index, Value value);
void visitMonitor(int number, Value value);
}
}