/*
* Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package sun.jvm.hotspot.oops;
// A HeapVisitor is used for visiting all object in the heap
public interface HeapVisitor {
// This is called at the beginning of the iteration to provide the
// HeapVisitor with information about the amount of memory which
// will be traversed (for example, for displaying a progress bar)
public void prologue(long usedSize);
// Callback method for each object
// Return true if the iteration should be stopped.
public boolean doObj(Oop obj);
// This is called after the traversal is complete
public void epilogue();
};