| /* |
| * This file is part of the Jikes RVM project (http://jikesrvm.org). |
| * |
| * This file is licensed to You under the Eclipse Public License (EPL); |
| * You may not use this file except in compliance with the License. You |
| * may obtain a copy of the License at |
| * |
| * http://www.opensource.org/licenses/eclipse-1.0.php |
| * |
| * See the COPYRIGHT.txt file distributed with this work for information |
| * regarding copyright ownership. |
| */ |
| package org.mmtk.vm; |
| |
| import org.mmtk.plan.TraceLocal; |
| import org.vmmagic.pragma.Uninterruptible; |
| |
| /** |
| * This class manages finalizable objects. |
| */ |
| @Uninterruptible |
| public abstract class FinalizableProcessor { |
| |
| /** |
| * Clear the contents of the table. This is called when finalization is |
| * disabled to make it easier for VMs to change this setting at runtime. |
| */ |
| public abstract void clear(); |
| |
| /** |
| * Scan through the list of references. |
| * |
| * @param trace the thread local trace element. |
| * @param nursery true if it is safe to only scan new references. |
| */ |
| public abstract void scan(TraceLocal trace, boolean nursery); |
| |
| /** |
| * Iterate over and forward entries in the table. |
| */ |
| public abstract void forward(TraceLocal trace, boolean nursery); |
| } |