geode-core/src/main/java/org/apache/geode/internal/cache/eviction/EvictableEntry.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package org.apache.geode.internal.cache.eviction;

import org.apache.geode.internal.cache.RegionEntry;
import org.apache.geode.internal.cache.persistence.DiskRecoveryStore;

/**
 * Represents an entry in a Region map implementing eviction
 */
public interface EvictableEntry extends EvictionNode, RegionEntry {
  /**
   * If the key is stored as an Object then returns that object; but if the key is stored as
   * primitives then returns null.
   */
  Object getKeyForSizing();

  void setDelayedDiskId(DiskRecoveryStore diskRecoveryStore);
}