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/*
 * Copyright (c) 2006 Hyperic, Inc.
 *
 * Licensed 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.hyperic.sigar.pager;

/**
 * This class is useful for classes that implement PagerProcessorExt and 
 * need to do some initialization before paging begins and some cleanup
 * after paging has ended.
 */
public interface PagerEventHandler {

    /** Called before paging begins. */
    public void init();

    /** Called after paging ends. */
    public void cleanup();
}