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// Portions Copyright [2019] Payara Foundation and/or affiliates

package com.sun.appserv.util.cache.mbeans;

import com.sun.appserv.util.cache.MultiLruCache;
import com.sun.appserv.util.cache.Constants;
/**
 * This class provides implementation for JmxLruCache MBean
 *
 * @author Krishnamohan Meduri ([email protected])
 * @version 1.4
 * @since May 4, 2005 
 */
public class JmxMultiLruCache extends JmxBaseCache 
                              implements JmxMultiLruCacheMBean {

    private final MultiLruCache multiLruCache;

    public JmxMultiLruCache(MultiLruCache multiLruCache, String name) {
        super(multiLruCache,name);
        this.multiLruCache = multiLruCache;
    }

    /**
     * Returns the number of entries that have been trimmed
     */
    @Override
    public Integer getTrimCount() {
        return (Integer) multiLruCache.getStatByName(
                                        Constants.STAT_MULTILRUCACHE_TRIM_COUNT);
    }

    /**
     * Returns the size of each segment
     */
    @Override
    public Integer getSegmentSize() {
        return (Integer) multiLruCache.getStatByName(
                                        Constants.STAT_MULTILRUCACHE_SEGMENT_SIZE);
    }

    /**
     * Returns the legnth of the segment list
     */
    @Override
    public Integer[] getSegmentListLength() {
        return (Integer[]) multiLruCache.getStatByName(
                                        Constants.STAT_MULTILRUCACHE_SEGMENT_LIST_LENGTH);
    }
}