com.fasterxml.jackson.jaxrs.util.LRUMap Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jersey-all Show documentation

jersey-all is a rebundled verison of Jersey as one OSGi bundle.

There is a newer version: 2.22.2

package com.fasterxml.jackson.jaxrs.util;

import java.util.LinkedHashMap;
import java.util.Map;

/**
 * Helper for simple bounded LRU maps used for reusing lookup values.
 *
 * @since 2.2
 */
@SuppressWarnings("serial")
public class LRUMap extends LinkedHashMap
{
    protected final int _maxEntries;
    
    public LRUMap(int initialEntries, int maxEntries)
    {
        super(initialEntries, 0.8f, true);
        _maxEntries = maxEntries;
    }

    @Override
    protected boolean removeEldestEntry(Map.Entry eldest)
    {
        return size() > _maxEntries;
    }

}