MapEntryImpl.java

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/*
 * Javolution - Java(TM) Solution for Real-Time and Embedded Systems
 * Copyright (C) 2012 - Javolution (http://javolution.org/)
 * All rights reserved.
 * 
 * Permission to use, copy, modify, and distribute this software is
 * freely granted, provided that this notice is preserved.
 */
package javolution.util.internal.map;
 
import java.util.Map;
 
public final class MapEntryImpl<K, V> implements Map.Entry<K, V> {
 
    int hash;
    K key;
    MapEntryImpl<K, V> next;
    MapEntryImpl<K, V> previous;
    V value;
 
    @Override
    public K getKey() {
        return key;
    }
 
    @Override
    public V getValue() {
        return value;
    }
 
    @Override
    public V setValue(V value) {
        V oldValue = this.value;
        this.value = value;
        return oldValue;
    }
 
    @Override
    public String toString() {
        return key + "=" + value;
    }
 
}