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package com.zipwhip.util;

/**
 * Created by IntelliJ IDEA.
 * User: Michael
 * Date: 11/26/11
 * Time: 11:41 PM
 *
 * Key/value pair
 */
public class KeyValuePair {

    private K key;
    private V value;

    public KeyValuePair(K key, V value) {
        this.key = key;
        this.value = value;
    }

    public K getKey() {
        return key;
    }

    public V getValue() {
        return value;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (!(o instanceof KeyValuePair)) return false;

        KeyValuePair that = (KeyValuePair) o;

        if (!key.equals(that.key)) return false;
        if (value != null ? !value.equals(that.value) : that.value != null) return false;

        return true;
    }

    @Override
    public int hashCode() {
        int result = key.hashCode();
        result = 31 * result + (value != null ? value.hashCode() : 0);
        return result;
    }
}