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/*
 * This file is part of MongoWP.
 *
 * MongoWP is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * MongoWP is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with bson. If not, see .
 *
 * Copyright (C) 2016 8Kdata.
 *
 */
package com.eightkdata.mongowp.bson;

import com.eightkdata.mongowp.bson.impl.SimpleBsonNull;

/**
 *
 */
public interface BsonNull extends BsonValue {

    public static final int HASH = BsonType.NULL.hashCode();

    /**
     * Two BsonNull values are always equal.
     * @param obj
     * @return
     */
    @Override
    public boolean equals(Object obj);

    /**
     * The hashCode of a BsonNull is {@link #HASH}.
     * @return
     */
    @Override
    public int hashCode();
}