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The MongoDB Java Driver uber-artifact, containing mongodb-driver, mongodb-driver-core, and bson

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/*
 * Copyright (c) 2008-2014 MongoDB, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.bson;

/**
 * Base class for the three numeric BSON types.  This class mirrors the functionality provided by {@code java.lang.Number}.
 *
 * @since 3.0
 */
public abstract class BsonNumber extends BsonValue {
    /**
     * Returns the value of the specified number as an {@code int}, which may involve rounding or truncation.
     *
     * @return the numeric value represented by this object after conversion to type {@code int}.
     */
    public abstract int intValue();

    /**
     * Returns the value of the specified number as an {@code long}, which may involve rounding or truncation.
     *
     * @return the numeric value represented by this object after conversion to type {@code long}.
     */
    public abstract long longValue();

    /**
     * Returns the value of the specified number as a {@code double}, which may involve rounding.
     *
     * @return the numeric value represented by this object after conversion to type {@code double}.
     */
    public abstract double doubleValue();
}