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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.commons.lang.mutable;

/**
 *  A mutable short wrapper.
 *
 *  @see Short
 *  @since 2.1
 *  @author Apache Software Foundation
 *  @version $Id: MutableShort.java 905707 2010-02-02 16:59:59Z niallp $
 *
 * @deprecated Commons Lang 2 is in maintenance mode. Commons Lang 3 should be used instead.
 */
@Deprecated(since = "2021-04-30")
public class MutableShort extends Number implements Comparable, Mutable {

    /**
     * Required for serialization support.
     *
     * @see java.io.Serializable
     */
    private static final long serialVersionUID = -2135791679L;

    /**
     * The mutable value.
     */
    private short value;

    /**
     * Constructs a new MutableShort with the default value of zero.
     */
    public MutableShort() {
        super();
    }

    /**
     * Constructs a new MutableShort with the specified value.
     *
     * @param value  the initial value to store
     */
    public MutableShort(short value) {
        super();
        this.value = value;
    }

    /**
     * Constructs a new MutableShort with the specified value.
     *
     * @param value  the initial value to store, not null
     * @throws NullPointerException if the object is null
     */
    public MutableShort(Number value) {
        super();
        this.value = value.shortValue();
    }

    /**
     * Constructs a new MutableShort parsing the given string.
     *
     * @param value  the string to parse, not null
     * @throws NumberFormatException if the string cannot be parsed into a short
     * @since 2.5
     */
    public MutableShort(String value) throws NumberFormatException {
        super();
        this.value = Short.parseShort(value);
    }

    // -----------------------------------------------------------------------
    /**
     * Gets the value as a Short instance.
     *
     * @return the value as a Short, never null
     */
    public Object getValue() {
        return new Short(this.value);
    }

    /**
     * Sets the value.
     *
     * @param value  the value to set
     */
    public void setValue(short value) {
        this.value = value;
    }

    /**
     * Sets the value from any Number instance.
     *
     * @param value  the value to set, not null
     * @throws NullPointerException if the object is null
     * @throws ClassCastException if the type is not a {@link Number}
     */
    public void setValue(Object value) {
        setValue(((Number) value).shortValue());
    }

    // -----------------------------------------------------------------------
    /**
     * Increments the value.
     *
     * @since Commons Lang 2.2
     */
    public void increment() {
        value++;
    }

    /**
     * Decrements the value.
     *
     * @since Commons Lang 2.2
     */
    public void decrement() {
        value--;
    }

    // -----------------------------------------------------------------------
    /**
     * Adds a value to the value of this instance.
     *
     * @param operand  the value to add, not null
     * @since Commons Lang 2.2
     */
    public void add(short operand) {
        this.value += operand;
    }

    /**
     * Adds a value to the value of this instance.
     *
     * @param operand  the value to add, not null
     * @throws NullPointerException if the object is null
     * @since Commons Lang 2.2
     */
    public void add(Number operand) {
        this.value += operand.shortValue();
    }

    /**
     * Subtracts a value from the value of this instance.
     *
     * @param operand  the value to subtract, not null
     * @since Commons Lang 2.2
     */
    public void subtract(short operand) {
        this.value -= operand;
    }

    /**
     * Subtracts a value from the value of this instance.
     *
     * @param operand  the value to subtract, not null
     * @throws NullPointerException if the object is null
     * @since Commons Lang 2.2
     */
    public void subtract(Number operand) {
        this.value -= operand.shortValue();
    }

    // -----------------------------------------------------------------------
    // bytValue relies on Number implementation
    /**
     * Returns the value of this MutableShort as a short.
     *
     * @return the numeric value represented by this object after conversion to type short.
     */
    public short shortValue() {
        return value;
    }

    /**
     * Returns the value of this MutableShort as an int.
     *
     * @return the numeric value represented by this object after conversion to type int.
     */
    public int intValue() {
        return value;
    }

    /**
     * Returns the value of this MutableShort as a long.
     *
     * @return the numeric value represented by this object after conversion to type long.
     */
    public long longValue() {
        return value;
    }

    /**
     * Returns the value of this MutableShort as a float.
     *
     * @return the numeric value represented by this object after conversion to type float.
     */
    public float floatValue() {
        return value;
    }

    /**
     * Returns the value of this MutableShort as a double.
     *
     * @return the numeric value represented by this object after conversion to type double.
     */
    public double doubleValue() {
        return value;
    }

    // -----------------------------------------------------------------------
    /**
     * Gets this mutable as an instance of Short.
     *
     * @return a Short instance containing the value from this mutable, never null
     */
    public Short toShort() {
        return new Short(shortValue());
    }

    // -----------------------------------------------------------------------
    /**
     * Compares this object to the specified object. The result is true if and only if the argument
     * is not null and is a MutableShort object that contains the same short
     * value as this object.
     *
     * @param obj  the object to compare with, null returns false
     * @return true if the objects are the same; false otherwise.
     */
    public boolean equals(Object obj) {
        if (obj instanceof MutableShort) {
            return value == ((MutableShort) obj).shortValue();
        }
        return false;
    }

    /**
     * Returns a suitable hash code for this mutable.
     *
     * @return a suitable hash code
     */
    public int hashCode() {
        return value;
    }

    // -----------------------------------------------------------------------
    /**
     * Compares this mutable to another in ascending order.
     *
     * @param obj the other mutable to compare to, not null
     * @return negative if this is less, zero if equal, positive if greater
     * @throws ClassCastException if the argument is not a MutableShort
     */
    public int compareTo(Object obj) {
        MutableShort other = (MutableShort) obj;
        short anotherVal = other.value;
        return value < anotherVal ? -1 : (value == anotherVal ? 0 : 1);
    }

    // -----------------------------------------------------------------------
    /**
     * Returns the String value of this mutable.
     *
     * @return the mutable value as a string
     */
    public String toString() {
        return String.valueOf(value);
    }
}




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