CR-MicroLabs-JavaFundamentals-DanDoBetterDrills/MathUtilities.java

/**
 * Created by dan on 6/14/17.
 */
public class MathUtilities {

    public Integer add(int baseValue, int addedValue) 
    {
        int sum = baseValue + addedValue;
        
        return sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Long add(long baseValue, long difference) 
    {
        long sum = baseValue + difference ;
        return sum;
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Short add(short baseValue, short addedValue) 
    {
        return (short)(baseValue + addedValue);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Byte add(byte baseValue, byte difference) 
    {
        return (byte)(baseValue + difference);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Float add(float baseValue, float addedValue) 
    {
        return (float)(baseValue + addedValue);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to add to starting value
     * @return sum of `baseValue` and `difference`
     */
    public Double add(double baseValue, double addedValue) 
    {
        return (double)(baseValue + addedValue);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Integer subtract(int baseValue, int difference) 
    {
        return (int)(baseValue - difference);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Long subtract(long baseValue, long difference)
    {
        return (long)(baseValue - difference);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Short subtract(short baseValue, short difference)
    {
        return (short)(baseValue - difference);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Byte subtract(byte baseValue, byte difference) 
    {
        return (byte)(baseValue - difference);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Float subtract(float baseValue, float difference)
    {
        return (float)(baseValue - difference);
    }

    /**
     * @param baseValue  starting value
     * @param difference value to subtract from starting value
     * @return difference between `baseValue` and `difference`
     */
    public Double subtract(double baseValue, double difference)
    {
        return (double)(baseValue - difference);
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Integer divide(int dividend, int divisor)
    {
        return (int)(dividend / divisor);
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Long divide(long dividend, long divisor)
    {
        return (long)(dividend / divisor);
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Short divide(short dividend, short divisor)
    {
        return (short)(dividend / divisor);
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Byte divide(byte dividend, byte divisor) 
    {
        return (byte)(dividend / divisor);
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Float divide(float dividend, float divisor) 
    {
        return (float)(dividend / divisor);
    }

    /**
     * @param dividend value to be divided
     * @param divisor value to divide by
     * @return division of `dividend` by `divisor
     */
    public Double divide(double dividend, double divisor) 
    {
        return (double)(dividend / divisor);
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Integer multiply(int multiplicand, int multiplier) 
    {
        return (int)(multiplicand * multiplier);
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Long multiply(long multiplicand, long multiplier) 
    {
        return (long)(multiplicand * multiplier);
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Short multiply(short multiplicand, short multiplier) 
    {
        return (short)(multiplicand * multiplier);
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Byte multiply(byte multiplicand, byte multiplier)
    {
        return (byte)(multiplicand * multiplier);
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Float multiply(float multiplicand, float multiplier) 
    {
        return (float)(multiplicand * multiplier);
    }

    /**
     * @param multiplicand value to be multiplied
     * @param multiplier value to multiply by
     * @return product of `multiplicand` by `multiplier`
     */
    public Double multiply(double multiplicand, double multiplier) 
    {
        return (double)(multiplicand * multiplier);
    }

    /**
      * @return true
     */
    public Boolean returnTrue() 
    {
        return true;
    }

    /**
     * @return false
     */
    public Boolean returnFalse() {
        return false;
    }

}