Calculates BigDecimal divided by total - Java java.math

Java examples for java.math:BigDecimal Calculation

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Description

Calculates BigDecimal divided by total

Demo Code


//package com.java2s;
import java.math.BigDecimal;

public class Main {
    public static void main(String[] argv) throws Exception {
        BigDecimal num = new BigDecimal("1234");
        int total = 2;
        System.out.println(divide(num, total));
    }/*from  w ww  .  j a v  a  2  s  .c  om*/

    /**
     * Calculates num divided by total3
     * e.g. divide(5, 100)= 0.05
     * @param num the number to divide
     * @param total the number to be divided
     * @return num divided by total
     */
    public static BigDecimal divide(BigDecimal num, int total) {
        if (total == 0) {
            throw new IllegalArgumentException(
                    "Total cannot be ZERO when dividing");
        }
        BigDecimal bTotal = new BigDecimal(total);
        return num.divide(bTotal, 2, BigDecimal.ROUND_HALF_UP);
    }
}

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