Java BigDecimal Round round(BigDecimal initData, int scale)

Description

round

License

Apache License

Declaration

public static BigDecimal round(BigDecimal initData, int scale) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.math.BigDecimal;

public class Main {

    public static double round(double v, int scale) {
        if (scale < 0) {
            throw new IllegalArgumentException("The scale must be a positive integer or zero");
        }/*from   w w  w . ja v  a 2 s.c  o  m*/
        BigDecimal b = new BigDecimal(Double.toString(v));
        BigDecimal one = new BigDecimal("1");
        return b.divide(one, scale, BigDecimal.ROUND_HALF_UP).doubleValue();
    }

    public static BigDecimal round(BigDecimal initData, int scale) {

        if (initData == null) {
            return null;
        }

        return initData.setScale(scale, BigDecimal.ROUND_HALF_UP);
    }
}

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