Java Number Add add(Double v1, Double v2)

Description

add

License

LGPL

Declaration

public static Double add(Double v1, Double v2) 

Method Source Code

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

import java.math.BigDecimal;

public class Main {

    public static Double add(Double v1, Double v2) {
        checkArguments(v1, v2);//from w  w w .j a  v  a  2 s  .com
        BigDecimal b1 = new BigDecimal(Double.toString(v1));
        BigDecimal b2 = new BigDecimal(Double.toString(v2));
        return b1.add(b2).doubleValue();
    }

    private static void checkArguments(Double v1, Double v2) {
        if (v1 == null || v2 == null) {
            throw new IllegalArgumentException("caculate error: argument v1 or v2 can not be null");
        }
    }
}

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