Here you can find the source of isBlank(BigDecimal value)
public static boolean isBlank(BigDecimal value)
//package com.java2s; //License from project: Apache License import java.math.BigDecimal; public class Main { public static boolean isBlank(BigDecimal value) { return (value == null || value.signum() == 0); }/*w w w.ja v a2 s.co m*/ }