Here you can find the source of parseBigDecimal(String s, NumberFormat format)
public static BigDecimal parseBigDecimal(String s, NumberFormat format) throws ParseException
//package com.java2s; /*/*from w w w .j a va 2 s . co m*/ * B3P Commons Core is a library with commonly used classes for webapps. * Included are clieop3, oai, security, struts, taglibs and other * general helper classes and extensions. * * Copyright 2000 - 2008 B3Partners BV * * This file is part of B3P Commons Core. * * B3P Commons Core is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * B3P Commons Core is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with B3P Commons Core. If not, see <http://www.gnu.org/licenses/>. */ import java.math.BigDecimal; import java.text.NumberFormat; import java.text.ParseException; public class Main { /** * Parst s volgens format. Returnt null indien s null is of een lege string. * Throws wel een exception indien s geen getal is. */ public static BigDecimal parseBigDecimal(String s, NumberFormat format) throws ParseException { if (s == null || s.trim().length() == 0) { return null; } else { return new BigDecimal(format.parse(s).doubleValue()); } } }