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  • 单位转换类UnitUtil2

    package com.jlb.scan.util;
    
    import java.math.BigDecimal;
    import java.text.DecimalFormat;
    
    import com.jlb.mobile.common.utils.StringUtil;
    
    /**
     * 单位转换
     *
     */
    public class UnitUtil2 {
        public static float convertG2KG(String numInG) {
            if (StringUtil.isEmpty(numInG)) {
                return 0f;
            }
    
            if (!NumberUtil.isRealNumber(numInG)) {
                return 0f;
            }
    
            return new BigDecimal(convertDigital2Str(numInG)).movePointLeft(3).floatValue();
        }
    
        public static String convertDigital2Str(String number) {
            if (StringUtil.isEmpty(number)) {
                return null;
            }
            DecimalFormat format = new DecimalFormat("#0.00");
            return format.format(new BigDecimal(number).doubleValue());
        }
    
        public static float convertCent2Dollar(String money) {
            if (StringUtil.isEmpty(money)) {
                return 0;
            }
    
            BigDecimal decimal = new BigDecimal(convertDigital2Str(money));
            return decimal.movePointLeft(2).floatValue();
        }
    
        public static float convertCent2Dollar(float money) {
            BigDecimal decimal = new BigDecimal(convertDigital2Str(money));
            return decimal.movePointLeft(2).floatValue();
    
        }
    
        public static String convertDigital2Str(float number) {
            DecimalFormat format = new DecimalFormat("#0.00");
            return format.format(number);
        }
    
    
        public static String convertKG2GStr(String numInKG) {
            if (StringUtil.isEmpty(numInKG)) {
                return "0";
            }
    
            if (!NumberUtil.isRealNumber(numInKG)) {
                return null;
            }
    
            return new BigDecimal(convertDigital2Str(numInKG)).movePointRight(3).toString();
        }
    }
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  • 原文地址:https://www.cnblogs.com/xinmengwuheng/p/5886329.html
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