Here you can find the source of mlToPint(String vol_ml)
public static String mlToPint(String vol_ml)
//package com.java2s; import java.text.DecimalFormat; public class Main { private static DecimalFormat df0 = new DecimalFormat("0"); public static String mlToPint(String vol_ml) { double vol = Double.parseDouble(vol_ml); return df0.format((vol * 0.0338140225589) / 16); }// ww w .j a v a2s . c om public static Double mlToPint(Double vol_ml) { return (vol_ml * 0.0338140225589) / 16; } }