Java tutorial
//package com.java2s; //License from project: Apache License import java.util.Formatter; public class Main { public static String transferTP(String oldValue) { String newValue = oldValue; float ov = Float.valueOf(oldValue) / 1000; Formatter fmt = new Formatter(); if (ov >= 100) { newValue = String.valueOf(Math.floor(ov + 0.5)); } else if (ov > 10) { newValue = fmt.format("%.1f", ov).toString(); } else { newValue = fmt.format("%.2f", ov).toString(); } return newValue; } }