Here you can find the source of doubleToIntString(final double value)
public static String doubleToIntString(final double value)
//package com.java2s; //License from project: Open Source License public class Main { public static String doubleToIntString(final double value) { return intToString(new Double(value).intValue()); }//from w w w .j av a 2s . c om public static String intToString(final int value) { return Integer.toString(value); } }