Here you can find the source of decapitalize(final String string)
private static String decapitalize(final String string)
//package com.java2s; //License from project: Open Source License public class Main { private static String decapitalize(final String string) { return Character.toLowerCase(string.charAt(0)) + string.substring(1); }/* w w w. j a va2 s . c om*/ }