Here you can find the source of zeroPadSSN(String ssn)
public static String zeroPadSSN(String ssn)
//package com.java2s; /*// w w w.ja v a2 s. c o m * Copyright (c) 2012 Richard Scott McNew. * * This file is part of ParseChop. * * ParseChop is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * ParseChop is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with ParseChop. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static String zeroPadSSN(String ssn) { int ssnInt = Integer.parseInt(ssn); return String.format("%09d", ssnInt); } }