Here you can find the source of readBase64Bytes(String str)
public static byte[] readBase64Bytes(String str)
//package com.java2s; //License from project: Open Source License import javax.xml.bind.DatatypeConverter; public class Main { public static byte[] readBase64Bytes(String str) { return DatatypeConverter.parseBase64Binary(str); }//from w w w .j a v a 2 s . co m }