Here you can find the source of base64Decode(String base64Str)
public static String base64Decode(String base64Str)
//package com.java2s; //License from project: Open Source License import java.util.Base64; public class Main { public static String base64Decode(String base64Str) { byte[] buffer = Base64.getDecoder().decode(base64Str); return new String(buffer); }/*from www .ja v a2s . co m*/ }