Java tutorial
//package com.java2s; //License from project: Apache License import javax.crypto.spec.SecretKeySpec; public class Main { private static SecretKeySpec generateAESKey(String password) { byte[] data = null; StringBuilder sb = new StringBuilder(); sb.append(password); while (sb.length() < 16) sb.append("0"); if (sb.length() > 16) sb.setLength(16); try { data = sb.toString().getBytes("UTF-8"); return new SecretKeySpec(data, "AES"); } catch (Exception e) { e.printStackTrace(); return null; } } }