三重数据加解密算法

/ * @Author yanjun.hou */public class TripleDESUtil {    public static final string CIPHERMODE = "DESede/ECB/PKCS5Padding";    public static final String ENCODE = "utf-8";    public static final String TRIPLEDES_KEY="1234567890qwertas";    /     * 初始化密钥     * @return     * @throws Exception     */    public static String getKeyStr() throws Exception{ return Base64.encodeBase64String(TRIPLEDES_KEY.getBytes());    }    /     * 加密     * @param src     * @return     */    public static String encrypt(String src) { if (StringUtils.isBlank(src)) {     return ""; } try {     DESedeKeySpec dks = new DESedeKeySpec(getKeyStr().getBytes(ENCODE));     SecretKeyFactory keyFactory = SecretKeyFactory .getInstance("DESede");     SecretKey securekey = keyFactory.generateSecret(dks);     Cipher cipher = Cipher.getInstance(CIPHERMODE);     cipher.init(Cipher.ENCRYPT_MODE, securekey);     byte[] b = cipher.doFinal(src.getBytes());     return Base64.encodeBase64String(b).replaceAll("\r", "").replaceAll("\n", ""); } catch (Exception e) {     e.printStackTrace(); } return "";    }    /     * 解密     * @param src     * @return     */    public static String decrypt(String src) { if (StringUtils.isBlank(src)) {     return ""; } try {     byte[] bytesrc = Base64.decodeBase64(src);     DESedeKeySpec dks = new DESedeKeySpec(getKeyStr().getBytes(ENCODE));     SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DESede");     SecretKey securekey = keyFactory.generateSecret(dks);     Cipher cipher = Cipher.getInstance(CIPHERMODE);     cipher.init(Cipher.DECRYPT_MODE, securekey);     byte[] retByte = cipher.doFinal(bytesrc);     return new String(retByte, "utf-8"); } catch (Exception e) {     e.printStackTrace(); } return "";    }}