CryptTool 封装了一些加密工具方法-实用

CryptTool 封装了一些加密工具方法-实用(3)  /**
  * 3DES加密(String).
  *
  * @param key SecretKey
  * @param src byte[]
  * @throws Exception
  * @return byte[]
  */
 public static String desEncrypt(Javax.crypto.SecretKey key, String src)
  throws Exception {
  return new String(desEncrypt(key, src.getBytes()));
 }

 /**
  * MD5 摘要计算(byte[]).
  *
  * @param src byte[]
  * @throws Exception
  * @return byte[] 16 bit digest
  */
 public static byte[] md5Digest(byte[] src) throws Exception {
  Java.security.MessageDigest alg =
   Java.security.MessageDigest.getInstance("MD5");
  // MD5 is 16 bit message digest

  return alg.digest(src);
 }

 /**
  * MD5 摘要计算(String).
  *
  * @param src String
  * @throws Exception
  * @return String
  */
 public static String md5Digest(String src) throws Exception {
  return new String(md5Digest(src.getBytes()));
 }

 /**
  * BASE64 编码.
  *
  * @param src String inputed string
  * @return String returned string
  */
 public static String base64Encode(String src) {
  sun.misc.BASE64Encoder encoder = new sun.misc.BASE64Encoder();

  return encoder.encode(src.getBytes());
 }

 /**
  * BASE64 编码(byte[]).
  *
  * @param src byte[] inputed string
  * @return String returned string
  */
 public static String base64Encode(byte[] src) {
  sun.misc.BASE64Encoder encoder = new sun.misc.BASE64Encoder();