4 Replies Latest reply on Aug 22, 2007 5:33 PM by Pete Muir


    Tony Herstell Master

      Getting this...

      13:09:13,674 WARN [Component] Exception calling stateful session bean default @Remove method: encryptionController
      java.lang.RuntimeException: java.lang.RuntimeException: org.jboss.serial.exception.SerializationException: Could not create instance of javax.crypto.Cipher - javax.crypto.Cipher

      @Stateful // A component stays in existance for the duration of the Scope (session in this instance).
      @Name("encryptionController") // Name used within SEAM for an instance of this class.
      @Scope(ScopeType.SESSION) // Scope that this class exists in.
      public class EncryptionControllerImpl implements EncryptionController {
       * Inject and leverage the Seam Logger.
       private Log log;
       public static final String ENCRYPTION_PROPERTIES = "encryption.properties";
       public static final String PASS_PHRASE = "encryption.pass_phrase";
       * The properties for the encryption
       private Properties encryptionProperties;
       private Cipher ecipher;
       private Cipher dcipher;
       * Methods
       @Create // Is run whenever this bean is created.
       public void initEncryptionSystem() {
       * This will pupm out a key each time the system is run so that we can find
       * a valid key when we need one. ;)
       log.info("> initEncryptionSystem");
       encryptionProperties = getEncryptionProperties();
       String passPhrase = (String) encryptionProperties.get(PASS_PHRASE);
       log.info("System Pass Phrase: " + passPhrase); // <- Remove this for sanity!
       log.info("< initEncryptionSystem");
       * Sets up the Encrpytion engine based on the DES Algorithm
       * using the key retreive from the .properties file.
       private void initDesEncrypter(String passPhrase) {
       * Ciphers used for encryption/decryption.
       byte[] salt = {
       int iterationCount = 19;
       log.info("> initDesEncrypter");
       try {
       // Create the key
       KeySpec keySpec = new PBEKeySpec(passPhrase.toCharArray(), salt, iterationCount);
       SecretKey key = SecretKeyFactory.getInstance(
       ecipher = Cipher.getInstance(key.getAlgorithm());
       dcipher = Cipher.getInstance(key.getAlgorithm());
       // Prepare the parameter to the ciphers
       AlgorithmParameterSpec paramSpec = new PBEParameterSpec(salt, iterationCount);
       // Create the ciphers
       ecipher.init(Cipher.ENCRYPT_MODE, key, paramSpec);
       dcipher.init(Cipher.DECRYPT_MODE, key, paramSpec);
       } catch (java.security.InvalidAlgorithmParameterException e) {
       } catch (java.security.spec.InvalidKeySpecException e) {
       } catch (javax.crypto.NoSuchPaddingException e) {
       } catch (java.security.NoSuchAlgorithmException e) {
       } catch (java.security.InvalidKeyException e) {
       log.info("< initDesEncrypter");

      Just wondering if I can get rid of the exception somehow... it doesn't seem to cause a problem... just fills up the logs and worries me...