Examples of javax.security.sasl.SaslException

javax.security.sasl.SaslException
This class represents an error that has occurred when using SASL. @since 1.5 @author Rosanna Lee @author Rob Weltman

        {
            return new AnonymousSaslServer();
        }
        else
        {
            throw new SaslException("Unknown mechanism: " + mechanism);
        }
    }

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                    } else if (current instanceof DigestHashCallback) {
                        DigestHashCallback dhc = (DigestHashCallback) current;
                        try {
                            UsernamePasswordHashUtil uph = new UsernamePasswordHashUtil();
                            if (userName == null || realm == null) {
                                throw new SaslException("Insufficient information to generate hash.");
                            }
                            dhc.setHash(uph.generateHashedURP(userName, realm, password.toCharArray()));
                        } catch (NoSuchAlgorithmException e) {
                            throw new SaslException("Unable to generate hash", e);
                        }
                    }
                }


            }

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                    NameCallback ncb = (NameCallback) current;
                    if (username == null) {
                        showRealm();
                        username = readLine("Username: ", false, true);
                        if (username == null || username.length() == 0) {
                            throw new SaslException("No username supplied.");
                        }
                    }
                    ncb.setName(username);
                } else if (current instanceof PasswordCallback && digest == null) {
                    // If a digest had been set support for PasswordCallback is disabled.

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                    NameCallback ncb = (NameCallback) current;
                    if (username == null) {
                        showRealm();
                        username = readLine("Username: ", false, true);
                        if (username == null || username.length() == 0) {
                            throw new SaslException("No username supplied.");
                        }
                    }
                    ncb.setName(username);
                } else if (current instanceof PasswordCallback && digest == null) {
                    // If a digest had been set support for PasswordCallback is disabled.

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      switch (saslMessage.getState()) {
        case WRAP: {
          if (!saslContextEstablished || !useWrap) {
            throw new WrappedRpcServerException(
                RpcErrorCodeProto.FATAL_INVALID_RPC_HEADER,
                new SaslException("Server is not wrapping data"));
          }
          // loops over decoded data and calls processOneRpc
          unwrapPacketAndProcessRpcs(saslMessage.getToken().toByteArray());
          break;
        }

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    private void saslProcess(RpcSaslProto saslMessage)
        throws WrappedRpcServerException, IOException, InterruptedException {
      if (saslContextEstablished) {
        throw new WrappedRpcServerException(
            RpcErrorCodeProto.FATAL_INVALID_RPC_HEADER,
            new SaslException("Negotiation is already complete"));
      }
      RpcSaslProto saslResponse = null;
      try {
        try {
          saslResponse = processSaslMessage(saslMessage);

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          }
          break;
        }
        case INITIATE: {
          if (saslMessage.getAuthsCount() != 1) {
            throw new SaslException("Client mechanism is malformed");
          }
          // verify the client requested an advertised authType
          SaslAuth clientSaslAuth = saslMessage.getAuths(0);
          if (!negotiateResponse.getAuthsList().contains(clientSaslAuth)) {
            if (sentNegotiate) {
              throw new AccessControlException(
                  clientSaslAuth.getMethod() + " authentication is not enabled."
                      + "  Available:" + enabledAuthMethods);
            }
            saslResponse = buildSaslNegotiateResponse();
            break;
          }
          authMethod = AuthMethod.valueOf(clientSaslAuth.getMethod());
          // abort SASL for SIMPLE auth, server has already ensured that
          // SIMPLE is a legit option above.  we will send no response
          if (authMethod == AuthMethod.SIMPLE) {
            switchToSimple();
            saslResponse = null;
            break;
          }
          // sasl server for tokens may already be instantiated
          if (saslServer == null || authMethod != AuthMethod.TOKEN) {
            saslServer = createSaslServer(authMethod);
          }
          saslResponse = processSaslToken(saslMessage);
          break;
        }
        case RESPONSE: {
          saslResponse = processSaslToken(saslMessage);
          break;
        }
        default:
          throw new SaslException("Client sent unsupported state " + state);
      }
      return saslResponse;
    }

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    }


    private RpcSaslProto processSaslToken(RpcSaslProto saslMessage)
        throws SaslException {
      if (!saslMessage.hasToken()) {
        throw new SaslException("Client did not send a token");
      }
      byte[] saslToken = saslMessage.getToken().toByteArray();
      if (LOG.isDebugEnabled()) {
        LOG.debug("Have read input token of size " + saslToken.length
            + " for processing by saslServer.evaluateResponse()");

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                                     new HashMap<String, Object>(), new PlainCallbackHandler());


        }
        else
        {
            throw new SaslException("Unknown mechanism: " + mechanism);
        }
    }

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        {
            return new ExternalSaslServer(externalPrincipal);
        }
        else
        {
            throw new SaslException("Unknown mechanism: " + mechanism);
        }
    }

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