Пример #1
0
  @Override
  protected DataMessageComponent getTransformedMessage(List<DataMessageComponent> cache)
      throws ProcessingException {

    final DataMessageComponent ret = MessageUtils.mergeAll(cache);
    ret.putScalar("message_text", "Hello World");
    return ret;
  }
  private Map<String, String> setMotors(final MotorContainer cont, final DataMessageComponent comp)
      throws DataMessageException {

    final Map<String, String> ret = new HashMap<String, String>(cont.size());
    for (MotorBean mb : cont.getExpressions()) {

      final String motorPath = SubstituteUtils.substitute(mb.getMotorName(), comp.getScalar());
      final String baseUri = TangoUtils.getHardwareAddress(motorPath);
      String attribute = mb.getAttributeName();
      if (attribute == null || "".equals(attribute.trim())) attribute = "Position";

      DeviceAttribute value = null;
      if (!mb.isReadOnly()) {
        try {
          final double dbl =
              ExpressionUtils.evaluateExpression(mb.getExpression(), comp.getScalar());
          if (Double.isNaN(dbl) || Double.isInfinite(dbl)) throw new Exception();
          value = new DeviceAttribute(attribute, dbl);

        } catch (Exception e) {
          final String exp = SubstituteUtils.substitute(mb.getExpression(), comp.getScalar());
          value = new DeviceAttribute(attribute, exp);
        }
      }

      try {
        final TangoConnection connection =
            TangoConnectionFactory.openConnection(baseUri, attribute);
        if (value != null) {
          connection.setValue(value); // Uses remote call for MockMode		
        }
        try {
          value = connection.getValue();
        } catch (Exception ne) {
          logger.debug("Error in TangoMotorTransformer " + getName());
          logger.debug("Error message: " + ne.getMessage());
          logger.debug(ne.getStackTrace().toString());
          value = new DeviceAttribute(attribute, 0.0);
        }
        try {
          final String dblString = String.valueOf(value.extractDouble());
          ret.put(connection.getName(), dblString);
        } catch (Exception ne) {
          ret.put(connection.getName(), String.valueOf(value.extractString()));
        }

      } catch (Exception e) {
        throw createDataMessageException("Cannot connect to " + baseUri, e);
      }
    }

    return ret;
  }
Пример #3
0
  protected DataMessageComponent getTransformedMessage(
      List<DataMessageComponent> port1Cache, List<DataMessageComponent> port2Cache)
      throws ProcessingException {

    final List<IDataset> sets1 = MessageUtils.getDatasets(port1Cache);
    final List<IDataset> sets2 = MessageUtils.getDatasets(port2Cache);
    final Collection<IDataset> sets = new HashSet<IDataset>(7);
    if (sets1 != null) sets.addAll(sets1);
    if (sets2 != null) sets.addAll(sets2);
    final AbstractDataset prod = Maths.multiply(sets, isCreateClone());

    try {
      final DataMessageComponent ret = new DataMessageComponent();
      ret.setList(prod);
      setUpstreamValues(ret, port1Cache, port2Cache);
      ret.putScalar("operation_names", MessageUtils.getNames(sets));
      return ret;

    } catch (Exception e) {
      throw createDataMessageException("Cannot generate multiplied data sets", e);
    }
  }
  @Override
  protected DataMessageComponent getTransformedMessage(List<DataMessageComponent> cache)
      throws ProcessingException {

    try {
      final MotorContainer cont =
          (MotorContainer) motorsParam.getBeanFromValue(MotorContainer.class);
      final DataMessageComponent comp = MessageUtils.mergeAll(cache);

      if (cont == null) {
        comp.putScalar("error_messsage", "No motors configured, '" + getName() + "' did nothing.");
        return comp;
      }

      final Map<String, String> values = setMotors(cont, comp);
      if (values != null) comp.addScalar(values);

      return comp;

    } catch (Exception e) {
      throw createDataMessageException("Cannot set motor values!", e);
    }
  }