@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;
}
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);
}
}
