private void handleEventType(State state, EcoTouchTags heatpumpCommandType) {
for (EcoTouchBindingProvider provider : providers) {
for (String itemName : provider.getItemNamesForType(heatpumpCommandType)) {
eventPublisher.postUpdate(itemName, state);
}
}
}
/** @{inheritDoc */
@Override
protected void execute() {
if (!bindingsExist()) {
logger.debug("There is no existing EcoTouch binding configuration => refresh cycle aborted!");
return;
}
try {
// collect all tags which are actively used in items
Set<String> tags = new HashSet<String>();
for (EcoTouchBindingProvider provider : providers) {
for (String tag : provider.getActiveTags()) {
tags.add(tag);
}
}
EcoTouchConnector connector = new EcoTouchConnector(ip, username, password, cookies);
// collect raw values from heat pump
HashMap<String, Integer> rawvalues = new HashMap<String, Integer>();
// request values (this could later be handled more efficiently
// inside connector.getValues(tags))
for (String tag : tags) {
try {
int rawvalue = connector.getValue(tag); // raw value from
// heat pump (needs
// interpretation)
rawvalues.put(tag, rawvalue);
} catch (Exception e) {
// the connector already logged the exception cause
// let's ignore it and try the next value (intermittent
// network problem?)
continue;
}
}
// post updates to event bus
for (EcoTouchBindingProvider provider : providers) {
for (EcoTouchTags item : provider.getActiveItems()) {
if (!rawvalues.containsKey(item.getTagName())) {
// could not get the value from the heat pump
continue;
}
int heatpumpValue = rawvalues.get(item.getTagName());
if (item.getType() == EcoTouchTags.Type.Analog) {
// analog value encoded as a scaled integer
BigDecimal decimal = new BigDecimal(heatpumpValue).divide(new BigDecimal(10));
handleEventType(new DecimalType(decimal), item);
} else if (item.getType() == EcoTouchTags.Type.Word) {
// integer
handleEventType(new DecimalType(heatpumpValue), item);
} else {
// bit field
heatpumpValue >>= item.getBitNum();
heatpumpValue &= 1;
handleEventType(new DecimalType(heatpumpValue), item);
}
}
}
// store authentication info
cookies = connector.getCookies();
} finally {
}
}
@Override
protected void internalReceiveCommand(String itemName, Command command) {
// find the EcoTouch binding for the itemName
EcoTouchTags tag = null;
for (EcoTouchBindingProvider provider : providers) {
try {
tag = provider.getTypeForItemName(itemName);
break;
} catch (Exception e) {
}
}
// consider special cases
if (tag == EcoTouchTags.TYPE_ADAPT_HEATING) {
double adapt = Double.parseDouble(command.toString());
adapt = (adapt + 2) * 2;
adapt = Math.max(0, adapt);
adapt = Math.min(8, adapt);
command = new DecimalType((int) adapt);
}
EcoTouchConnector connector = new EcoTouchConnector(ip, username, password, cookies);
int value = 0;
switch (tag.getType()) {
case Analog:
value = (int) (Double.parseDouble(command.toString()) * 10);
break;
case Word:
if (command == OnOffType.ON) {
value = 1;
} else if (command == OnOffType.OFF) {
value = 0;
} else {
value = Integer.parseInt(command.toString());
}
break;
case Bitfield:
try {
// read-modify-write style
value = connector.getValue(tag.getTagName());
int bitmask = 1 << tag.getBitNum();
if (command == OnOffType.OFF || Integer.parseInt(command.toString()) == 0) {
value = value & ~bitmask;
} else {
value = value | bitmask;
}
} catch (Exception e1) {
// connector.getValue() already logged a specific debug message
logger.warn("cannot send command '" + command + "' to item '" + itemName + "'");
return;
}
}
try {
connector.setValue(tag.getTagName(), value);
// It does not make sense to check the returned value from
// setValue().
// Even if the tag is read only, one would get the newly set value
// back.
} catch (Exception e) {
// connector.setValue() already logged a specific debug message
logger.warn("cannot send command '" + command + "' to item '" + itemName + "'");
}
}