// TODO return OpenMUC value
private double getValue(SML_ListEntry entry) {
double value = 0;
ASNObject obj = entry.getValue().getChoice();
if (obj.getClass().equals(Integer64.class)) {
Integer64 val = (Integer64) obj;
value = val.getVal();
} else if (obj.getClass().equals(Integer32.class)) {
Integer32 val = (Integer32) obj;
value = val.getVal();
} else if (obj.getClass().equals(Integer16.class)) {
Integer16 val = (Integer16) obj;
value = val.getVal();
} else if (obj.getClass().equals(Integer8.class)) {
Integer8 val = (Integer8) obj;
value = val.getVal();
} else if (obj.getClass().equals(Unsigned64.class)) {
Unsigned64 val = (Unsigned64) obj;
value = val.getVal();
} else if (obj.getClass().equals(Unsigned32.class)) {
Unsigned32 val = (Unsigned32) obj;
value = val.getVal();
} else if (obj.getClass().equals(Unsigned16.class)) {
Unsigned16 val = (Unsigned16) obj;
value = val.getVal();
} else if (obj.getClass().equals(Unsigned8.class)) {
Unsigned8 val = (Unsigned8) obj;
value = val.getVal();
} else {
return Double.NaN;
}
byte scaler = entry.getScaler().getVal();
return value * Math.pow(10, scaler);
}
/*
* (non-Javadoc)
*
* @see org.openmuc.framework.driver.ehz.Connection#listChannels(int)
*/
@Override
public List<ChannelScanInfo> listChannels(int timeout) {
List<ChannelScanInfo> channelInfos = new LinkedList<ChannelScanInfo>();
logger.debug(name + "scanning channels");
try {
SML_ListEntry[] list = getSML_ListEntries();
for (SML_ListEntry entry : list) {
String channelAddress = getAddress(entry.getObjName().getOctetString());
String description = "Current value: " + getValue(entry); // TODO entry.getUnit();
ValueType valueType = ValueType.DOUBLE;
Integer valueTypeLength = null;
Boolean readable = true;
Boolean writable = false;
ChannelScanInfo channelInfo =
new ChannelScanInfo(
channelAddress, description, valueType, valueTypeLength, readable, writable);
channelInfos.add(channelInfo);
}
} catch (IOException e) {
e.printStackTrace();
logger.error(name + "read failed");
}
return channelInfos;
}
/*
* (non-Javadoc)
*
* @see org.openmuc.framework.driver.ehz.Connection#read(java.util.List, int)
*/
@Override
public void read(List<ChannelRecordContainer> containers, int timeout)
throws ConnectionException {
logger.trace(name + "reading channels");
try {
long timestamp = System.currentTimeMillis();
SML_ListEntry[] list = getSML_ListEntries();
Map<String, Double> values = new LinkedHashMap<String, Double>();
for (SML_ListEntry entry : list) {
String address = getAddress(entry.getObjName().getOctetString());
double value = getValue(entry);
values.put(address, value);
logger.trace(name + address + " = " + value);
}
handleChannelRecordContainer(containers, values, timestamp);
} catch (IOException e) {
e.printStackTrace();
logger.error(name + "read failed");
close();
throw new ConnectionException(e);
}
}
