示例#1
0
  /** sends a group/type/value command to a KNX/IP router via the Calimero library. */
  private void sendKNX(String groupaddress, String type, String value) {

    if (netLinkIp != null) {
      try {
        if (type.equalsIgnoreCase("string")) {
          pc.write(new GroupAddress(groupaddress), value);
        } else if (type.equalsIgnoreCase("boolean")) {
          if (value.equalsIgnoreCase("1")) {
            pc.write(new GroupAddress(groupaddress), true);
          } else if (value.equalsIgnoreCase("0")) {
            pc.write(new GroupAddress(groupaddress), false);
          }
        } else if (type.equalsIgnoreCase("int")) {
          Integer i = new Integer(value);
          pc.write(new GroupAddress(groupaddress), i, ProcessCommunicator.UNSCALED);
        } else if (type.equalsIgnoreCase("float")) {
          Float f = new Float(value);
          pc.write(new GroupAddress(groupaddress), f);
        }

        Logger.getAnonymousLogger()
            .info("sent value: " + value + " type: " + type + " to " + groupaddress);

      } catch (Exception e) {
        Logger.getAnonymousLogger().severe(e.toString());
      }
    } else {
      Logger.getAnonymousLogger().severe("KNX connection not open");
    }
  }
示例#2
0
 private void writeToKNX(String itemName, Type value) {
   Iterable<Datapoint> datapoints = getDatapoints(itemName, value.getClass());
   if (datapoints != null) {
     ProcessCommunicator pc = KNXConnection.getCommunicator();
     if (pc != null) {
       for (Datapoint datapoint : datapoints) {
         try {
           pc.write(datapoint, toDPTValue(value, datapoint.getDPT()));
           logger.debug("Wrote value '{}' to datapoint '{}'", value, datapoint);
         } catch (KNXException e) {
           logger.warn(
               "Value '{}' could not be sent to the KNX bus using datapoint '{}' - retrying one time: {}",
               new Object[] {value, datapoint, e.getMessage()});
           try {
             // do a second try, maybe the reconnection was successful
             pc = KNXConnection.getCommunicator();
             pc.write(datapoint, toDPTValue(value, datapoint.getDPT()));
             logger.debug("Wrote value '{}' to datapoint '{}' on second try", value, datapoint);
           } catch (KNXException e1) {
             logger.error(
                 "Value '{}' could not be sent to the KNX bus using datapoint '{}' - giving up after second try: {}",
                 new Object[] {value, datapoint, e1.getMessage()});
           }
         }
       }
     }
   }
 }