/** @{inheritDoc */
public State calculate(List<Item> items) {
if (items.size() > 0) {
State state = items.get(0).getState();
for (int i = 1; i < items.size(); i++) {
if (!state.equals(items.get(i).getState())) {
return UnDefType.UNDEF;
}
}
return state;
} else {
return UnDefType.UNDEF;
}
}
/**
* Update a channel if the mac matches our own
*
* @param mac
* @param channelID
* @param state
*/
private void updateChannel(String mac, String channelID, State state) {
if (isMe(mac)) {
State prevState = stateMap.put(channelID, state);
if (prevState == null || !prevState.equals(state)) {
logger.trace(
"Updating channel {} for thing {} with mac {} to state {}",
channelID,
getThing().getUID(),
mac,
state);
updateState(channelID, state);
}
}
}
