public AbstractConnectedDevice(
final Subscriber subscriber, final Publisher publisher, final EventLoop eventLoop) {
super(subscriber, publisher, eventLoop);
DeviceConnectivityTypeSupport.register_type(
domainParticipant, DeviceConnectivityTypeSupport.get_type_name());
deviceConnectivityTopic =
TopicUtil.findOrCreateTopic(
domainParticipant, DeviceConnectivityTopic.VALUE, DeviceConnectivityTypeSupport.class);
deviceConnectivityWriter =
(DeviceConnectivityDataWriter)
publisher.create_datawriter_with_profile(
deviceConnectivityTopic,
QosProfiles.ice_library,
QosProfiles.state,
null,
StatusKind.STATUS_MASK_NONE);
if (null == deviceConnectivityWriter) {
throw new RuntimeException("unable to create writer");
}
deviceConnectivity = new DeviceConnectivity();
deviceConnectivity.type = getConnectionType();
deviceConnectivity.state = getState();
}
@Override
public void emit(
ice.ConnectionState newState, ice.ConnectionState oldState, String transitionNote) {
stateChanging(newState, oldState, transitionNote);
log.debug(oldState + "==>" + newState + " (" + transitionNote + ")");
deviceConnectivity.state = newState;
deviceConnectivity.info = transitionNote;
InstanceHandle_t handle = deviceConnectivityHandle;
if (handle != null) {
writeDeviceConnectivity();
}
stateChanged(newState, oldState, transitionNote);
};
protected void writeDeviceConnectivity() {
deviceConnectivity.unique_device_identifier = deviceIdentity.unique_device_identifier;
if (null == deviceConnectivity.unique_device_identifier
|| "".equals(deviceConnectivity.unique_device_identifier)) {
throw new IllegalStateException("No UDI");
}
if (null == deviceConnectivityHandle) {
deviceConnectivityHandle = deviceConnectivityWriter.register_instance(deviceConnectivity);
}
deviceConnectivityWriter.write(deviceConnectivity, deviceConnectivityHandle);
}
protected void setConnectionInfo(String connectionInfo) {
if (null == connectionInfo) {
// TODO work on nullity semantics
log.warn("Attempt to set connectionInfo null");
connectionInfo = "";
}
if (!connectionInfo.equals(deviceConnectivity.info)) {
deviceConnectivity.info = connectionInfo;
writeDeviceConnectivity();
}
}