/**
* Creates the {@link ContentValues} for a {@link Location}.
*
* @param location the location
* @param trackId the track id
*/
private ContentValues createContentValues(Location location, long trackId) {
ContentValues values = new ContentValues();
values.put(TrackPointsColumns.TRACKID, trackId);
values.put(TrackPointsColumns.LONGITUDE, (int) (location.getLongitude() * 1E6));
values.put(TrackPointsColumns.LATITUDE, (int) (location.getLatitude() * 1E6));
// Hack for Samsung phones that don't properly populate the time field
long time = location.getTime();
if (time == 0) {
time = System.currentTimeMillis();
}
values.put(TrackPointsColumns.TIME, time);
if (location.hasAltitude()) {
values.put(TrackPointsColumns.ALTITUDE, location.getAltitude());
}
if (location.hasAccuracy()) {
values.put(TrackPointsColumns.ACCURACY, location.getAccuracy());
}
if (location.hasSpeed()) {
values.put(TrackPointsColumns.SPEED, location.getSpeed());
}
if (location.hasBearing()) {
values.put(TrackPointsColumns.BEARING, location.getBearing());
}
if (location instanceof MyTracksLocation) {
MyTracksLocation myTracksLocation = (MyTracksLocation) location;
if (myTracksLocation.getSensorDataSet() != null) {
values.put(TrackPointsColumns.SENSOR, myTracksLocation.getSensorDataSet().toByteArray());
}
}
return values;
}
@Override
public void onLocationChanged(Location location) {
if (location.hasAccuracy()) {
SpannableString s = new SpannableString(String.format("%.0f", location.getAccuracy()) + "m");
s.setSpan(new RelativeSizeSpan(0.75f), s.length() - 1, s.length(), 0);
accuracy.setText(s);
if (firstfix) {
status.setText("");
fab.setVisibility(View.VISIBLE);
if (!data.isRunning() && !maxSpeed.getText().equals("")) {
refresh.setVisibility(View.VISIBLE);
}
firstfix = false;
}
} else {
firstfix = true;
}
if (location.hasSpeed()) {
progressBarCircularIndeterminate.setVisibility(View.GONE);
SpannableString s =
new SpannableString(String.format("%.0f", location.getSpeed() * 3.6) + "km/h");
s.setSpan(new RelativeSizeSpan(0.25f), s.length() - 4, s.length(), 0);
currentSpeed.setText(s);
}
}
public void CalculateSpeed(LocationIdentifier previousLocation) {
if (_location.hasSpeed()) _speed = _location.getSpeed();
else {
double diff = (double) (getDateTime().getTime() - previousLocation.getDateTime().getTime());
double distance = _location.distanceTo(previousLocation.getLocation());
_speed = (float) (distance / diff * 3600.0);
}
}
ContentValues createContentValues(Waypoint waypoint) {
ContentValues values = new ContentValues();
// Value < 0 indicates no id is available
if (waypoint.getId() >= 0) {
values.put(WaypointsColumns._ID, waypoint.getId());
}
values.put(WaypointsColumns.NAME, waypoint.getName());
values.put(WaypointsColumns.DESCRIPTION, waypoint.getDescription());
values.put(WaypointsColumns.CATEGORY, waypoint.getCategory());
values.put(WaypointsColumns.ICON, waypoint.getIcon());
values.put(WaypointsColumns.TRACKID, waypoint.getTrackId());
values.put(WaypointsColumns.TYPE, waypoint.getType());
values.put(WaypointsColumns.LENGTH, waypoint.getLength());
values.put(WaypointsColumns.DURATION, waypoint.getDuration());
values.put(WaypointsColumns.STARTID, waypoint.getStartId());
values.put(WaypointsColumns.STOPID, waypoint.getStopId());
Location location = waypoint.getLocation();
if (location != null) {
values.put(WaypointsColumns.LONGITUDE, (int) (location.getLongitude() * 1E6));
values.put(WaypointsColumns.LATITUDE, (int) (location.getLatitude() * 1E6));
values.put(WaypointsColumns.TIME, location.getTime());
if (location.hasAltitude()) {
values.put(WaypointsColumns.ALTITUDE, location.getAltitude());
}
if (location.hasAccuracy()) {
values.put(WaypointsColumns.ACCURACY, location.getAccuracy());
}
if (location.hasSpeed()) {
values.put(WaypointsColumns.SPEED, location.getSpeed());
}
if (location.hasBearing()) {
values.put(WaypointsColumns.BEARING, location.getBearing());
}
}
TripStatistics tripStatistics = waypoint.getTripStatistics();
if (tripStatistics != null) {
values.put(WaypointsColumns.STARTTIME, tripStatistics.getStartTime());
values.put(WaypointsColumns.TOTALDISTANCE, tripStatistics.getTotalDistance());
values.put(WaypointsColumns.TOTALTIME, tripStatistics.getTotalTime());
values.put(WaypointsColumns.MOVINGTIME, tripStatistics.getMovingTime());
values.put(WaypointsColumns.AVGSPEED, tripStatistics.getAverageSpeed());
values.put(WaypointsColumns.AVGMOVINGSPEED, tripStatistics.getAverageMovingSpeed());
values.put(WaypointsColumns.MAXSPEED, tripStatistics.getMaxSpeed());
values.put(WaypointsColumns.MINELEVATION, tripStatistics.getMinElevation());
values.put(WaypointsColumns.MAXELEVATION, tripStatistics.getMaxElevation());
values.put(WaypointsColumns.ELEVATIONGAIN, tripStatistics.getTotalElevationGain());
values.put(WaypointsColumns.MINGRADE, tripStatistics.getMinGrade());
values.put(WaypointsColumns.MAXGRADE, tripStatistics.getMaxGrade());
}
return values;
}
private void updateNewLocation(Location location) {
LocationProviderAdapter.newLocationAvailable(
location.getLatitude(),
location.getLongitude(),
location.getTime() / 1000.0,
location.hasAltitude(),
location.getAltitude(),
location.hasAccuracy(),
location.getAccuracy(),
location.hasBearing(),
location.getBearing(),
location.hasSpeed(),
location.getSpeed());
}
@Implementation
public void set(Location l) {
time = l.getTime();
provider = l.getProvider();
latitude = l.getLatitude();
longitude = l.getLongitude();
accuracy = l.getAccuracy();
bearing = l.getBearing();
altitude = l.getAltitude();
speed = l.getSpeed();
hasAccuracy = l.hasAccuracy();
hasAltitude = l.hasAltitude();
hasBearing = l.hasBearing();
hasSpeed = l.hasSpeed();
}
@Override
public void onLocationChanged(Location location) {
// Sometimes the G1 GPS will report bogus speeds, look for really large
// values
float maxSpeed = 83f; // 83 m/sec is 300 km/h - i.e. really damn fast
float newSpeed = Float.NaN;
if (location.hasSpeed()) {
newSpeed = location.getSpeed();
if (newSpeed > maxSpeed) newSpeed = Float.NaN;
}
float nmetersPerSec = newSpeed;
if (nmetersPerSec != metersPerSec) {
metersPerSec = nmetersPerSec;
onChanged();
}
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
public static JSONObject location2Json(Location location) throws JSONException {
JSONObject latLng = new JSONObject();
latLng.put("lat", location.getLatitude());
latLng.put("lng", location.getLongitude());
JSONObject params = new JSONObject();
params.put("latLng", latLng);
if (VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
params.put("elapsedRealtimeNanos", location.getElapsedRealtimeNanos());
} else {
params.put("elapsedRealtimeNanos", 0);
}
params.put("time", location.getTime());
/*
SimpleDateFormat format = new SimpleDateFormat("dd/MM/yyyy HH:mm:ss");
Date date = new Date(location.getTime());
params.put("timeFormatted", format.format(date));
*/
if (location.hasAccuracy()) {
params.put("accuracy", location.getAccuracy());
}
if (location.hasBearing()) {
params.put("bearing", location.getBearing());
}
if (location.hasAltitude()) {
params.put("altitude", location.getAltitude());
}
if (location.hasSpeed()) {
params.put("speed", location.getSpeed());
}
params.put("provider", location.getProvider());
params.put("hashCode", location.hashCode());
return params;
}
/**
* Given a location fix, processes it and displays it in the table on the form.
*
* @param loc Location information
*/
private void DisplayLocationInfo(Location loc) {
Utilities.LogDebug("GpsMainActivity.DisplayLocationInfo");
try {
if (loc == null) {
return;
}
TextView tvLatitude = (TextView) findViewById(R.id.txtLatitude);
TextView tvLongitude = (TextView) findViewById(R.id.txtLongitude);
TextView tvDateTime = (TextView) findViewById(R.id.txtDateTimeAndProvider);
TextView tvAltitude = (TextView) findViewById(R.id.txtAltitude);
TextView txtSpeed = (TextView) findViewById(R.id.txtSpeed);
TextView txtSatellites = (TextView) findViewById(R.id.txtSatellites);
TextView txtDirection = (TextView) findViewById(R.id.txtDirection);
TextView txtAccuracy = (TextView) findViewById(R.id.txtAccuracy);
String providerName = loc.getProvider();
if (providerName.equalsIgnoreCase("gps")) {
providerName = getString(R.string.providername_gps);
} else {
providerName = getString(R.string.providername_celltower);
}
tvDateTime.setText(
new Date(Session.getLatestTimeStamp()).toLocaleString()
+ getString(R.string.providername_using, providerName));
tvLatitude.setText(String.valueOf(loc.getLatitude()));
tvLongitude.setText(String.valueOf(loc.getLongitude()));
if (loc.hasAltitude()) {
double altitude = loc.getAltitude();
if (AppSettings.shouldUseImperial()) {
tvAltitude.setText(
String.valueOf(Utilities.MetersToFeet(altitude)) + getString(R.string.feet));
} else {
tvAltitude.setText(String.valueOf(altitude) + getString(R.string.meters));
}
} else {
tvAltitude.setText(R.string.not_applicable);
}
if (loc.hasSpeed()) {
float speed = loc.getSpeed();
String unit;
if (AppSettings.shouldUseImperial()) {
if (speed > 1.47) {
speed = speed * 0.6818f;
unit = getString(R.string.miles_per_hour);
} else {
speed = Utilities.MetersToFeet(speed);
unit = getString(R.string.feet_per_second);
}
} else {
if (speed > 0.277) {
speed = speed * 3.6f;
unit = getString(R.string.kilometers_per_hour);
} else {
unit = getString(R.string.meters_per_second);
}
}
txtSpeed.setText(String.valueOf(speed) + unit);
} else {
txtSpeed.setText(R.string.not_applicable);
}
if (loc.hasBearing()) {
float bearingDegrees = loc.getBearing();
String direction;
direction = Utilities.GetBearingDescription(bearingDegrees, getApplicationContext());
txtDirection.setText(
direction
+ "("
+ String.valueOf(Math.round(bearingDegrees))
+ getString(R.string.degree_symbol)
+ ")");
} else {
txtDirection.setText(R.string.not_applicable);
}
if (!Session.isUsingGps()) {
txtSatellites.setText(R.string.not_applicable);
Session.setSatelliteCount(0);
}
if (loc.hasAccuracy()) {
float accuracy = loc.getAccuracy();
if (AppSettings.shouldUseImperial()) {
txtAccuracy.setText(
getString(
R.string.accuracy_within,
String.valueOf(Utilities.MetersToFeet(accuracy)),
getString(R.string.feet)));
} else {
txtAccuracy.setText(
getString(
R.string.accuracy_within, String.valueOf(accuracy), getString(R.string.meters)));
}
} else {
txtAccuracy.setText(R.string.not_applicable);
}
} catch (Exception ex) {
SetStatus(getString(R.string.error_displaying, ex.getMessage()));
}
}
/**
* Called by {@link MainActivity} when a new location is found by the GPS location provider.
* Stores the location and updates GPS display and map view.
*/
public void onLocationChanged(Location location) {
if (location.hasAccuracy()) {
Float getAcc = (float) 0.0;
if (mainActivity.prefUnitType) {
getAcc = (float) (location.getAccuracy());
} else {
getAcc = (float) (location.getAccuracy() * (float) 3.28084);
}
gpsAccuracy.setText(String.format("%.0f", getAcc));
gpsAccuracyUnit.setText(
getString(((mainActivity.prefUnitType) ? R.string.unit_meter : R.string.unit_feet)));
} else {
gpsAccuracy.setText(getString(R.string.value_none));
gpsAccuracyUnit.setText("");
}
if (mainActivity.prefCoord == SettingsActivity.KEY_PREF_COORD_DECIMAL) {
gpsCoordLayout.setVisibility(View.GONE);
gpsLatLayout.setVisibility(View.VISIBLE);
gpsLonLayout.setVisibility(View.VISIBLE);
gpsLat.setText(
String.format("%.5f%s", location.getLatitude(), getString(R.string.unit_degree)));
gpsLon.setText(
String.format("%.5f%s", location.getLongitude(), getString(R.string.unit_degree)));
} else if (mainActivity.prefCoord == SettingsActivity.KEY_PREF_COORD_MIN) {
gpsCoordLayout.setVisibility(View.GONE);
gpsLatLayout.setVisibility(View.VISIBLE);
gpsLonLayout.setVisibility(View.VISIBLE);
double dec = location.getLatitude();
double deg = (int) dec;
double min = 60.0 * (dec - deg);
gpsLat.setText(
String.format(
"%.0f%s %.3f'", deg, getString(R.string.unit_degree), min + /*rounding*/ 0.0005));
dec = location.getLongitude();
deg = (int) dec;
min = 60.0 * (dec - deg);
gpsLon.setText(
String.format(
"%.0f%s %.3f'", deg, getString(R.string.unit_degree), min + /*rounding*/ 0.0005));
} else if (mainActivity.prefCoord == SettingsActivity.KEY_PREF_COORD_SEC) {
gpsCoordLayout.setVisibility(View.GONE);
gpsLatLayout.setVisibility(View.VISIBLE);
gpsLonLayout.setVisibility(View.VISIBLE);
double dec = location.getLatitude();
double deg = (int) dec;
double tmp = 60.0 * (dec - deg);
double min = (int) tmp;
double sec = 60.0 * (tmp - min);
gpsLat.setText(
String.format(
"%.0f%s %.0f' %.1f\"",
deg, getString(R.string.unit_degree), min, sec + /*rounding*/ 0.05));
dec = location.getLongitude();
deg = (int) dec;
tmp = 60.0 * (dec - deg);
min = (int) tmp;
sec = 60.0 * (tmp - min);
gpsLon.setText(
String.format(
"%.0f%s %.0f' %.1f\"",
deg, getString(R.string.unit_degree), min, sec + /*rounding*/ 0.05));
} else if (mainActivity.prefCoord == SettingsActivity.KEY_PREF_COORD_MGRS) {
gpsLatLayout.setVisibility(View.GONE);
gpsLonLayout.setVisibility(View.GONE);
gpsCoordLayout.setVisibility(View.VISIBLE);
gpsCoord.setText(
new LatLng(location.getLatitude(), location.getLongitude())
.toMGRSRef()
.toString(MGRSRef.PRECISION_1M));
}
if (mainActivity.prefUtc) df.setTimeZone(TimeZone.getTimeZone("UTC"));
else df.setTimeZone(TimeZone.getDefault());
gpsTime.setText(df.format(new Date(location.getTime())));
if (location.hasAltitude()) {
Float getAltitude = (float) 0.0;
if (mainActivity.prefUnitType) {
getAltitude = (float) (location.getAltitude());
} else {
getAltitude = (float) (location.getAltitude() * (float) 3.28084);
}
gpsAlt.setText(String.format("%.0f", getAltitude));
gpsAltUnit.setText(
getString(((mainActivity.prefUnitType) ? R.string.unit_meter : R.string.unit_feet)));
orDeclination.setText(
String.format(
"%.0f%s",
new GeomagneticField(
(float) location.getLatitude(),
(float) location.getLongitude(),
(float) (getAltitude),
location.getTime())
.getDeclination(),
getString(R.string.unit_degree)));
} else {
gpsAlt.setText(getString(R.string.value_none));
gpsAltUnit.setText("");
orDeclination.setText(getString(R.string.value_none));
}
if (location.hasBearing()) {
gpsBearing.setText(
String.format("%.0f%s", location.getBearing(), getString(R.string.unit_degree)));
gpsOrientation.setText(
MainActivity.formatOrientation(this.getContext(), location.getBearing()));
} else {
gpsBearing.setText(getString(R.string.value_none));
gpsOrientation.setText(getString(R.string.value_none));
}
if (location.hasSpeed()) {
Float getSpeed = (float) 0.0;
if (mainActivity.prefUnitType) {
getSpeed = (float) (location.getSpeed() * 3.6f);
} else {
getSpeed = (float) (location.getSpeed() * 3.6f * 2.23694f);
}
gpsSpeed.setText(String.format("%.0f", getSpeed));
gpsSpeedUnit.setText(
getString(((mainActivity.prefUnitType) ? R.string.unit_km_h : R.string.unit_mph)));
} else {
gpsSpeed.setText(getString(R.string.value_none));
gpsSpeedUnit.setText("");
}
// note: getting number of sats in fix by looking for "satellites"
// in location's extras doesn't seem to work, always returns 0 sats
}
public void onLocationChanged(Location loc) {
/**
* Hemos obtenido una nueva localización 1. Comprobar si es una localización válida 1.1. Que
* no sea null. 1.2. Que tenga precisión suficiente. 2. Si la localización es válida. 2.1.
* Enviar la localización al servidor OPEN GTS 2.2. Graba la posición en la base de datos.
* 2.3. Comprobar el número de puntos en la db y si es superior a maxNumRegistrosEnDb entonces
* hay que exportar los puntos al fichero de texto de la SDcard y luego borrar los registros
* de la base de datos 3. Actualizar variables de "lastLocation" y los contadores de puntos
* obtenidos, puntos enviados, puntos rechazados y puntos en la db 4. Enviar los datos a los
* clientes UI registrados.
*/
// Para poder obtener la hora
GregorianCalendar greg = new GregorianCalendar(TimeZone.getTimeZone("Europe/Madrid"));
DateFormat timestampFormat = new SimpleDateFormat("yyyyMMddHHmmss");
String fechaHora = timestampFormat.format(greg.getTime());
// La fecha y hora del sistema en el momento que hemos la posición
// 1. Comprobar si es una localización válida
// 1.1. Que no sea null.
if (loc != null) {
boolean pointIsRecorded = false;
int cuantosRegistros;
try {
// 1.2. Que tenga precisión suficiente.
// TODO, determinar si programamos que al estar en modo intensivo
// la precisión (accuracy) se tenga que comprobar o cualquiera
// nos vale
// 1.2.1 Si estamos en modo intensivo, cualquier accuracy nos vale
// De momento no pedimos que tenga al menos minAccuracyMeters
// TODO, hay que deja el IF como sigue y quita el if (true)
// if (loc.hasAccuracy()
// && loc.getAccuracy() <= minAccuracyMeters) {
// Para hacer debug en el emulador dejamos pasar todos los puntos
if (true) {
pointIsRecorded = true;
// 2. Si la localización es válida.
// 2.1. Enviar la localización al servidor OPEN GTS
String url =
"http://"
+ getServerName()
+ getGprmcName()
+ "acct="
+ getAccountName()
+ "&"
+ "dev="
+ getDeviceName()
+ "&"
+ "gprmc="
+ OpenGTSutils.GPRMCEncode(loc);
Log.i(tag, "URL: " + url);
AsyncHttpClient client = new AsyncHttpClient();
client.get(
url,
new AsyncHttpResponseHandler() {
@Override
public void onStart() {
Log.i(tag, "AsyncHttpClient onStart");
}
@Override
public void onSuccess(String response) {
Log.i(tag, "AsyncHttpClient SUCCESS " + response);
cntEnviados++;
}
@Override
public void onFailure(Throwable e, String response) {
Log.i(tag, "AsyncHttpClient FAILURE " + response);
}
@Override
public void onFinish() {
Log.i(tag, "AsyncHttpClient onFinish");
}
});
// 2.2. Graba la posición en la base de datos.
DbPointsManager punto =
new DbPointsManager(
timestampFormat.format(loc.getTime()),
loc.getLatitude(),
loc.getLongitude(),
loc.hasAltitude() ? loc.getAltitude() : 0.0,
loc.hasAccuracy() ? loc.getAccuracy() : 0.0,
loc.hasSpeed() ? loc.getSpeed() : 0.0,
loc.hasBearing() ? loc.getBearing() : 0.0,
false);
// TODO, de momento el ultimo campo "puntoEnviado", sera false, hasta que
// incorporemos un sistema para poder controlar que puntos se han podido enviar
// y cuales no.
db.addDbPoint(punto);
// Saber cuantos registros hay en la base de datos
cuantosRegistros = db.getDbPointsCount();
Log.d(tag, "Reg #: " + cuantosRegistros + " Max #: " + maxNumRegistrosEnDb);
// * 2.3. Comprobar el número de puntos en la db y si es superior a maxNumRegistrosEnDb
// * entonces hay que exportar los puntos al fichero de texto de la SDcard y
// * luego borrar los registros de la base de datos
if (cuantosRegistros > maxNumRegistrosEnDb) {
if (db.doDbExport(deviceName) > 0) {
// * 2.3.1 Se ha exportado los datos pues ahora borrar el
// * contenido de la tabla "points" de la base de datos
int i;
i = db.deleteDbPointAll();
Log.d(tag, "Se borraron " + i + "PUNTOS");
}
}
Log.i(tag, "addDbPoint: " + punto.toString());
}
} catch (Exception e) {
Log.e(tag, e.toString());
} finally {
// Si estamos aqui algo ha ido mal así que ...
/* Este código en principio no es necesario
if (db.isOpen())
db.close();
*/
}
// Toast
if (pointIsRecorded) {
cntObtenidos++;
/* TODO
if (showingDebugToast)
Toast.makeText(
getBaseContext(),
"Location stored: \nLat: "
+ sevenSigDigits.format(loc
.getLatitude())
+ " \nLon: "
+ sevenSigDigits.format(loc
.getLongitude())
+ " \nAlt: "
+ (loc.hasAltitude() ? loc
.getAltitude() + "m" : "?")
+ "\nVel: "
+ (loc.hasSpeed() ? loc.getSpeed()
+ "m" : "?")
+ " \nAcc: "
+ (loc.hasAccuracy() ? loc
.getAccuracy() + "m" : "?"),
Toast.LENGTH_LONG).show();
*/
} else {
cntRechazados++;
/* TODO
if (showingDebugToast)
Toast.makeText(
getBaseContext(),
"Location not accurate enough: \nLat: "
+ sevenSigDigits.format(loc
.getLatitude())
+ " \nLon: "
+ sevenSigDigits.format(loc
.getLongitude())
+ " \nAlt: "
+ (loc.hasAltitude() ? loc
.getAltitude() + "m" : "?")
+ "\nVel: "
+ (loc.hasSpeed() ? loc.getSpeed()
+ "m" : "?")
+ " \nAcc: "
+ (loc.hasAccuracy() ? loc
.getAccuracy() + "m" : "?"),
Toast.LENGTH_LONG).show();
*/
}
}
// 3. Actualizar variables de "lastLocation" y
// los contadores de puntos obtenidos, puntos enviados, puntos rechazados
// Poner la fecha en YYMMDD HH:MM:SS
StringBuffer buf = new StringBuffer(timestampFormat.format(loc.getTime()));
buf.insert(4, '-');
buf.insert(7, '-');
buf.insert(10, ' ');
buf.insert(13, ':');
buf.insert(16, ':');
// buf.append('Z');
setLastDateTime(buf.toString());
setLastLatitude(String.format("%1.6f", loc.getLatitude()));
setLastLongitude(String.format("%1.6f", loc.getLongitude()));
setLastAccuracy((loc.hasAccuracy() ? String.format("%1.0f", loc.getAccuracy()) + "m" : "?"));
setLastAltitude((loc.hasAltitude() ? String.format("%1.0f", loc.getAltitude()) + "m" : "?"));
setLastSpeed((loc.hasSpeed() ? String.format("%1.0f", loc.getSpeed()) + "m/s" : "?"));
setLastSpeed(
getLastSpeed()
+ " "
+ (loc.hasSpeed() ? String.format("%1.0f", loc.getSpeed() * 3.6) + "km/s" : "?"));
Bundle extras = loc.getExtras();
if (extras != null) {
setLastSatellites(
extras.containsKey("satellites") ? extras.get("satellites").toString() : "0");
Log.d(tag, "sat: " + getLastSatellites());
} else Log.d(tag, "sat: extras es null");
// Guardar el objeto de la última localización
setLastLoc(loc);
// Guardar el número de registros en la base de datos para luego actualizar el UI
setLastPointCounter(db.getDbPointsCount());
// 4. Enviar los datos a los clientes UI registrados.
sendMessageToUI();
}
