Example usage for android.location Criteria Criteria

Introduction

In this page you can find the example usage for android.location Criteria Criteria.

Prototype

public Criteria() 

Source Link

Document

Constructs a new Criteria object.

Usage

From source file:com.mibr.android.intelligentreminder.INeedToo.java

public LocationManager getLocationManager() {
    if (mLocationManager == null) {
        mLocationManager = (android.location.LocationManager) getSystemService(Context.LOCATION_SERVICE);
    }//from w w w  .ja v  a2 s.c  om
    if (_bestProvider == null) {
        Criteria criteria = new Criteria();
        criteria.setAccuracy(Criteria.ACCURACY_FINE);
        _bestProvider = mLocationManager.getBestProvider(criteria, false);
        mLocationManager.requestLocationUpdates(_bestProvider, 20000, 10, this);
    }
    return mLocationManager;
}

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From source file:com.music.mybarr.activities.ExampleActivity.java

private Boolean amIThere() {
    try {//from   ww  w  . ja v  a2s .co  m
        // get user location
        locationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
        criteria = new Criteria();

        // Get the name of the best provider
        provider = locationManager.getBestProvider(criteria, true);

        // Get Current Location
        myLocation = locationManager.getLastKnownLocation(provider);

        myLatLng = new LatLng(myLocation.getLatitude(), myLocation.getLongitude());
        Log.i("lat", String.valueOf(myLocation.getLatitude()));
        Log.i("lon", String.valueOf(myLocation.getLongitude()));

        //distance between me and bar location
        float d = myLocation.distanceTo(barLocation);
        Log.i("distance", Float.toString(d));
        if (d > 200) {
            return false;
        } else {
            return true;
        }
    } catch (Exception e) {
        return false;
    }
}

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From source file:org.wso2.edgeanalyticsservice.LocationSystemService.java

/** Initialize the location system Service and set the minimal update distance and time  */
public void startLocationService(Context context) {
    mContext = context;//w w w.j  a v a  2s  . c o  m
    mLocationManager = (LocationManager) mContext.getSystemService(mContext.LOCATION_SERVICE);
    Criteria locationCritera = new Criteria();
    locationCritera.setAccuracy(Criteria.ACCURACY_COARSE);
    locationCritera.setAltitudeRequired(false);
    locationCritera.setBearingRequired(false);
    locationCritera.setCostAllowed(true);
    locationCritera.setPowerRequirement(Criteria.NO_REQUIREMENT);

    String providerName = mLocationManager.getBestProvider(locationCritera, true);

    if (providerName != null && mLocationManager.isProviderEnabled(providerName)) {
        if (ActivityCompat.checkSelfPermission(mContext,
                Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
                && ActivityCompat.checkSelfPermission(mContext,
                        Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
            // TODO: Consider calling
            //    ActivityCompat#requestPermissions
            // here to request the missing permissions, and then overriding
            //   public
            // void onRequestPermissionsResult(int requestCode, String[] permissions,
            //                                          int[] grantResults)
            // to handle the case where the user grants the permission. See the documentation
            // for ActivityCompat#requestPermissions for more details.
            Log.e("Location", "No permission");
            return;
        }
        mLocationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, MINIMUM_TIME_BETWEEN_UPDATES,
                (float) MINIMUM_DISTANCE_FOR_UPDATES, new MyLocationListner(), Looper.getMainLooper());
        mLocationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, MINIMUM_TIME_BETWEEN_UPDATES,
                (float) MINIMUM_DISTANCE_FOR_UPDATES, new MyLocationListner(), Looper.getMainLooper());
        mlocation = mLocationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);
        //        mTaskManager.sendLocationData(new double[]{mlocation.getLatitude(), mlocation.getLongitude()});
        mLocationListner = new MyLocationListner();
        synchronized (this) {
            started = true;
        }
    } else {
        // Provider not enabled, prompt user to enable it
        Toast.makeText(mContext, "Please turn on GPS", Toast.LENGTH_LONG).show();
        Intent myIntent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
        myIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        mContext.startActivity(myIntent);
    }
}

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From source file:mx.developerbus.foodbus.FoodBus_Main.java

public LatLng getLocation() {
    // Get the location manager
    LocationManager locationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
    Criteria criteria = new Criteria();
    String bestProvider = locationManager.getBestProvider(criteria, false);
    Location location = locationManager.getLastKnownLocation(bestProvider);
    Double lat, lon;//from  w ww.jav a2  s. c o m
    try {
        lat = location.getLatitude();
        lon = location.getLongitude();
        return new LatLng(lat, lon);
    } catch (NullPointerException e) {
        e.printStackTrace();
        return null;
    }
}

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From source file:com.mobicage.rogerthat.FriendsLocationActivity.java

private void getMyLocation() {
    mLocationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
    if (mLocationManager != null) {
        String bestProvider = mLocationManager.getBestProvider(new Criteria(), true);
        if (bestProvider != null) {
            try {
                mLocationManager.requestLocationUpdates(bestProvider, 0, 0, mLocationListener);
            } catch (SecurityException e) {
                L.bug(e);/*from w  w  w .j  a v  a2 s . co m*/
            }
        }
    }
}

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From source file:edu.mit.mobile.android.locast.casts.LocatableListWithMap.java

/**
 * Gets the last-known location and updates with that.
 *///from   w  ww  .  ja v  a 2s  .  c  om
private void updateLocation() {
    final LocationManager lm = (LocationManager) getSystemService(LOCATION_SERVICE);
    final String provider = lm.getBestProvider(new Criteria(), true);
    if (provider == null) {
        Toast.makeText(this, getString(R.string.error_no_providers), Toast.LENGTH_LONG).show();
        finish();
        return;
    }

    final Location loc = lm.getLastKnownLocation(provider);
    if (loc != null) {
        updateLocation(loc);
    } else {
        Toast.makeText(this, R.string.notice_finding_your_location, Toast.LENGTH_LONG).show();
        setRefreshing(true);
    }
    mLastLocation = loc;
}

---

From source file:de.madvertise.android.sdk.MadUtil.java

/**
 * Try to update current location. Non blocking call.
 * //from   w  w  w . ja  v a  2 s .c  o  m
 * @param context
 *            application context
 */
protected static void refreshCoordinates(Context context) {
    if (PRINT_LOG)
        Log.d(LOG, "Trying to refresh location");

    if (context == null) {
        if (PRINT_LOG)
            Log.d(LOG, "Context not set - quit location refresh");
        return;
    }

    // check if we need a regular update
    if ((locationUpdateTimestamp + MadUtil.SECONDS_TO_REFRESH_LOCATION * 1000) > System.currentTimeMillis()) {
        if (PRINT_LOG)
            Log.d(LOG, "It's not time yet for refreshing the location");
        return;
    }

    synchronized (context) {
        // recheck, if location was updated by another thread while we paused
        if ((locationUpdateTimestamp + MadUtil.SECONDS_TO_REFRESH_LOCATION * 1000) > System
                .currentTimeMillis()) {
            if (PRINT_LOG)
                Log.d(LOG, "Another thread updated the loation already");
            return;
        }

        boolean permissionCoarseLocation = context.checkCallingOrSelfPermission(
                android.Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED;
        boolean permissionFineLocation = context.checkCallingOrSelfPermission(
                android.Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED;

        // return (null) if we do not have any permissions
        if (!permissionCoarseLocation && !permissionFineLocation) {
            if (PRINT_LOG)
                Log.d(LOG, "No permissions for requesting the location");
            return;
        }

        // return (null) if we can't get a location manager
        LocationManager locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
        if (locationManager == null) {
            if (PRINT_LOG)
                Log.d(LOG, "Unable to fetch a location manger");
            return;
        }

        String provider = null;
        Criteria criteria = new Criteria();
        criteria.setCostAllowed(false);

        // try to get coarse location first
        if (permissionCoarseLocation) {
            criteria.setAccuracy(Criteria.ACCURACY_COARSE);
            provider = locationManager.getBestProvider(criteria, true);
        }

        // try to get gps location if coarse locatio did not work
        if (provider == null && permissionFineLocation) {
            criteria.setAccuracy(Criteria.ACCURACY_FINE);
            provider = locationManager.getBestProvider(criteria, true);
        }

        // still no provider, return (null)
        if (provider == null) {
            if (PRINT_LOG)
                Log.d(LOG, "Unable to fetch a location provider");
            return;
        }

        // create a finalized reference to the location manager, in order to
        // access it in the inner class
        final LocationManager finalizedLocationManager = locationManager;
        locationUpdateTimestamp = System.currentTimeMillis();
        locationManager.requestLocationUpdates(provider, 0, 0, new LocationListener() {
            public void onLocationChanged(Location location) {
                if (PRINT_LOG)
                    Log.d(LOG, "Refreshing location");
                currentLocation = location;
                locationUpdateTimestamp = System.currentTimeMillis();
                // stop draining battery life
                finalizedLocationManager.removeUpdates(this);
            }

            // not used yet
            public void onProviderDisabled(String provider) {
            }

            public void onProviderEnabled(String provider) {
            }

            public void onStatusChanged(String provider, int status, Bundle extras) {
            }
        }, context.getMainLooper());
    }
}

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From source file:name.gumartinm.weather.information.activity.MapActivity.java

public void onClickGetLocation(final View v) {
    // TODO: Somehow I should show a progress dialog.
    // If Google Play Services is available
    if (this.mLocationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
        // TODO: Hopefully there will be results even if location did not change...   
        final Criteria criteria = new Criteria();
        criteria.setAccuracy(Criteria.ACCURACY_FINE);
        criteria.setAltitudeRequired(false);
        criteria.setBearingAccuracy(Criteria.NO_REQUIREMENT);
        criteria.setBearingRequired(false);
        criteria.setCostAllowed(false);// ww  w  .  j a  v  a  2s  .  c  om
        criteria.setHorizontalAccuracy(Criteria.ACCURACY_HIGH);
        criteria.setPowerRequirement(Criteria.POWER_MEDIUM);
        criteria.setSpeedAccuracy(Criteria.NO_REQUIREMENT);
        criteria.setSpeedRequired(false);
        criteria.setVerticalAccuracy(Criteria.ACCURACY_HIGH);

        this.mLocationManager.requestSingleUpdate(criteria, this, null);
    } else {
        Toast.makeText(this, this.getString(R.string.weather_map_not_enabled_location), Toast.LENGTH_LONG)
                .show();
    }
    // Trying to use the synchronous calls. Problems: mGoogleApiClient read/store from different threads.
    // new GetLocationTask(this).execute();
}

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From source file:se.toxbee.sleepfighter.activity.EditGPSFilterAreaActivity.java

/**
 * Moves the user to its current location.
 *//* w ww .  j a v a 2 s .  c o  m*/
private void moveToCurrentLocation() {
    GPSFilterLocationRetriever retriever = new GPSFilterLocationRetriever(new Criteria());
    Location loc = retriever.getLocation(this);

    if (loc == null) {
        // User turned off GPS, send it to device location settings.
        Intent i = new Intent(android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS);
        this.startActivity(i);
    } else {
        // First move to the last known location..
        this.moveCameraToLocation(loc, false);

        // Check if location fix is out dated, if it is, request a new location, ONCE.
        long elapsedTime = System.currentTimeMillis() - loc.getTime();
        if (elapsedTime > MAX_LOCATION_FIX_AGE) {
            // Therefore, we request a single fix.
            retriever.requestSingleUpdate(this, new LocationAdapter() {
                @Override
                public void onLocationChanged(Location loc) {
                    moveCameraToLocation(loc, true);
                }
            });
        }
    }
}

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From source file:org.deviceconnect.android.deviceplugin.host.profile.HostGeolocationProfile.java

/**
 * ?????.//from w  w w .j a va 2s.  c o  m
 * @param accuracy .
 * @param response ?.
 */
private void getGPS(final boolean accuracy, final Intent response) {
    if (ActivityCompat.checkSelfPermission(getContext(),
            Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
            && ActivityCompat.checkSelfPermission(getContext(),
                    ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        MessageUtils.setIllegalDeviceStateError(response, "ACCESS_FINE_LOCATION permission not granted.");
        sendResponse(response);
        return;
    }

    Criteria criteria = new Criteria();
    if (accuracy) {
        criteria.setAccuracy(Criteria.ACCURACY_FINE);
    } else {
        criteria.setAccuracy(Criteria.ACCURACY_COARSE);
    }

    mLocationManager.requestSingleUpdate(mLocationManager.getBestProvider(criteria, true),
            new LocationListener() {
                @Override
                public void onLocationChanged(Location location) {
                    Bundle position = createPositionObject(location);

                    DConnectProfile.setResult(response, DConnectMessage.RESULT_OK);
                    response.putExtra(GeolocationProfile.PARAM_POSITION, position);
                    sendResponse(response);
                }

                @Override
                public void onStatusChanged(String provider, int status, Bundle extras) {
                    // NOP
                }

                @Override
                public void onProviderEnabled(String provider) {
                    // NOP
                }

                @Override
                public void onProviderDisabled(String provider) {
                    // NOP
                }
            }, Looper.getMainLooper());
}

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