Latest Contributions by JohnMcoy

Hello community, I have a question about the geodatabase. So I have a .geodatabase file containing from 33 tables, each table has different columns and field values. I'm creating an Android app and want to get the right values from the selected table. How can I achieve it ?  ... View more

Hi everyone, I have MapPackage. And how to lay on that on my tiled layer? MapPackage should be like graphicOverlay on tiledLayer. At the moment i have this code for MapPackage. I imagine that is not very difficult to do..  Any ideas ? Waiting for help and suggestions. Thanks !!   ... View more

Hi, so I`m working with GeoEvent task. And I stuck with point simulation. How to specify that, InputStream ins takes geometry points from uri, not from file which is local in device. I have this code now:  import android.graphics.Color; import android.os.Build; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.EditText; import android.widget.TextView; import org.java_websocket.client.WebSocketClient; import org.java_websocket.handshake.ServerHandshake; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.net.URI; import java.net.URISyntaxException; import com.esri.arcgisruntime.geometry.Geometry; import com.esri.arcgisruntime.geometry.SpatialReference; import com.esri.arcgisruntime.mapping.ArcGISMap; import com.esri.arcgisruntime.mapping.Basemap; import com.esri.arcgisruntime.mapping.view.Graphic; import com.esri.arcgisruntime.mapping.view.GraphicsOverlay; import com.esri.arcgisruntime.mapping.view.MapView; import com.esri.arcgisruntime.symbology.SimpleFillSymbol; public class MainActivity extends AppCompatActivity {     private static final String TAG = "ChangeViewPoint";     private WebSocketClient mWebSocketClient;     private MapView mMapView;     private SpatialReference spatialReference;     @Override     protected void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.activity_main);         connectWebSocket();         if (savedInstanceState == null) {             getFragmentManager().beginTransaction()                     .commit();         }         // inflate MapView from layout         mMapView = (MapView) findViewById(R.id.mapView);         // create a map with the BasemapType topographic         ArcGISMap map = new ArcGISMap(Basemap.Type.OCEANS, 56.075844, -2.681572, 11);         // set the map to be displayed in this view         mMapView.setMap(map);         spatialReference = SpatialReference.create(4326);     }     @Override     public boolean onCreateOptionsMenu(Menu menu) {         // Inflate the menu; this adds items to the action bar if it is present.         getMenuInflater().inflate(R.menu.menu_main, menu);         return true;     }     @Override     public boolean onOptionsItemSelected(MenuItem item) {         // Handle action bar item clicks here. The action bar will         // automatically handle clicks on the Home/Up button, so long         // as you specify a parent activity in AndroidManifest.xml.         switch (item.getItemId()) {             case R.id.action_settings:                 return true;         }         return super.onOptionsItemSelected(item);     }     private void connectWebSocket() {         URI uri;         try {             uri = new URI("wss:/*******/StreamServer");         } catch (URISyntaxException e) {             e.printStackTrace();             return;         }         mWebSocketClient = new WebSocketClient(uri) {             @Override             public void onOpen(ServerHandshake serverHandshake) {                 Log.i("Websocket", "Opened");                 mWebSocketClient.send("Hello from " + Build.MANUFACTURER + " " + Build.MODEL);             }             @Override             public void onMessage(String s) {                 final String message = s;                 InputStream ins = getResources().openRawResource(                         getResources().getIdentifier("griffithparkjson",                                 "raw", getPackageName()));                 InputStreamReader inputReader = new InputStreamReader(ins);                 BufferedReader bufferReader = new BufferedReader(inputReader);                 String line;                 StringBuilder text = new StringBuilder();                 // read the text file                 try {                     while (( line = bufferReader.readLine()) != null) {                         text.append(line);                     }                 } catch (IOException e) {                     Log.d(TAG, e.toString());                 }                 String JsonString = text.toString();                 // create Geometry from JSON                 Geometry geometry = Geometry.fromJson(JsonString, spatialReference);                 GraphicsOverlay overlay = new GraphicsOverlay();                 // add graphics overlay on map view                 mMapView.getGraphicsOverlays().add(overlay);                 SimpleFillSymbol fillSymbol = new SimpleFillSymbol(SimpleFillSymbol.Style.DIAGONAL_CROSS, Color.GREEN, null);                 // add graphic of Griffith Park                 overlay.getGraphics().add(new Graphic(geometry, fillSymbol));                 // set viewpoint of map view to Geometry - Griffith Park                 mMapView.setViewpointGeometryAsync(geometry);                 runOnUiThread(new Runnable() {                     @Override                     public void run() {                         TextView textView = (TextView)findViewById(R.id.messages);                         textView.setText(textView.getText() + "\n" + message);                     }                 });             }             @Override             public void onClose(int i, String s, boolean b) {                 Log.i("Websocket", "Closed " + s);             }             @Override             public void onError(Exception e) {                 Log.i("Websocket", "Error " + e.getMessage());             }         };         mWebSocketClient.connect();     }     public void sendMessage(View view) {         EditText editText = (EditText)findViewById(R.id.message);         mWebSocketClient.send(editText.getText().toString());         editText.setText("");     }     @Override     protected void onPause(){         super.onPause();         mMapView.pause();     }     @Override     protected void onResume(){         super.onResume();         mMapView.resume();     } } ‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍‍ Please, help to solve it. It would be very helpful. ... View more