Initial release

src/org/traccar/client/TraccarService.java

@@ -0,0 +1,141 @@
+/*
+ * Copyright 2012 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.client;
+
+import java.io.*;
+import java.net.*;
+import java.util.*;
+import android.app.Service;
+import android.content.*;
+import android.location.*;
+import android.os.*;
+import android.telephony.TelephonyManager;
+import android.widget.Toast;
+
+/**
+ * Background service
+ */
+public class TraccarService extends Service implements LocationListener {
+
+	private int period;
+	private String deviceId;
+    private Connection connection;
+    private LocationManager locationManager;
+
+    /*
+     * Location methods
+     */
+
+    @Override
+    public void onLocationChanged(Location location) {
+        connection.send(Protocol.createNmea(location));
+    }
+
+    @Override
+    public void onProviderDisabled(String provider) {
+    }
+
+    @Override
+    public void onProviderEnabled(String provider) {
+    }
+
+    @Override
+    public void onStatusChanged(String provider, int status, Bundle extras) {
+    }
+
+    /*
+     * Status methods 
+     */
+
+    private String status;
+    
+    private void setStatus(String status) {
+    	if (!status.equals(this.status)) {
+	    	this.status = status;
+    		Intent intent = new Intent(Traccar.MSG_SERVICE_STATUS);
+    		intent.putExtra(Traccar.EXTRA_STATUS, status);
+    		sendBroadcast(intent);
+    	}
+    }
+
+    private BroadcastReceiver updateReceiver = new BroadcastReceiver() {
+    	public void onReceive(Context context, Intent intent) {
+    		// Send config
+    		intent = new Intent(Traccar.MSG_SERVICE_CONFIG);
+    		intent.putExtra(Traccar.EXTRA_ADDRESS, connection.getAddress());
+    		intent.putExtra(Traccar.EXTRA_PORT, connection.getPort());
+    		intent.putExtra(Traccar.EXTRA_PERIOD, period);
+    		sendBroadcast(intent);
+    		
+    		// Send service status
+    		intent = new Intent(Traccar.MSG_SERVICE_STATUS);
+    		intent.putExtra(Traccar.EXTRA_STATUS, status);
+    		sendBroadcast(intent);
+    		
+    		// Send connection status
+    		intent = new Intent(Traccar.MSG_CONNECTION_STATUS);
+    		intent.putExtra(Traccar.EXTRA_STATUS, connection.getStatus());
+    		sendBroadcast(intent);
+    	}
+    };
+
+    /*
+     * Service methods
+     */
+    
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+    	// Read device id
+    	TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
+        deviceId = telephonyManager.getDeviceId();
+
+    	// Create connection
+    	connection = new Connection(
+    			intent.getStringExtra(Traccar.EXTRA_ADDRESS),
+    			intent.getIntExtra(Traccar.EXTRA_PORT, 0),
+    			Protocol.createId(deviceId));
+    	connection.setContext(this);
+    	connection.connect();
+
+    	// Request location updates
+    	locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
+        period = intent.getIntExtra(Traccar.EXTRA_PERIOD, 0);
+        locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, period * 1000, 0, this);
+
+        // Report status
+        registerReceiver(updateReceiver, new IntentFilter(Traccar.MSG_UPDATE));
+        setStatus(Traccar.STATUS_RUNNING);
+        return START_STICKY;
+    }
+
+    @Override
+    public void onDestroy() {
+    	// Close connection
+    	connection.close();
+    	
+    	// Stop location updates
+        locationManager.removeUpdates(this);
+
+        // Report status
+        unregisterReceiver(updateReceiver);
+        setStatus(Traccar.STATUS_STOPPED);
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+}