Do not export battery level.

MyTracks/res/values/strings.xml

@@ -510,10 +510,6 @@ limitations under the License.
       %1$s time. E.g, '2/15/2012 1:40 PM'">
     Recorded: %1$s
   </string>
-  <string name="description_sensor_battery_level"
-    translation_description="Label for battery level with its unit percentage (%).">
-    Battery level (%)
-  </string>
   <string name="description_sensor_cadence"
     translation_description="Label for cadence with its unit revolutions per minute (rpm).">
     Cadence (rpm)

MyTracks/src/com/google/android/apps/mytracks/io/file/CsvTrackWriter.java

@@ -146,8 +146,7 @@ public class CsvTrackWriter implements TrackFormatWriter {
         context.getString(R.string.description_time),
         context.getString(R.string.description_sensor_power),
         context.getString(R.string.description_sensor_cadence),
-        context.getString(R.string.description_sensor_heart_rate),
+        context.getString(R.string.description_sensor_heart_rate));
-        context.getString(R.string.description_sensor_battery_level));
   }
 
   @Override
@@ -171,7 +170,6 @@ public class CsvTrackWriter implements TrackFormatWriter {
     String power = null;
     String cadence = null;
     String heartRate = null;
-    String batteryLevel = null;
     if (location instanceof MyTracksLocation) {
       SensorDataSet sensorDataSet = ((MyTracksLocation) location).getSensorDataSet();
 
@@ -194,12 +192,6 @@ public class CsvTrackWriter implements TrackFormatWriter {
             heartRate = Double.toString(sensorData.getValue());
           }
         }
-        if (sensorDataSet.hasBatteryLevel()) {
-          SensorData sensorData = sensorDataSet.getBatteryLevel();
-          if (sensorData.hasValue() && sensorData.getState() == Sensor.SensorState.SENDING) {
-            batteryLevel = Double.toString(sensorData.getValue());
-          }
-        }
       }
     }
     pointIndex++;
@@ -214,8 +206,7 @@ public class CsvTrackWriter implements TrackFormatWriter {
         StringUtils.formatDateTimeIso8601(location.getTime()),
         power,
         cadence,
-        heartRate,
+        heartRate);
-        batteryLevel);
   }
 
   /**

MyTracks/src/com/google/android/apps/mytracks/io/file/KmlTrackWriter.java

@@ -56,7 +56,6 @@ public class KmlTrackWriter implements TrackFormatWriter {
   private static final String CADENCE = "cadence";
   private static final String HEART_RATE = "heart_rate";
   private static final String POWER = "power";
-  private static final String BATTER_LEVEL = "battery_level";
 
   private static final String WAYPOINT_ICON =
       "http://maps.google.com/mapfiles/kml/pushpin/blue-pushpin.png";
@@ -76,11 +75,9 @@ public class KmlTrackWriter implements TrackFormatWriter {
   private ArrayList<Integer> powerList = new ArrayList<Integer>();
   private ArrayList<Integer> cadenceList = new ArrayList<Integer>();
   private ArrayList<Integer> heartRateList = new ArrayList<Integer>();
-  private ArrayList<Integer> batteryLevelList = new ArrayList<Integer>();
   private boolean hasPower;
   private boolean hasCadence;
   private boolean hasHeartRate;
-  private boolean hasBatteryLevel;
 
   public KmlTrackWriter(Context context) {
     this(context, new DescriptionGeneratorImpl(context));
@@ -136,7 +133,6 @@ public class KmlTrackWriter implements TrackFormatWriter {
       writeSensorStyle(POWER, context.getString(R.string.description_sensor_power));
       writeSensorStyle(CADENCE, context.getString(R.string.description_sensor_cadence));
       writeSensorStyle(HEART_RATE, context.getString(R.string.description_sensor_heart_rate));
-      writeSensorStyle(BATTER_LEVEL, context.getString(R.string.description_sensor_battery_level));
       printWriter.println("</Schema>");
     }
   }
@@ -209,11 +205,9 @@ public class KmlTrackWriter implements TrackFormatWriter {
       hasPower = false;
       hasCadence = false;
       hasHeartRate = false;
-      hasBatteryLevel = false;
       powerList.clear();
       cadenceList.clear();
       heartRateList.clear();
-      batteryLevelList.clear();
     }
   }
 
@@ -231,9 +225,6 @@ public class KmlTrackWriter implements TrackFormatWriter {
       if (hasHeartRate) {
         writeSensorData(heartRateList, HEART_RATE);
       }
-      if (hasBatteryLevel) {
-        writeSensorData(batteryLevelList, BATTER_LEVEL);
-      }
       printWriter.println("</SchemaData>");
       printWriter.println("</ExtendedData>");
       printWriter.println("</gx:Track>");
@@ -252,7 +243,6 @@ public class KmlTrackWriter implements TrackFormatWriter {
         int power = -1;
         int cadence = -1;
         int heartRate = -1;
-        int batteryLevel = -1;
 
         if (sensorDataSet != null) {
           if (sensorDataSet.hasPower()) {
@@ -276,18 +266,10 @@ public class KmlTrackWriter implements TrackFormatWriter {
               heartRate = sensorData.getValue();
             }
           }          
-          if (sensorDataSet.hasBatteryLevel()) {
-            SensorData sensorData = sensorDataSet.getBatteryLevel();
-            if (sensorData.hasValue() && sensorData.getState() == Sensor.SensorState.SENDING) {
-              hasBatteryLevel = true;
-              batteryLevel = sensorData.getValue();
-            }
-          }
         }
         powerList.add(power);
         cadenceList.add(cadence);
         heartRateList.add(heartRate);
-        batteryLevelList.add(batteryLevel);
       }
     }
   }

MyTracksTest/src/com/google/android/apps/mytracks/io/file/CsvTrackWriterTest.java

@@ -49,15 +49,15 @@ public class CsvTrackWriterTest extends TrackFormatWriterTest {
         "1970-01-01T00:03:20.000Z");
     String expectedPointHeader = getExpectedLine("Segment", "Point", "Latitude (deg)",
         "Longitude (deg)", "Altitude (m)", "Bearing (deg)", "Accuracy (m)", "Speed (m/s)", "Time",
-        "Power (W)", "Cadence (rpm)", "Heart rate (bpm)", "Battery level (%)");
+        "Power (W)", "Cadence (rpm)", "Heart rate (bpm)");
     String expectedPoint1 = getExpectedLine("1", "1", "0.0", "0.0", "0.0", "0.0", "0", "0",
-        "1970-01-01T00:00:00.000Z", "100.0", "200.0", "300.0", "400.0");
+        "1970-01-01T00:00:00.000Z", "100.0", "200.0", "300.0");
     String expectedPoint2 = getExpectedLine("1", "2", "1.0", "-1.0", "10.0", "100.0", "1,000",
-        "10,000", "1970-01-01T00:01:40.000Z", "101.0", "201.0", "301.0", "401.0");
+        "10,000", "1970-01-01T00:01:40.000Z", "101.0", "201.0", "301.0");
     String expectedPoint3 = getExpectedLine("2", "1", "2.0", "-2.0", "20.0", "200.0", "2,000",
-        "20,000", "1970-01-01T00:03:20.000Z", "102.0", "202.0", "302.0", "402.0");
+        "20,000", "1970-01-01T00:03:20.000Z", "102.0", "202.0", "302.0");
     String expectedPoint4 = getExpectedLine("2", "2", "3.0", "-3.0", "30.0", "300.0", "3,000",
-        "30,000", "1970-01-01T00:05:00.000Z", "103.0", "203.0", "303.0", "403.0");
+        "30,000", "1970-01-01T00:05:00.000Z", "103.0", "203.0", "303.0");
     String expected = expectedTrackHeader + expectedTrack + "\n" 
         + expectedMarkerHeader + expectedMarker1 + expectedMarker2 + "\n"
         + expectedPointHeader + expectedPoint1 + expectedPoint2 + expectedPoint3 + expectedPoint4;

MyTracksTest/src/com/google/android/apps/mytracks/io/file/TrackFormatWriterTest.java

@@ -100,10 +100,8 @@ public abstract class TrackFormatWriterTest extends AndroidTestCase {
           .setState(Sensor.SensorState.SENDING);
       Sensor.SensorData.Builder heartRate = Sensor.SensorData.newBuilder().setValue(300 + i)
           .setState(Sensor.SensorState.SENDING);     
-      Sensor.SensorData.Builder batteryLevel = Sensor.SensorData.newBuilder().setValue(400 + i)
-          .setState(Sensor.SensorState.SENDING);
       Sensor.SensorDataSet sensorDataSet = Sensor.SensorDataSet.newBuilder().setPower(power)
-          .setCadence(cadence).setHeartRate(heartRate).setBatteryLevel(batteryLevel).build();
+          .setCadence(cadence).setHeartRate(heartRate).build();
       location.setSensorDataSet(sensorDataSet);
     }
   }