convert byte and short values related to activity tracking to int

This avoids a lot of problems because java
- does not know unsigned values
- jvm and dalvic do not internally support byte and short
- sqlite does not know them either

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/GBApplication.java

@@ -261,26 +261,26 @@ public class GBApplication extends Application {
 
     private void migratePrefs(int oldVersion) {
         SharedPreferences.Editor editor = sharedPrefs.edit();
-        switch (oldVersion)  {
+        switch (oldVersion) {
             case 0:
                 String legacyGender = sharedPrefs.getString("mi_user_gender", null);
                 String legacyHeight = sharedPrefs.getString("mi_user_height_cm", null);
                 String legacyWeigth = sharedPrefs.getString("mi_user_weight_kg", null);
-                String legacyYOB = sharedPrefs.getString("mi_user_year_of_birth",null);
+                String legacyYOB = sharedPrefs.getString("mi_user_year_of_birth", null);
-                if(legacyGender != null) {
+                if (legacyGender != null) {
                     int gender = "male".equals(legacyGender) ? 1 : "female".equals(legacyGender) ? 0 : 2;
                     editor.putString(ActivityUser.PREF_USER_GENDER, Integer.toString(gender));
                     editor.remove("mi_user_gender");
                 }
-                if(legacyHeight != null) {
+                if (legacyHeight != null) {
                     editor.putString(ActivityUser.PREF_USER_HEIGHT_CM, legacyHeight);
                     editor.remove("mi_user_height_cm");
                 }
-                if(legacyWeigth != null) {
+                if (legacyWeigth != null) {
                     editor.putString(ActivityUser.PREF_USER_WEIGHT_KG, legacyWeigth);
                     editor.remove("mi_user_weight_kg");
                 }
-                if(legacyYOB != null) {
+                if (legacyYOB != null) {
                     editor.putString(ActivityUser.PREF_USER_YEAR_OF_BIRTH, legacyYOB);
                     editor.remove("mi_user_year_of_birth");
                 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractChartFragment.java

@@ -12,7 +12,6 @@ import android.view.View;
 
 import com.github.mikephil.charting.charts.BarLineChartBase;
 import com.github.mikephil.charting.charts.Chart;
-import com.github.mikephil.charting.charts.CombinedChart;
 import com.github.mikephil.charting.components.YAxis;
 import com.github.mikephil.charting.data.BarData;
 import com.github.mikephil.charting.data.BarDataSet;
@@ -29,7 +28,6 @@ import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Calendar;
-import java.util.Collections;
 import java.util.Date;
 import java.util.GregorianCalendar;
 import java.util.HashSet;
@@ -86,6 +84,7 @@ public abstract class AbstractChartFragment extends AbstractGBFragment {
     }
 
     public abstract String getTitle();
+
     public boolean supportsHeartrate() {
         return supportsHeartrateChart;
     }
@@ -166,7 +165,7 @@ public abstract class AbstractChartFragment extends AbstractGBFragment {
     protected ChartsHost getChartsHost() {
         return (ChartsHost) getActivity();
     }
-    
+
     private void setEndDate(Date date) {
         getChartsHost().setEndDate(date);
     }
@@ -447,7 +446,7 @@ public abstract class AbstractChartFragment extends AbstractGBFragment {
                 }
                 activityEntries.add(createBarEntry(value, i));
                 if (hr) {
-                    heartrateEntries.add(createLineEntry(sample.getCustomShortValue(), i));
+                    heartrateEntries.add(createLineEntry(sample.getCustomValue(), i));
                 }
 
                 String xLabel = "";

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/CustomBarChart.java

@@ -49,6 +49,7 @@ public class CustomBarChart extends BarChart {
     /**
      * Call this to set the next value for the Entry to be animated.
      * Call animateY() when ready to do that.
+     *
      * @param nextValue
      */
     public void setSingleEntryYValue(float nextValue) {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/LiveActivityFragment.java

@@ -315,9 +315,9 @@ public class LiveActivityFragment extends AbstractChartFragment {
         List<String> xLabels = new ArrayList<>();
         List<Integer> colors = new ArrayList<>();
 
-        entries.add(new BarEntry(0,0));
+        entries.add(new BarEntry(0, 0));
         entries.add(entry);
-        entries.add(new BarEntry(0,2));
+        entries.add(new BarEntry(0, 2));
         colors.add(akActivity.color);
         colors.add(akActivity.color);
         colors.add(akActivity.color);

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/SleepChartFragment.java

@@ -8,7 +8,6 @@ import android.view.View;
 import android.view.ViewGroup;
 
 import com.github.mikephil.charting.animation.Easing;
-import com.github.mikephil.charting.charts.BarLineChartBase;
 import com.github.mikephil.charting.charts.Chart;
 import com.github.mikephil.charting.charts.CombinedChart;
 import com.github.mikephil.charting.charts.PieChart;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/WeekStepsChartFragment.java

@@ -6,7 +6,6 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
-import com.github.mikephil.charting.charts.BarLineChartBase;
 import com.github.mikephil.charting.charts.Chart;
 import com.github.mikephil.charting.charts.CombinedChart;
 import com.github.mikephil.charting.charts.PieChart;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/database/ActivityDatabaseHandler.java

@@ -22,15 +22,15 @@ import nodomain.freeyourgadget.gadgetbridge.model.ActivitySample;
 import nodomain.freeyourgadget.gadgetbridge.util.GB;
 
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.DATABASE_NAME;
+import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_CUSTOM_SHORT;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_INTENSITY;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_PROVIDER;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_STEPS;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_TIMESTAMP;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_TYPE;
-import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_CUSTOM_SHORT;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.TABLE_GBACTIVITYSAMPLES;
 
-public class    ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHandler {
+public class ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHandler {
 
     private static final Logger LOG = LoggerFactory.getLogger(ActivityDatabaseHandler.class);
 
@@ -102,7 +102,7 @@ public class    ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHa
             values.put(KEY_PROVIDER, sample.getProvider().getID());
             values.put(KEY_INTENSITY, sample.getRawIntensity());
             values.put(KEY_STEPS, sample.getSteps());
-            values.put(KEY_CUSTOM_SHORT, sample.getCustomShortValue());
+            values.put(KEY_CUSTOM_SHORT, sample.getCustomValue());
             values.put(KEY_TYPE, sample.getRawKind());
 
             db.insert(TABLE_GBACTIVITYSAMPLES, null, values);
@@ -112,14 +112,15 @@ public class    ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHa
     /**
      * Adds the a new sample to the database
      *
-     * @param timestamp the timestamp of the same, second-based!
+     * @param timestamp        the timestamp of the same, second-based!
-     * @param provider  the SampleProvider ID
+     * @param provider         the SampleProvider ID
-     * @param intensity the sample's raw intensity value
+     * @param intensity        the sample's raw intensity value
-     * @param steps     the sample's steps value
+     * @param steps            the sample's steps value
-     * @param kind      the raw activity kind of the sample
+     * @param kind             the raw activity kind of the sample
+     * @param customShortValue
      */
     @Override
-    public void addGBActivitySample(int timestamp, byte provider, short intensity, short steps, byte kind, short customShortValue) {
+    public void addGBActivitySample(int timestamp, int provider, int intensity, int steps, int kind, int customShortValue) {
         if (intensity < 0) {
             LOG.error("negative intensity received, ignoring");
             intensity = 0;
@@ -164,7 +165,7 @@ public class    ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHa
                 statement.bindLong(3, activitySample.getRawIntensity());
                 statement.bindLong(4, activitySample.getSteps());
                 statement.bindLong(5, activitySample.getRawKind());
-                statement.bindLong(6, activitySample.getCustomShortValue());
+                statement.bindLong(6, activitySample.getCustomValue());
                 statement.execute();
             }
             db.setTransactionSuccessful();
@@ -242,7 +243,7 @@ public class    ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHa
         }
 
         StringBuilder builder = new StringBuilder(" and (");
-        byte[] dbActivityTypes = ActivityKind.mapToDBActivityTypes(activityTypes, provider);
+        int[] dbActivityTypes = ActivityKind.mapToDBActivityTypes(activityTypes, provider);
         for (int i = 0; i < dbActivityTypes.length; i++) {
             builder.append(" type=").append(dbActivityTypes[i]);
             if (i + 1 < dbActivityTypes.length) {
@@ -254,7 +255,7 @@ public class    ActivityDatabaseHandler extends SQLiteOpenHelper implements DBHa
     }
 
     @Override
-    public void changeStoredSamplesType(int timestampFrom, int timestampTo, byte kind, SampleProvider provider) {
+    public void changeStoredSamplesType(int timestampFrom, int timestampTo, int kind, SampleProvider provider) {
         try (SQLiteDatabase db = this.getReadableDatabase()) {
             String sql = "UPDATE " + TABLE_GBACTIVITYSAMPLES + " SET " + KEY_TYPE + "= ? WHERE "
                     + KEY_PROVIDER + " = ? AND "

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/database/DBHandler.java

@@ -24,13 +24,13 @@ public interface DBHandler {
 
     List<ActivitySample> getSleepSamples(int tsFrom, int tsTo, SampleProvider provider);
 
-    void addGBActivitySample(int timestamp, byte provider, short intensity, short steps, byte kind, short heartrate);
+    void addGBActivitySample(int timestamp, int provider, int intensity, int steps, int kind, int heartrate);
 
     void addGBActivitySamples(ActivitySample[] activitySamples);
 
     SQLiteDatabase getWritableDatabase();
 
-    void changeStoredSamplesType(int timestampFrom, int timestampTo, byte kind, SampleProvider provider);
+    void changeStoredSamplesType(int timestampFrom, int timestampTo, int kind, SampleProvider provider);
 
     int fetchLatestTimestamp(SampleProvider provider);
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/database/schema/ActivityDBUpdate_6.java

@@ -2,15 +2,10 @@ package nodomain.freeyourgadget.gadgetbridge.database.schema;
 
 import android.database.sqlite.SQLiteDatabase;
 
-import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
 import nodomain.freeyourgadget.gadgetbridge.database.DBUpdateScript;
 
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_CUSTOM_SHORT;
-import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_PROVIDER;
-import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_STEPS;
-import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.KEY_TIMESTAMP;
 import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.TABLE_GBACTIVITYSAMPLES;
-import static nodomain.freeyourgadget.gadgetbridge.database.DBConstants.TABLE_STEPS_PER_DAY;
 
 /**
  * Adds a column "customShort" to the table "GBActivitySamples"

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/DeviceCoordinator.java

@@ -12,7 +12,7 @@ import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
  * This interface is implemented at least once for every supported gadget device.
  * It allows Gadgetbridge to generically deal with different kinds of devices
  * without actually knowing the details of any device.
- *
+ * <p/>
  * Instances will be created as needed and asked whether they support a given
  * device. If a coordinator answers true, it will be used to assist in handling
  * the given device.
@@ -22,6 +22,7 @@ public interface DeviceCoordinator {
 
     /**
      * Checks whether this candidate handles the given candidate.
+     *
      * @param candidate
      * @return true if this coordinator handles the given candidate.
      */
@@ -29,6 +30,7 @@ public interface DeviceCoordinator {
 
     /**
      * Checks whether this candidate handles the given device.
+     *
      * @param device
      * @return true if this coordinator handles the given device.
      */
@@ -36,6 +38,7 @@ public interface DeviceCoordinator {
 
     /**
      * Returns the kind of device type this coordinator supports.
+     *
      * @return
      */
     DeviceType getDeviceType();
@@ -43,6 +46,7 @@ public interface DeviceCoordinator {
     /**
      * Returns the Activity class to be started in order to perform a pairing of a
      * given device.
+     *
      * @return
      */
     Class<? extends Activity> getPairingActivity();
@@ -50,6 +54,7 @@ public interface DeviceCoordinator {
     /**
      * Returns the Activity class that will be used as the primary activity
      * for the given device.
+     *
      * @return
      */
     Class<? extends Activity> getPrimaryActivity();
@@ -57,6 +62,7 @@ public interface DeviceCoordinator {
     /**
      * Returns true if activity data fetching is supported by the device
      * (with this coordinator).
+     *
      * @return
      */
     boolean supportsActivityDataFetching();
@@ -65,6 +71,7 @@ public interface DeviceCoordinator {
      * Returns true if activity data fetching is supported AND possible at this
      * very moment. This will consider the device state (being connected/disconnected/busy...)
      * etc.
+     *
      * @param device
      * @return
      */
@@ -72,6 +79,7 @@ public interface DeviceCoordinator {
 
     /**
      * Returns the sample provider for the device being supported.
+     *
      * @return
      */
     SampleProvider getSampleProvider();
@@ -79,6 +87,7 @@ public interface DeviceCoordinator {
     /**
      * Finds an install handler for the given uri that can install the given
      * uri on the device being managed.
+     *
      * @param uri
      * @param context
      * @return the install handler or null if that uri cannot be installed on the device
@@ -87,6 +96,7 @@ public interface DeviceCoordinator {
 
     /**
      * Returns true if this device/coordinator supports taking screenshots.
+     *
      * @return
      */
     boolean supportsScreenshots();

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/SampleProvider.java

@@ -1,19 +1,19 @@
 package nodomain.freeyourgadget.gadgetbridge.devices;
 
 public interface SampleProvider {
-    byte PROVIDER_MIBAND = 0;
+    int PROVIDER_MIBAND = 0;
-    byte PROVIDER_PEBBLE_MORPHEUZ = 1;
+    int PROVIDER_PEBBLE_MORPHEUZ = 1;
-    byte PROVIDER_PEBBLE_GADGETBRIDGE = 2;
+    int PROVIDER_PEBBLE_GADGETBRIDGE = 2;
-    byte PROVIDER_PEBBLE_MISFIT = 3;
+    int PROVIDER_PEBBLE_MISFIT = 3;
-    byte PROVIDER_PEBBLE_HEALTH = 4;
+    int PROVIDER_PEBBLE_HEALTH = 4;
 
-    byte PROVIDER_UNKNOWN = 100;
+    int PROVIDER_UNKNOWN = 100;
 
-    int normalizeType(byte rawType);
+    int normalizeType(int rawType);
 
-    byte toRawActivityKind(int activityKind);
+    int toRawActivityKind(int activityKind);
 
-    float normalizeIntensity(short rawIntensity);
+    float normalizeIntensity(int rawIntensity);
 
-    byte getID();
+    int getID();
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/UnknownDeviceCoordinator.java

@@ -15,22 +15,22 @@ public class UnknownDeviceCoordinator extends AbstractDeviceCoordinator {
 
     private static final class UnknownSampleProvider implements SampleProvider {
         @Override
-        public int normalizeType(byte rawType) {
+        public int normalizeType(int rawType) {
             return ActivityKind.TYPE_UNKNOWN;
         }
 
         @Override
-        public byte toRawActivityKind(int activityKind) {
+        public int toRawActivityKind(int activityKind) {
             return 0;
         }
 
         @Override
-        public float normalizeIntensity(short rawIntensity) {
+        public float normalizeIntensity(int rawIntensity) {
             return 0;
         }
 
         @Override
-        public byte getID() {
+        public int getID() {
             return PROVIDER_UNKNOWN;
         }
     }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBandSampleProvider.java

@@ -23,7 +23,7 @@ public class MiBandSampleProvider implements SampleProvider {
     private final float movementDivisor = 180.0f; //256.0f;
 
     @Override
-    public int normalizeType(byte rawType) {
+    public int normalizeType(int rawType) {
         switch (rawType) {
             case TYPE_DEEP_SLEEP:
                 return ActivityKind.TYPE_DEEP_SLEEP;
@@ -42,7 +42,7 @@ public class MiBandSampleProvider implements SampleProvider {
     }
 
     @Override
-    public byte toRawActivityKind(int activityKind) {
+    public int toRawActivityKind(int activityKind) {
         switch (activityKind) {
             case ActivityKind.TYPE_ACTIVITY:
                 return TYPE_ACTIVITY;
@@ -59,12 +59,12 @@ public class MiBandSampleProvider implements SampleProvider {
     }
 
     @Override
-    public float normalizeIntensity(short rawIntensity) {
+    public float normalizeIntensity(int rawIntensity) {
         return rawIntensity / movementDivisor;
     }
 
     @Override
-    public byte getID() {
+    public int getID() {
         return SampleProvider.PROVIDER_MIBAND;
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/MiBandService.java

@@ -161,9 +161,9 @@ public class MiBandService {
     public static final byte COMMAND_SET_REALTIME_STEP = 0x10;
 
     // Test HR
-    public static final byte	COMMAND_SET_HR_SLEEP			=  0x0;
+    public static final byte COMMAND_SET_HR_SLEEP = 0x0;
-    public static final byte	COMMAND_SET__HR_CONTINUOUS		=  0x1;
+    public static final byte COMMAND_SET__HR_CONTINUOUS = 0x1;
-    public static final byte	COMMAND_SET_HR_MANUAL			=  0x2;
+    public static final byte COMMAND_SET_HR_MANUAL = 0x2;
 
 
     /* FURTHER COMMANDS: unchecked therefore left commented

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/miband/UserInfo.java

@@ -1,11 +1,11 @@
 package nodomain.freeyourgadget.gadgetbridge.devices.miband;
 
+import java.util.Arrays;
+
 import nodomain.freeyourgadget.gadgetbridge.model.ActivityUser;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.DeviceInfo;
 import nodomain.freeyourgadget.gadgetbridge.util.CheckSums;
 
-import java.util.Arrays;
-
 public class UserInfo {
 
     private final String btAddress;
@@ -91,7 +91,7 @@ public class UserInfo {
             aliasFrom = 11;
         }
 
-        byte[] aliasBytes = alias.substring(0, Math.min(alias.length(), 19-aliasFrom)).getBytes();
+        byte[] aliasBytes = alias.substring(0, Math.min(alias.length(), 19 - aliasFrom)).getBytes();
         System.arraycopy(aliasBytes, 0, sequence, aliasFrom, aliasBytes.length);
 
         byte[] crcSequence = Arrays.copyOf(sequence, 19);

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/pebble/HealthSampleProvider.java

@@ -4,27 +4,27 @@ import nodomain.freeyourgadget.gadgetbridge.devices.SampleProvider;
 import nodomain.freeyourgadget.gadgetbridge.model.ActivityKind;
 
 public class HealthSampleProvider implements SampleProvider {
-    public static final byte TYPE_DEEP_SLEEP = 5;
+    public static final int TYPE_DEEP_SLEEP = 5;
-    public static final byte TYPE_LIGHT_SLEEP = 4;
+    public static final int TYPE_LIGHT_SLEEP = 4;
-    public static final byte TYPE_ACTIVITY = -1;
+    public static final int TYPE_ACTIVITY = -1;
 
     protected final float movementDivisor = 8000f;
 
     @Override
-    public int normalizeType(byte rawType) {
+    public int normalizeType(int rawType) {
         switch (rawType) {
-        case TYPE_DEEP_SLEEP:
+            case TYPE_DEEP_SLEEP:
-            return ActivityKind.TYPE_DEEP_SLEEP;
+                return ActivityKind.TYPE_DEEP_SLEEP;
-        case TYPE_LIGHT_SLEEP:
+            case TYPE_LIGHT_SLEEP:
-            return ActivityKind.TYPE_LIGHT_SLEEP;
+                return ActivityKind.TYPE_LIGHT_SLEEP;
-        case TYPE_ACTIVITY:
+            case TYPE_ACTIVITY:
-        default:
+            default:
-            return ActivityKind.TYPE_UNKNOWN;
+                return ActivityKind.TYPE_UNKNOWN;
-    }
+        }
     }
 
     @Override
-    public byte toRawActivityKind(int activityKind) {
+    public int toRawActivityKind(int activityKind) {
         switch (activityKind) {
             case ActivityKind.TYPE_ACTIVITY:
                 return TYPE_ACTIVITY;
@@ -40,13 +40,13 @@ public class HealthSampleProvider implements SampleProvider {
 
 
     @Override
-    public float normalizeIntensity(short rawIntensity) {
+    public float normalizeIntensity(int rawIntensity) {
         return rawIntensity / movementDivisor;
     }
 
 
     @Override
-    public byte getID() {
+    public int getID() {
         return SampleProvider.PROVIDER_PEBBLE_HEALTH;
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/pebble/MisfitSampleProvider.java

@@ -7,24 +7,24 @@ public class MisfitSampleProvider implements SampleProvider {
     protected final float movementDivisor = 300f;
 
     @Override
-    public int normalizeType(byte rawType) {
+    public int normalizeType(int rawType) {
         return (int) rawType;
     }
 
     @Override
-    public byte toRawActivityKind(int activityKind) {
+    public int toRawActivityKind(int activityKind) {
         return (byte) activityKind;
     }
 
 
     @Override
-    public float normalizeIntensity(short rawIntensity) {
+    public float normalizeIntensity(int rawIntensity) {
         return rawIntensity / movementDivisor;
     }
 
 
     @Override
-    public byte getID() {
+    public int getID() {
         return SampleProvider.PROVIDER_PEBBLE_MISFIT;
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/pebble/MorpheuzSampleProvider.java

@@ -13,7 +13,7 @@ public class MorpheuzSampleProvider implements SampleProvider {
     protected float movementDivisor = 5000f;
 
     @Override
-    public int normalizeType(byte rawType) {
+    public int normalizeType(int rawType) {
         switch (rawType) {
             case TYPE_DEEP_SLEEP:
                 return ActivityKind.TYPE_DEEP_SLEEP;
@@ -28,7 +28,7 @@ public class MorpheuzSampleProvider implements SampleProvider {
     }
 
     @Override
-    public byte toRawActivityKind(int activityKind) {
+    public int toRawActivityKind(int activityKind) {
         switch (activityKind) {
             case ActivityKind.TYPE_ACTIVITY:
                 return TYPE_ACTIVITY;
@@ -43,12 +43,12 @@ public class MorpheuzSampleProvider implements SampleProvider {
     }
 
     @Override
-    public float normalizeIntensity(short rawIntensity) {
+    public float normalizeIntensity(int rawIntensity) {
         return rawIntensity / movementDivisor;
     }
 
     @Override
-    public byte getID() {
+    public int getID() {
         return SampleProvider.PROVIDER_PEBBLE_MORPHEUZ;
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/pebble/PebbleGadgetBridgeSampleProvider.java

@@ -8,7 +8,7 @@ public class PebbleGadgetBridgeSampleProvider extends MorpheuzSampleProvider {
     }
 
     @Override
-    public byte getID() {
+    public int getID() {
         return SampleProvider.PROVIDER_PEBBLE_GADGETBRIDGE;
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/externalevents/SMSReceiver.java

@@ -9,8 +9,6 @@ import android.os.PowerManager;
 import android.preference.PreferenceManager;
 import android.telephony.SmsMessage;
 
-import java.util.ArrayList;
-
 import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.model.NotificationSpec;
 import nodomain.freeyourgadget.gadgetbridge.model.NotificationType;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/impl/GBActivitySample.java

@@ -7,21 +7,21 @@ import nodomain.freeyourgadget.gadgetbridge.util.DateTimeUtils;
 public class GBActivitySample implements ActivitySample {
     private final int timestamp;
     private final SampleProvider provider;
-    private final short intensity;
+    private final int intensity;
-    private final short steps;
+    private final int steps;
-    private final byte type;
+    private final int type;
-    private final short customShortValue;
+    private final int customValue;
 
-    public GBActivitySample(SampleProvider provider, int timestamp, short intensity, short steps, byte type) {
+    public GBActivitySample(SampleProvider provider, int timestamp, int intensity, int steps, int type) {
-        this(provider, timestamp, intensity, steps, type, (short) 0);
+        this(provider, timestamp, intensity, steps, type, 0);
     }
 
-    public GBActivitySample(SampleProvider provider, int timestamp, short intensity, short steps, byte type, short customShortValue) {
+    public GBActivitySample(SampleProvider provider, int timestamp, int intensity, int steps, int type, int customValue) {
         this.timestamp = timestamp;
         this.provider = provider;
         this.intensity = intensity;
         this.steps = steps;
-        this.customShortValue = customShortValue;
+        this.customValue = customValue;
         this.type = type;
         validate();
     }
@@ -36,8 +36,8 @@ public class GBActivitySample implements ActivitySample {
         if (timestamp < 0) {
             throw new IllegalArgumentException("timestamp must be >= 0");
         }
-        if (customShortValue < 0) {
+        if (customValue < 0) {
-            throw new IllegalArgumentException("customShortValue must be >= 0");
+            throw new IllegalArgumentException("customValue must be >= 0");
         }
     }
 
@@ -52,7 +52,7 @@ public class GBActivitySample implements ActivitySample {
     }
 
     @Override
-    public short getRawIntensity() {
+    public int getRawIntensity() {
         return intensity;
     }
 
@@ -62,12 +62,12 @@ public class GBActivitySample implements ActivitySample {
     }
 
     @Override
-    public short getSteps() {
+    public int getSteps() {
         return steps;
     }
 
     @Override
-    public byte getRawKind() {
+    public int getRawKind() {
         return type;
     }
 
@@ -77,8 +77,8 @@ public class GBActivitySample implements ActivitySample {
     }
 
     @Override
-    public short getCustomShortValue() {
+    public int getCustomValue() {
-        return customShortValue;
+        return customValue;
     }
 
     @Override
@@ -87,7 +87,7 @@ public class GBActivitySample implements ActivitySample {
                 "timestamp=" + DateTimeUtils.formatDateTime(DateTimeUtils.parseTimeStamp(timestamp)) +
                 ", intensity=" + getIntensity() +
                 ", steps=" + getSteps() +
-                ", customShortValue=" + getCustomShortValue() +
+                ", customValue=" + getCustomValue() +
                 ", type=" + getKind() +
                 '}';
     }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivityKind.java

@@ -14,8 +14,8 @@ public class ActivityKind {
     public static final int TYPE_SLEEP = TYPE_LIGHT_SLEEP | TYPE_DEEP_SLEEP;
     public static final int TYPE_ALL = TYPE_ACTIVITY | TYPE_SLEEP | TYPE_NOT_WORN;
 
-    public static byte[] mapToDBActivityTypes(int types, SampleProvider provider) {
+    public static int[] mapToDBActivityTypes(int types, SampleProvider provider) {
-        byte[] result = new byte[3];
+        int[] result = new int[3];
         int i = 0;
         if ((types & ActivityKind.TYPE_ACTIVITY) != 0) {
             result[i++] = provider.toRawActivityKind(TYPE_ACTIVITY);

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivitySample.java

@@ -18,7 +18,7 @@ public interface ActivitySample {
     /**
      * Returns the raw activity kind value as recorded by the SampleProvider
      */
-    byte getRawKind();
+    int getRawKind();
 
     /**
      * Returns the activity kind value as recorded by the SampleProvider
@@ -30,7 +30,7 @@ public interface ActivitySample {
     /**
      * Returns the raw intensity value as recorded by the SampleProvider
      */
-    short getRawIntensity();
+    int getRawIntensity();
 
     /**
      * Returns the normalized intensity value between 0 and 1
@@ -40,7 +40,7 @@ public interface ActivitySample {
     /**
      * Returns the number of steps performed during the period of this sample
      */
-    short getSteps();
+    int getSteps();
 
-    short getCustomShortValue();
+    int getCustomValue();
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivityUser.java

@@ -29,28 +29,28 @@ public class ActivityUser {
     public static final String PREF_USER_WEIGHT_KG = "activity_user_weight_kg";
 
     public int getActivityUserWeightKg() {
-        if(activityUserWeightKg == null) {
+        if (activityUserWeightKg == null) {
             fetchPreferences();
         }
         return activityUserWeightKg;
     }
 
     public int getActivityUserGender() {
-        if(activityUserGender == null) {
+        if (activityUserGender == null) {
             fetchPreferences();
         }
         return activityUserGender;
     }
 
     public int getActivityUserYearOfBirth() {
-        if(activityUserYearOfBirth == null) {
+        if (activityUserYearOfBirth == null) {
             fetchPreferences();
         }
         return activityUserYearOfBirth;
     }
 
     public int getActivityUserHeightCm() {
-        if(activityUserHeightCm == null) {
+        if (activityUserHeightCm == null) {
             fetchPreferences();
         }
         return activityUserHeightCm;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/CalendarEvents.java

@@ -22,7 +22,7 @@ public class CalendarEvents {
     // needed for miband:
     // time
 
-    private static final String[] EVENT_INSTANCE_PROJECTION = new String[] {
+    private static final String[] EVENT_INSTANCE_PROJECTION = new String[]{
             Instances._ID,
             Instances.BEGIN,
             Instances.END,
@@ -67,9 +67,9 @@ public class CalendarEvents {
                         evtCursor.getString(5),
                         evtCursor.getString(6),
                         evtCursor.getString(7)
-                        );
+                );
                 calendarEventList.add(calEvent);
-            } while(evtCursor.moveToNext());
+            } while (evtCursor.moveToNext());
 
             return true;
         }
@@ -100,7 +100,7 @@ public class CalendarEvents {
         }
 
         public int getBeginSeconds() {
-            return (int)(begin/1000);
+            return (int) (begin / 1000);
         }
 
         public long getEnd() {
@@ -112,11 +112,11 @@ public class CalendarEvents {
         }
 
         public int getDurationSeconds() {
-            return (int)((getDuration())/1000);
+            return (int) ((getDuration()) / 1000);
         }
 
         public short getDurationMinutes() {
-            return (short)(getDurationSeconds()/60);
+            return (short) (getDurationSeconds() / 60);
         }
 
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/DeviceSupportFactory.java

@@ -1,7 +1,6 @@
 package nodomain.freeyourgadget.gadgetbridge.service;
 
 import android.bluetooth.BluetoothAdapter;
-import android.bluetooth.BluetoothDevice;
 import android.content.Context;
 import android.widget.Toast;
 
@@ -11,10 +10,8 @@ import java.util.EnumSet;
 import nodomain.freeyourgadget.gadgetbridge.GBException;
 import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
-import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.MiBandSupport;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.pebble.PebbleSupport;
-import nodomain.freeyourgadget.gadgetbridge.util.DeviceHelper;
 import nodomain.freeyourgadget.gadgetbridge.util.GB;
 
 public class DeviceSupportFactory {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/btle/AbstractBTLEOperation.java

@@ -36,6 +36,7 @@ public abstract class AbstractBTLEOperation<T extends AbstractBTLEDeviceSupport>
      * Performs this operation. The whole operation is asynchronous, i.e.
      * this method quickly returns before the actual operation is finished.
      * Calls #prePerform() and, if successful, #doPerform().
+     *
      * @throws IOException
      */
     @Override
@@ -48,6 +49,7 @@ public abstract class AbstractBTLEOperation<T extends AbstractBTLEDeviceSupport>
 
     /**
      * Hook for subclasses to perform something before #doPerform() is invoked.
+     *
      * @throws IOException
      */
     protected void prePerform() throws IOException {
@@ -58,6 +60,7 @@ public abstract class AbstractBTLEOperation<T extends AbstractBTLEDeviceSupport>
      * successfully.
      * Note that subclasses HAVE TO call #operationFinished() when the entire
      * opreation is done (successful or not).
+     *
      * @throws IOException
      */
     protected abstract void doPerform() throws IOException;
@@ -65,6 +68,7 @@ public abstract class AbstractBTLEOperation<T extends AbstractBTLEDeviceSupport>
     /**
      * You MUST call this method when the operation has finished, either
      * successfull or unsuccessfully.
+     *
      * @throws IOException
      */
     protected void operationFinished() throws IOException {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/btle/BtLEQueue.java

@@ -422,7 +422,7 @@ public final class BtLEQueue {
                 for (byte b : characteristic.getValue()) {
                     content += String.format(" 0x%1x", b);
                 }
-                LOG.debug("characteristic changed: " + characteristic.getUuid() + " value: " + content );
+                LOG.debug("characteristic changed: " + characteristic.getUuid() + " value: " + content);
             }
             if (!checkCorrectGattInstance(gatt, "characteristic changed")) {
                 return;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/btle/GattCallback.java

@@ -74,7 +74,7 @@ public interface GattCallback {
      * @see BluetoothGattCallback#onDescriptorRead(BluetoothGatt, BluetoothGattDescriptor, int)
      */
     void onDescriptorRead(BluetoothGatt gatt, BluetoothGattDescriptor descriptor,
-                                 int status);
+                          int status);
 
     /**
      * @param gatt
@@ -83,7 +83,7 @@ public interface GattCallback {
      * @see BluetoothGattCallback#onDescriptorWrite(BluetoothGatt, BluetoothGattDescriptor, int)
      */
     void onDescriptorWrite(BluetoothGatt gatt, BluetoothGattDescriptor descriptor,
-                                  int status);
+                           int status);
 //
 //    /**
 //     * @see BluetoothGattCallback#onReliableWriteCompleted(BluetoothGatt, int)

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband/DeviceInfo.java

@@ -41,7 +41,7 @@ public class DeviceInfo extends AbstractInfo {
 
     public static int getInt(byte[] data, int from, int len) {
         int ret = 0;
-        for(int i = 0; i < len; ++i) {
+        for (int i = 0; i < len; ++i) {
             ret |= (data[from + i] & 255) << i * 8;
         }
         return ret;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband/MiBandSupport.java

@@ -141,7 +141,7 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
         // is not available. And at this point, we don't even know whether we support it, because
         // no device info is available yet. We would have to do the check in a custom NotifyAction.
 //        if (supportsHeartRate()) {
-            builder.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT), enable);
+        builder.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT), enable);
 //        }
 
         return this;
@@ -206,12 +206,12 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
 
     static final byte[] reboot = new byte[]{MiBandService.COMMAND_REBOOT};
 
-    static final byte[] startHeartMeasurementManual = new byte[]{ 0x15, MiBandService.COMMAND_SET_HR_MANUAL, 1};
+    static final byte[] startHeartMeasurementManual = new byte[]{0x15, MiBandService.COMMAND_SET_HR_MANUAL, 1};
-    static final byte[] stopHeartMeasurementManual = new byte[]{ 0x15, MiBandService.COMMAND_SET_HR_MANUAL, 0};
+    static final byte[] stopHeartMeasurementManual = new byte[]{0x15, MiBandService.COMMAND_SET_HR_MANUAL, 0};
-    static final byte[] startHeartMeasurementContinuous = new byte[]{ 0x15, MiBandService.COMMAND_SET__HR_CONTINUOUS, 1};
+    static final byte[] startHeartMeasurementContinuous = new byte[]{0x15, MiBandService.COMMAND_SET__HR_CONTINUOUS, 1};
-    static final byte[] stopHeartMeasurementContinuous = new byte[]{ 0x15, MiBandService.COMMAND_SET__HR_CONTINUOUS, 0};
+    static final byte[] stopHeartMeasurementContinuous = new byte[]{0x15, MiBandService.COMMAND_SET__HR_CONTINUOUS, 0};
-    static final byte[] startHeartMeasurementSleep = new byte[]{ 0x15, MiBandService.COMMAND_SET_HR_SLEEP, 1};
+    static final byte[] startHeartMeasurementSleep = new byte[]{0x15, MiBandService.COMMAND_SET_HR_SLEEP, 1};
-    static final byte[] stopHeartMeasurementSleep = new byte[]{ 0x15, MiBandService.COMMAND_SET_HR_SLEEP, 0};
+    static final byte[] stopHeartMeasurementSleep = new byte[]{0x15, MiBandService.COMMAND_SET_HR_SLEEP, 0};
 
     static final byte[] startRealTimeStepsNotifications = new byte[]{MiBandService.COMMAND_SET_REALTIME_STEPS_NOTIFICATION, 1};
     static final byte[] stopRealTimeStepsNotifications = new byte[]{MiBandService.COMMAND_SET_REALTIME_STEPS_NOTIFICATION, 0};
@@ -283,6 +283,7 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
         }
         return this;
     }*/
+
     /**
      * Part of device initialization process. Do not call manually.
      *
@@ -531,6 +532,7 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
             LOG.error("Unable to reboot MI", ex);
         }
     }
+
     @Override
     public void onHearRateTest() {
         if (supportsHeartRate()) {
@@ -673,11 +675,10 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
         } else if (MiBandService.UUID_CHARACTERISTIC_REALTIME_STEPS.equals(characteristicUUID)) {
             handleRealtimeSteps(characteristic.getValue());
         } else if (MiBandService.UUID_CHARACTERISTIC_REALTIME_STEPS.equals(characteristicUUID)) {
-        handleRealtimeSteps(characteristic.getValue());
+            handleRealtimeSteps(characteristic.getValue());
-         } else if (MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT.equals(characteristicUUID)) {
+        } else if (MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT.equals(characteristicUUID)) {
             logHeartrate(characteristic.getValue());
-        }
+        } else {
-        else {
             LOG.info("Unhandled characteristic changed: " + characteristicUUID);
             logMessageContent(characteristic.getValue());
         }
@@ -698,7 +699,7 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
         } else if (MiBandService.UUID_CHARACTERISTIC_HEART_RATE_MEASUREMENT.equals(characteristicUUID)) {
             logHeartrate(characteristic.getValue());
         } else {
-            LOG.info("Unhandled characteristic read: "+ characteristicUUID);
+            LOG.info("Unhandled characteristic read: " + characteristicUUID);
             logMessageContent(characteristic.getValue());
         }
     }
@@ -927,11 +928,11 @@ public class MiBandSupport extends AbstractBTLEDeviceSupport {
 
             if (availableSlots > 0) {
                 CalendarEvents upcomingEvents = new CalendarEvents();
-                List<CalendarEvents.CalendarEvent> mEvents =  upcomingEvents.getCalendarEventList(getContext());
+                List<CalendarEvents.CalendarEvent> mEvents = upcomingEvents.getCalendarEventList(getContext());
 
                 int iteration = 0;
                 ArrayList<GBAlarm> alarmList = new ArrayList<>();
-                for(CalendarEvents.CalendarEvent mEvt : mEvents) {
+                for (CalendarEvents.CalendarEvent mEvt : mEvents) {
                     if (iteration >= availableSlots || iteration > 2) {
                         break;
                     }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband/operations/AbstractMiBandOperation.java

@@ -41,8 +41,9 @@ public abstract class AbstractMiBandOperation extends AbstractBTLEOperation<MiBa
      * Enables or disables certain kinds of notifications that could interfere with this
      * operation. Call this method once initially to disable other notifications, and once
      * when this operation has finished.
+     *
      * @param builder
-     * @param enable true to enable, false to disable the other notifications
+     * @param enable  true to enable, false to disable the other notifications
      */
     protected void enableOtherNotifications(TransactionBuilder builder, boolean enable) {
         builder.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_REALTIME_STEPS), enable)

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband/operations/FetchActivityOperation.java

@@ -314,7 +314,7 @@ public class FetchActivityOperation extends AbstractMiBandOperation {
             try (SQLiteDatabase db = dbHandler.getWritableDatabase()) { // explicitly keep the db open while looping over the samples
                 int timestampInSeconds = (int) (activityStruct.activityDataTimestampProgress.getTimeInMillis() / 1000);
                 if ((activityStruct.activityDataHolderProgress % bpm) != 0) {
-                    throw new IllegalStateException("Unexpected data, progress should be mutiple of " + bpm +": " + activityStruct.activityDataHolderProgress);
+                    throw new IllegalStateException("Unexpected data, progress should be mutiple of " + bpm + ": " + activityStruct.activityDataHolderProgress);
                 }
                 int numSamples = activityStruct.activityDataHolderProgress / bpm;
                 ActivitySample[] samples = new ActivitySample[numSamples];

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband/operations/UpdateFirmwareOperation.java

@@ -191,10 +191,10 @@ public class UpdateFirmwareOperation extends AbstractMiBandOperation {
 
                 if ((i > 0) && (i % 50 == 0)) {
                     builder.write(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT), new byte[]{MiBandService.COMMAND_SYNC});
-                    builder.add(new SetProgressAction("Firmware update in progress", true, (int)(((float) firmwareProgress) / len * 100), getContext()));
+                    builder.add(new SetProgressAction("Firmware update in progress", true, (int) (((float) firmwareProgress) / len * 100), getContext()));
                 }
 
-                LOG.info("Firmware update progress:" + firmwareProgress + " total len:" + len + " progress:" + (int)(((float) firmwareProgress) / len * 100));
+                LOG.info("Firmware update progress:" + firmwareProgress + " total len:" + len + " progress:" + (int) (((float) firmwareProgress) / len * 100));
             }
 
             if (!(len % packetLength == 0)) {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/AppMessageHandlerGBPebble.java

@@ -52,10 +52,10 @@ public class AppMessageHandlerGBPebble extends AppMessageHandler {
                         db = GBApplication.acquireDB();
                         while (samples_remaining-- > 0) {
                             short sample = samplesBuffer.getShort();
-                            byte type = (byte) ((sample & 0xe000) >>> 13);
+                            int type = ((sample & 0xe000) >>> 13);
-                            byte intensity = (byte) ((sample & 0x1f80) >>> 7);
+                            int intensity = ((sample & 0x1f80) >>> 7);
-                            byte steps = (byte) (sample & 0x007f);
+                            int steps = (sample & 0x007f);
-                            db.addGBActivitySample(timestamp + offset_seconds, SampleProvider.PROVIDER_PEBBLE_GADGETBRIDGE, (short) (intensity & 0xff), (short) (steps & 0xff), type, (short)0);
+                            db.addGBActivitySample(timestamp + offset_seconds, SampleProvider.PROVIDER_PEBBLE_GADGETBRIDGE, intensity, steps, type, 0);
                             offset_seconds += 60;
                         }
                     } catch (GBException e) {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/AppMessageHandlerMisfit.java

@@ -75,7 +75,7 @@ public class AppMessageHandlerMisfit extends AppMessageHandler {
                         short sample = buf.getShort();
                         int steps = 0;
                         int intensity = 0;
-                        byte activityKind = ActivityKind.TYPE_UNKNOWN;
+                        int activityKind = ActivityKind.TYPE_UNKNOWN;
 
                         if (((sample & 0x83ff) == 0x0001) && ((sample & 0xff00) <= 0x4800)) {
                             // sleep seems to be from 0x2401 to 0x4801  (0b0IIIII0000000001) where I = intensity ?
@@ -101,7 +101,7 @@ public class AppMessageHandlerMisfit extends AppMessageHandler {
                         totalSteps += steps;
                         LOG.info("got steps for sample " + i + " : " + steps + "(" + Integer.toHexString(sample & 0xffff) + ")");
 
-                        activitySamples[i] = new GBActivitySample(sampleProvider, timestamp + i * 60, (short) intensity, (short) steps, activityKind);
+                        activitySamples[i] = new GBActivitySample(sampleProvider, timestamp + i * 60, intensity, steps, activityKind);
                     }
                     LOG.info("total steps for above period: " + totalSteps);
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/AppMessageHandlerMorpheuz.java

@@ -93,7 +93,7 @@ public class AppMessageHandlerMorpheuz extends AppMessageHandler {
                             DBHandler db = null;
                             try {
                                 db = GBApplication.acquireDB();
-                                db.addGBActivitySample(recording_base_timestamp + index * 600, SampleProvider.PROVIDER_PEBBLE_MORPHEUZ, intensity, (byte) 0, type, (short)0);
+                                db.addGBActivitySample(recording_base_timestamp + index * 600, SampleProvider.PROVIDER_PEBBLE_MORPHEUZ, intensity, (byte) 0, type, (short) 0);
                             } catch (GBException e) {
                                 LOG.error("Error acquiring database", e);
                             } finally {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/AppMessageHandlerTimeStylePebble.java

@@ -77,7 +77,7 @@ public class AppMessageHandlerTimeStylePebble extends AppMessageHandler {
 
         //byte[] weatherMessage=encodeTimeStylePebbleWeather();
 
-        ByteBuffer buf = ByteBuffer.allocate(ackMessage.length + testMessage.length );
+        ByteBuffer buf = ByteBuffer.allocate(ackMessage.length + testMessage.length);
 
         // encode ack and put in front of push message (hack for acknowledging the last message)
         buf.put(ackMessage);
@@ -98,7 +98,7 @@ public class AppMessageHandlerTimeStylePebble extends AppMessageHandler {
         return weatherMessage;
     }
 
-        @Override
+    @Override
     public GBDeviceEvent[] handleMessage(ArrayList<Pair<Integer, Object>> pairs) {
         GBDeviceEventSendBytes sendBytes = new GBDeviceEventSendBytes();
         sendBytes.encodedBytes = encodeTimeStylePebbleConfig();

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/DatalogSession.java

@@ -19,7 +19,7 @@ class DatalogSession {
         this.itemSize = itemSize;
     }
 
-    boolean handleMessage (ByteBuffer buf, int length) {
+    boolean handleMessage(ByteBuffer buf, int length) {
         return true;
     }
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/DatalogSessionHealthSleep.java

@@ -1,6 +1,5 @@
 package nodomain.freeyourgadget.gadgetbridge.service.devices.pebble;
 
-import android.database.sqlite.SQLiteDatabase;
 import android.widget.Toast;
 
 import org.slf4j.Logger;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/pebble/DatalogSessionHealthSteps.java

@@ -1,8 +1,6 @@
 package nodomain.freeyourgadget.gadgetbridge.service.devices.pebble;
 
 
-import android.database.sqlite.SQLiteDatabase;
-
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -61,7 +59,8 @@ public class DatalogSessionHealthSteps extends DatalogSession {
 
             for (int recordIdx = 0; recordIdx < recordNum; recordIdx++) {
                 datalogMessage.position(beginOfRecordPosition + recordIdx * recordLength); //we may not consume all the bytes of a record
-                stepsRecords[recordIdx] = new StepsRecord(timestamp, datalogMessage.get(), datalogMessage.get(), datalogMessage.getShort(), datalogMessage.get(), datalogMessage.get());
+                stepsRecords[recordIdx] = new StepsRecord(timestamp, datalogMessage.get() & 0xff, datalogMessage.get() & 0xff, datalogMessage.getShort() & 0xffff);
+                datalogMessage.getShort(); // skip
                 timestamp += 60;
             }
 
@@ -82,7 +81,7 @@ public class DatalogSessionHealthSteps extends DatalogSession {
                     sampleProvider,
                     stepsRecord.timestamp,
                     stepsRecord.intensity,
-                    (short) (stepsRecord.steps & 0xff),
+                    stepsRecord.steps,
                     sampleProvider.toRawActivityKind(ActivityKind.TYPE_ACTIVITY));
         }
 
@@ -100,11 +99,11 @@ public class DatalogSessionHealthSteps extends DatalogSession {
 
     private class StepsRecord {
         int timestamp;
-        byte steps;
+        int steps;
-        byte orientation;
+        int orientation;
-        short intensity;
+        int intensity;
 
-        public StepsRecord(int timestamp, byte steps, byte orientation, short intensity, byte throwAway1, byte throwAway2) {
+        public StepsRecord(int timestamp, int steps, int orientation, int intensity) {
             this.timestamp = timestamp;
             this.steps = steps;
             this.orientation = orientation;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/DeviceHelper.java

@@ -8,7 +8,6 @@ import android.preference.PreferenceManager;
 import android.widget.Toast;
 
 import java.util.ArrayList;
-import java.util.HashSet;
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Set;