public DBAdapterWearable openToRead() throws SQLException {
   try {
     myDBHelper = new DatabaseHelperWearable(context);
     db = myDBHelper.getReadableDatabase();
   } catch (Exception e) {
   }
   return this;
 }
 public DBAdapterWearable openToWrite() throws SQLException {
   try {
     myDBHelper = new DatabaseHelperWearable(context);
     db.execSQL(DATABASE_CREATE_SQL);
     db = myDBHelper.getWritableDatabase();
   } catch (Exception e) {
   }
   return this;
 }
 public DBAdapterWearable(Context ctx) {
   this.context = ctx;
   myDBHelper = new DatabaseHelperWearable(ctx);
   db = myDBHelper.getWritableDatabase();
 }
 // Close the database connection.
 public void close() {
   myDBHelper.close();
 }