public boolean isTableExtant(String tableName) {

    mDatabase =
        SQLiteDatabase.openDatabase(
            DATABASE_PATH + DATABASE_NAME, null, SQLiteDatabase.OPEN_READONLY);
    boolean openDb = mDatabase.isOpen();

    if (openDb) {
      if (mDatabase == null || !mDatabase.isOpen()) {
        mDatabase = getReadableDatabase();
      }

      if (!mDatabase.isReadOnly()) {
        mDatabase.close();
        mDatabase = getReadableDatabase();
      }
    }

    Cursor cursor =
        mDatabase.rawQuery(
            "select DISTINCT tbl_name from sqlite_master where tbl_name = '" + tableName + "'",
            null);
    if (cursor != null) {
      if (cursor.getCount() > 0) { // table does exist
        cursor.close();
        mDatabase.close();
        return true;
      }
      cursor.close();
    }
    mDatabase.close();
    return false;
  }
Exemple #2
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  public int deleteSamples(Set<Long> rowids) {
    int ret = 0;
    try {
      synchronized (dbLock) {
        if (db == null || !db.isOpen()) {
          db = helper.getWritableDatabase();
        }
        StringBuilder sb = new StringBuilder();
        int i = 0;
        sb.append("(");
        for (Long rowid : rowids) {
          sb.append("" + rowid);
          i++;
          if (i != rowids.size()) {
            sb.append(", ");
          }
        }
        sb.append(")");
        if (Constants.DEBUG) Log.d("CaratSampleDB", "Deleting where rowid in " + sb.toString());
        ret = delete("rowid in " + sb.toString(), null);

        if (db != null && db.isOpen()) {
          db.close();
        }
      }
    } catch (Throwable th) {
      Log.e(TAG, "Failed to delete samples!", th);
    }
    return ret;
  }
  @Test
  public void testClose() throws Exception {
    SQLiteDatabase database = helper.getWritableDatabase();

    assertThat(database.isOpen(), equalTo(true));
    helper.close();
    assertThat(database.isOpen(), equalTo(false));
  }
 @Override
 public void onOpen(SQLiteDatabase sqLiteDatabase) {
   if (L)
     Log.d(
         Tag,
         "onOpen SQLiteDatabase: " + "Db: " + sqLiteDatabase.toString() + sqLiteDatabase.isOpen());
   if (!sqLiteDatabase.isOpen())
     SQLiteDatabase.openDatabase(sqLiteDatabase.getPath(), null, SQLiteDatabase.OPEN_READWRITE);
 }
  /**
   * @param context the {@link Context} to use.
   * @return the db.
   * @throws IOException if something goes wrong.
   */
  public SQLiteDatabase getDatabase(Context context) throws IOException {
    File databaseFile;
    try {
      databaseFile = ResourcesManager.getInstance(context).getDatabaseFile();
    } catch (Exception e) {
      throw new IOException(e.getLocalizedMessage());
    }
    if (databaseHelper == null || !databaseFile.exists()) {

      databaseHelper = new DatabaseOpenHelper(databaseFile);

      SQLiteDatabase db = databaseHelper.getWritableDatabase(context);
      if (GPLog.LOG_ANDROID) {
        Log.i(DEBUG_TAG, "Database: " + db.getPath());
        Log.i(DEBUG_TAG, "Database Version: " + db.getVersion());
        Log.i(DEBUG_TAG, "Database Page Size: " + db.getPageSize());
        Log.i(DEBUG_TAG, "Database Max Size: " + db.getMaximumSize());
        Log.i(DEBUG_TAG, "Database Open?  " + db.isOpen());
        Log.i(DEBUG_TAG, "Database readonly?  " + db.isReadOnly());
        Log.i(DEBUG_TAG, "Database Locked by current thread?  " + db.isDbLockedByCurrentThread());
      }
    }

    return databaseHelper.getWritableDatabase(context);
  }
Exemple #6
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  /**
   * @Title: refreshRecords @Description: refresh records in database
   *
   * @return boolean operation result
   * @throws
   */
  public boolean refreshRecords() {
    SQLiteDatabase db = dbOpenHelper.getWritableDatabase();
    String sql = "SELECT uid, date FROM logs ORDER BY date";
    Cursor cursor = null;
    try {
      cursor = db.rawQuery(sql, null);

      while (cursor.moveToNext()) {
        String uid = cursor.getString(cursor.getColumnIndex("uid"));
        long date = Long.parseLong(cursor.getString(cursor.getColumnIndex("date")));
        if (!Utils.isFileExists(uid, date)) {
          //					updateRecordState(uid, RecordState.DELETED);
          deleteLogByUid(uid);
        }
      }

    } catch (SQLException e) {
      e.printStackTrace();
      return false;
    } finally {
      if (cursor != null && !cursor.isClosed()) {
        cursor.close();
      }
      if (db != null && db.isOpen()) {
        db.close();
      }
    }
    return true;
  }
Exemple #7
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  /**
   * @Title: getContacts @Description: get contacts
   *
   * @param page page (10 items per page)
   * @return ArrayList<MyContact>
   * @throws
   */
  public ArrayList<MyContact> getContacts(int page) {
    SQLiteDatabase db = dbOpenHelper.getReadableDatabase();
    String sql =
        "SELECT DISTINCT name, number FROM logs WHERE record_state_flag = "
            + RecordState.LOCAL.ordinal()
            + " ORDER BY date DESC limit "
            + (page * 10)
            + ", 10";
    Cursor cursor = null;

    ArrayList<MyContact> contacts = new ArrayList<MyContact>();
    try {
      cursor = db.rawQuery(sql, null);
      while (cursor.moveToNext()) {
        String name = cursor.getString(cursor.getColumnIndex("name"));
        String number = cursor.getString(cursor.getColumnIndex("number"));
        long date = getLatestContactDate(number);
        int count = getContactCount(number);

        contacts.add(new MyContact(name, number, date, count));
      }

      return contacts;
    } catch (SQLException e) {
      e.printStackTrace();
      return null;
    } finally {
      if (cursor != null && !cursor.isClosed()) {
        cursor.close();
      }
      if (db != null && db.isOpen()) {
        db.close();
      }
    }
  }
 @Override
 public void open() throws SQLException {
   if (database != null) {
     if (database.isOpen()) database.close();
   }
   database = dbHelper.getWritableDatabase();
 }
  /** Query entries from the database */
  @Override
  public Cursor query(
      Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
    if (database == null || !database.isOpen()) database = databaseHelper.getWritableDatabase();

    SQLiteQueryBuilder qb = new SQLiteQueryBuilder();
    switch (sUriMatcher.match(uri)) {
      case SENSOR_DEV:
        qb.setTables(DATABASE_TABLES[0]);
        qb.setProjectionMap(sensorDeviceMap);
        break;
      case SENSOR_DATA:
        qb.setTables(DATABASE_TABLES[1]);
        qb.setProjectionMap(sensorDataMap);
        break;
      default:
        throw new IllegalArgumentException("Unknown URI " + uri);
    }
    try {
      Cursor c = qb.query(database, projection, selection, selectionArgs, null, null, sortOrder);
      c.setNotificationUri(getContext().getContentResolver(), uri);
      return c;
    } catch (IllegalStateException e) {
      if (Aware.DEBUG) Log.e(Aware.TAG, e.getMessage());

      return null;
    }
  }
 public static void deactivate() {
   if (null != db && db.isOpen()) {
     db.close();
   }
   db = null;
   instance = null;
 }
  private static ArrayList<SystemSetting> select(String whereClause, String[] selectionArgs) {
    ArrayList<SystemSetting> settings = new ArrayList<>();
    DataAccess da = new DataAccess();
    SQLiteDatabase db = da.getReadableDB();
    Cursor cursor = null;

    try {
      String query = "Select * From " + TableName + " " + whereClause;
      cursor = db.rawQuery(query, selectionArgs);
      if (cursor != null && cursor.moveToFirst()) {
        do {
          SystemSetting systemSetting =
              new SystemSetting(
                  cursor.getInt(cursor.getColumnIndex(Id)),
                  cursor.getInt(cursor.getColumnIndex(Installed)) == 1,
                  cursor.getString(cursor.getColumnIndex(RingingToneUri)),
                  cursor.getString(cursor.getColumnIndex(AlarmRingingTone)),
                  cursor.getInt(cursor.getColumnIndex(VibrateInAlarms)) == 1,
                  cursor.getInt(cursor.getColumnIndex(SoundInAlarms)) == 1);
          settings.add(systemSetting);
        } while (cursor.moveToNext());
      }
    } catch (MyRuntimeException e) {
      e.printStackTrace();
    } finally {
      if (cursor != null && !cursor.isClosed()) cursor.close();
      if (db != null && db.isOpen()) db.close();
    }
    return settings;
  }
  private synchronized SQLiteDatabase getReadableDatabase() {
    if (db != null && db.isOpen()) return db;

    db = SQLiteDatabase.openDatabase(DATABASE_FILE, null, SQLiteDatabase.OPEN_READONLY);

    return db;
  }
 private Cursor query(
     SQLiteDatabase db,
     String table,
     String[] columns,
     String selection,
     String[] selectionArgs,
     String groupBy,
     String having,
     String orderBy,
     String limit)
     throws Exception {
   Cursor c = null;
   // make sure getting settings does not fail because of IllegalStateException (db already closed)
   boolean success = false;
   for (int i = 0; success == false && i < RETRY_QUERY_COUNT; i++) {
     try {
       if (c != null) c.close();
       c = db.query(table, columns, selection, selectionArgs, groupBy, having, orderBy, limit);
       success = true;
     } catch (IllegalStateException e) {
       success = false;
       if (db != null && db.isOpen()) db.close();
       db = getReadableDatabase();
     }
   }
   if (success == false) throw new Exception("query - failed to execute query on the DB");
   return c;
 }
Exemple #14
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  /** // * 更新MSG */
  public void updateMsg(String dialogid, String msg) {

    try {
      String sql;
      if ((Conf.UID + Conf.OPUID).equals(dialogid)) {
        sql =
            "UPDATE  "
                + TABLENAME
                + "  SET logintime = datetime(CURRENT_TIMESTAMP,'localtime') , msg='"
                + msg
                + "' WHERE dialogid='"
                + dialogid
                + "'";
      } else {
        sql =
            "UPDATE  "
                + TABLENAME
                + "  SET logintime = datetime(CURRENT_TIMESTAMP,'localtime') , msg='"
                + msg
                + "',msgnums=msgnums+1  WHERE dialogid='"
                + dialogid
                + "'";
      }
      if (db.isOpen()) {
        db.execSQL(sql);
      }
      db.close();
    } catch (Exception e) {
      // TODO: handle exception
      e.printStackTrace();
    }
  }
Exemple #15
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 /** addDialog */
 public void addDialog(BaseJson user) {
   try {
     Cursor cursor =
         db.rawQuery("SELECT * FROM " + TABLENAME + " WHERE uid='" + user.getUid() + "'", null);
     boolean flag = false;
     while (cursor.moveToNext()) {
       flag = true;
     }
     if (!flag) {
       db.execSQL(
           "insert into  "
               + TABLENAME
               + "(dialogid,uid,nickname,icon,msg,msgnums, logintime) values(?,?,?,?,?,?,datetime(CURRENT_TIMESTAMP,'localtime'))",
           new Object[] {
             Conf.UID + user.getUid(), user.getUid(), user.getName(), user.getIcon(), "", 0
           });
     } else {
       String sql = "UPDATE  " + TABLENAME + "  SET msgnums=0  WHERE uid='" + user.getUid() + "'";
       if (db.isOpen()) {
         db.execSQL(sql);
       }
     }
     cursor.close();
     db.close();
   } catch (Exception e) {
     // TODO: handle exception
     e.printStackTrace();
   }
 }
  /**
   * Genera el lista de preguntas obtenidas aleatoriamente.
   *
   * @return Listado de traducciones para las preguntas.
   */
  private List<Traduccion> generarPreguntas() {
    VocabularioSQLHelper vocabularioH =
        new VocabularioSQLHelper(this, "vocabularioBD", null, version);
    SQLiteDatabase vocabularioBD = vocabularioH.getWritableDatabase();
    List<Traduccion> listaCompleta = new ArrayList<Traduccion>();
    Traduccion t = null;
    int numElem = 0;

    /* Obtener todas las palabras del directorio. */
    if (vocabularioBD != null && vocabularioBD.isOpen()) {
      vocabularioBD.execSQL("DELETE FROM tErrores");

      Cursor c =
          vocabularioBD.rawQuery(
              "SELECT palabra, traduccion "
                  + "FROM tPalabras WHERE "
                  + "carpeta = '"
                  + carpeta
                  + "' AND "
                  + "idioma = '"
                  + idioma
                  + "'",
              null);
      while (c.moveToNext()) {
        t = new Traduccion(c.getString(0), c.getString(1));
        listaCompleta.add(t);
      }
    }
    vocabularioBD.close();

    numElem = listaCompleta.size();
    if (numElem <= totalPreguntas) totalPreguntas = numElem;

    return seleccionarPalabras(listaCompleta, obtenerAleatorios(totalPreguntas, numElem));
  }
  /** Insert entry to the database */
  @Override
  public Uri insert(Uri uri, ContentValues initialValues) {
    if (database == null || !database.isOpen()) database = databaseHelper.getWritableDatabase();

    ContentValues values =
        (initialValues != null) ? new ContentValues(initialValues) : new ContentValues();

    switch (sUriMatcher.match(uri)) {
      case SENSOR_DEV:
        long accel_id = database.insert(DATABASE_TABLES[0], Gravity_Sensor.DEVICE_ID, values);

        if (accel_id > 0) {
          Uri accelUri = ContentUris.withAppendedId(Gravity_Sensor.CONTENT_URI, accel_id);
          getContext().getContentResolver().notifyChange(accelUri, null);
          return accelUri;
        }
        throw new SQLException("Failed to insert row into " + uri);
      case SENSOR_DATA:
        long accelData_id = database.insert(DATABASE_TABLES[1], Gravity_Data.DEVICE_ID, values);

        if (accelData_id > 0) {
          Uri accelDataUri = ContentUris.withAppendedId(Gravity_Data.CONTENT_URI, accelData_id);
          getContext().getContentResolver().notifyChange(accelDataUri, null);
          return accelDataUri;
        }
        throw new SQLException("Failed to insert row into " + uri);
      default:
        throw new IllegalArgumentException("Unknown URI " + uri);
    }
  }
Exemple #18
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 /** Close the meta-db. */
 public static void closeDB() {
   if (mMetaDb != null && mMetaDb.isOpen()) {
     mMetaDb.close();
     mMetaDb = null;
     Timber.d("Closing MetaDB");
   }
 }
Exemple #19
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  public int countSamples() {
    try {
      synchronized (dbLock) {
        if (db == null || !db.isOpen()) {
          try {
            db = helper.getWritableDatabase();
          } catch (android.database.sqlite.SQLiteException ex) {
            Log.e(TAG, "Could not open database", ex);
            return -1;
          }
        }

        Cursor cursor = db.rawQuery("select count(timestamp) FROM " + SAMPLES_VIRTUAL_TABLE, null);

        if (cursor == null) {
          // There are no results
          return -1;
        } else {
          int ret = -1;
          cursor.moveToFirst();
          while (!cursor.isAfterLast()) {
            ret = cursor.getInt(0);
            cursor.moveToNext();
          }
          cursor.close();
          return ret;
        }
      }
    } catch (Throwable th) {
      Log.e(TAG, "Failed to query oldest samples!", th);
    }
    return -1;
  }
Exemple #20
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 // 打开SQLite数据库连接
 public SQLiteDatabase openConnection() {
   if (!db.isOpen()) {
     // 读写方式获取SQLiteDatabase
     db = getWritableDatabase();
   }
   return db;
 }
  public long insertGPS(
      String device_id,
      String time,
      String latitude,
      String longitude,
      String altitude,
      String bearing,
      String accuracy,
      String provider,
      String speed,
      int i) {

    if (db.isOpen() == false) return 0;
    ContentValues initialValues = new ContentValues();
    initialValues.put(KEY_ROWID1, device_id);
    initialValues.put(KEY_TIME1, time);
    initialValues.put(KEY_LAT, latitude);
    initialValues.put(KEY_LONG, longitude);
    initialValues.put(KEY_ALT, altitude);
    initialValues.put(KEY_BEARING, bearing);
    initialValues.put(KEY_ACCURACY, accuracy);
    initialValues.put(KEY_PROVIDER, provider);
    initialValues.put(KEY_SPEED, speed);
    Log.i(device_id.toString(), time.toString());
    return db.insert(DATABASE_TABLE[i], null, initialValues);
  }
Exemple #22
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 public void closeConnection() {
   try {
     if (db != null && db.isOpen()) db.close();
   } catch (Exception e) {
     e.printStackTrace();
   }
 }
Exemple #23
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 /**
  * @Title: insertNewLog @Description: insert new log to database
  *
  * @param callLog MyCallLog instance
  * @param recordFlagState is record exists
  * @param recordState record storage state
  * @return boolean operation result
  * @throws
  */
 public boolean insertNewLog(
     MyCallLog callLog, RecordFlagState recordFlagState, RecordState recordState) {
   SQLiteDatabase db = dbOpenHelper.getWritableDatabase();
   String sql =
       "INSERT INTO logs (name, number, duration, date, type, uid, record_flag, log_state_flag, record_state_flag) VALUES(?, ?, ?, ?, ?, ?, ?, 0, ?)";
   try {
     db.execSQL(
         sql,
         new Object[] {
           callLog.getName(),
           callLog.getNumber(),
           callLog.getDuration(),
           callLog.getDate(),
           callLog.getCallType().ordinal(),
           Check.getCRC32(callLog),
           recordFlagState.ordinal(),
           recordState.ordinal()
         });
   } catch (SQLException e) {
     e.printStackTrace();
     return false;
   } finally {
     if (db != null && db.isOpen()) {
       db.close();
     }
   }
   return true;
 }
Exemple #24
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 /** Closes a previously opened database connection. */
 public void closeDatabase() {
   if (mDatabase != null) {
     mDatabase.close();
     Timber.d("closeDatabase, database %s closed = %s", mDatabase.getPath(), !mDatabase.isOpen());
     mDatabase = null;
   }
 }
Exemple #25
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  /**
   * @Title: updateRecordFlags @Description: check existence of those records, and update record
   * flags in database.
   *
   * @return boolean operation result
   * @throws
   */
  @Deprecated
  public boolean updateRecordFlags() {
    SQLiteDatabase db = dbOpenHelper.getReadableDatabase();
    String sql = "SELECT uid, date, record_flag FROM logs ORDER BY date DESC";
    Cursor cursor = null;
    try {
      cursor = db.rawQuery(sql, null);
      while (cursor.moveToNext()) {
        String uid = cursor.getString(cursor.getColumnIndex("uid"));
        long date = Long.parseLong(cursor.getString(cursor.getColumnIndex("date")));
        int recordFlag = cursor.getInt(cursor.getColumnIndex("record_flag"));

        boolean fileExists = Utils.isFileExists(uid, date);

        if (recordFlag == 0 && fileExists) {
          updateRecordFlag(uid, RecordFlagState.EXIST);
          updateRecordState(uid, RecordState.LOCAL);
        } else if (recordFlag == 1 && !fileExists) {
          updateRecordFlag(uid, RecordFlagState.NOT_EXIST);
        }
      }
    } catch (SQLException e) {
      e.printStackTrace();
      return false;
    } finally {
      if (cursor != null && !cursor.isClosed()) {
        cursor.close();
      }
      if (db != null && db.isOpen()) {
        db.close();
      }
    }
    return true;
  }
  private static ArrayList<Application> select(String whereClause, String[] selectionArgs) {
    ArrayList<Application> applications = new ArrayList<>();
    DataAccess da = new DataAccess();
    SQLiteDatabase db = da.getReadableDB();
    Cursor cursor = null;

    try {
      String query = "Select * From " + TableName + " " + whereClause;
      cursor = db.rawQuery(query, selectionArgs);
      if (cursor != null && cursor.moveToFirst()) {
        do {
          Application app =
              new Application(
                  cursor.getInt(cursor.getColumnIndex(Id)),
                  cursor.getInt(cursor.getColumnIndex(Uid)),
                  cursor.getString(cursor.getColumnIndex(AppName)),
                  cursor.getString(cursor.getColumnIndex(PackageName)),
                  cursor.getInt(cursor.getColumnIndex(Removed)) == 1);
          applications.add(app);
        } while (cursor.moveToNext());
      }
    } catch (MyRuntimeException e) {
      e.printStackTrace();
    } finally {
      if (cursor != null && !cursor.isClosed()) cursor.close();
      if (db != null && db.isOpen()) db.close();
    }
    return applications;
  }
 public void close() {
   if (!db.isOpen()) {
     return;
   }
   db.close();
   db = null;
 }
Exemple #28
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  public void checkDB() {

    if (!db.isOpen()) {
      OpenHelper openHelper = new OpenHelper(this.context);
      this.db = openHelper.getWritableDatabase();
    }
  }
Exemple #29
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  public static SQLiteDatabase getDatabase(Context context) {
    if (database == null || !database.isOpen()) {
      database = new DBHelper(context, DATABASE_NAME, null, VERSION).getWritableDatabase();
    }

    return database;
  }
 public void deactivate() {
   if (null != database && database.isOpen()) {
     database.close();
   }
   database = null;
   instance = null;
 }