Android Open Source - bluekai-android-sdk Data Source

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright 2013-present BlueKai, Inc.// w  w w.j a  v  a  2s.  co m
 *
 * 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 com.bluekai.sampleapp;

import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;

import com.bluekai.sdk.model.DevSettings;
import com.bluekai.sdk.utils.Logger;

public class DataSource {
  public static final int WRITTABLE_MODE = 1;
  public static final int READABLE_MODE = 2;

  private SQLiteDatabase database;
  private DataSourceOpenHelper dbHelper;
  private static DataSource instance = null;

  private DataSource(Context context) {
    dbHelper = new DataSourceOpenHelper(context);
  }

  public static DataSource getInstance(Context context) {
    if (instance == null) {
      instance = new DataSource(context);
    }
    return instance;
  }

  private void open(int mode) {
    if (mode == WRITTABLE_MODE) {
      database = dbHelper.getWritableDatabase();
    } else if (mode == READABLE_MODE) {
      database = dbHelper.getReadableDatabase();
    }
  }

  private void close() {
    dbHelper.close();
  }

  public void writeDevSettings(DevSettings devSettings) {
    try {
      open(WRITTABLE_MODE);
      database.delete("devsettings", null, null);
      ContentValues values = new ContentValues();
      values.put(DataSourceOpenHelper.DEVSETTINGS_BKURL, devSettings.getBkurl());
      values.put(DataSourceOpenHelper.DEVSETTINGS_DEVMODE, devSettings.isDevMode());
      values.put(DataSourceOpenHelper.DEVSETTINGS_USEHTTPS, devSettings.isHttpsEnabled());
      database.insert("devsettings", null, values);
    } catch (Exception ex) {
      Logger.error("DataSource", "Error while creating settings --> ", ex);
    } finally {
      close();
    }
  }

  public DevSettings getDevSettings() {
    open(READABLE_MODE);
    DevSettings devSettings = null;
    Cursor cursor = database.query("devsettings", null, null, null, null, null, null);
    if (cursor.getCount() > 0) {
      devSettings = new DevSettings();
      cursor.moveToFirst();
      while (!cursor.isAfterLast()) {
        devSettings.setBkurl(cursor.getString(cursor.getColumnIndex(DataSourceOpenHelper.DEVSETTINGS_BKURL)));
        devSettings.setDevMode(getBoolean(cursor, DataSourceOpenHelper.DEVSETTINGS_DEVMODE));
        devSettings.setHttpsEnabled(getBoolean(cursor, DataSourceOpenHelper.DEVSETTINGS_USEHTTPS));
        cursor.moveToNext();
      }
    }
    cursor.close();
    close();
    return devSettings;
  }
  
  private boolean getBoolean(Cursor cursor, String field) {
    return cursor.getInt(cursor.getColumnIndex(field)) == 0 ? false : true;
  }
}

Java Source Code List

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