janishar

@Singleton
public class DataManager {

    private Context mContext;
    private DbHelper mDbHelper;
    private SharedPrefsHelper mSharedPrefsHelper;

    @Inject
    public DataManager(@ApplicationContext Context context,
                       DbHelper dbHelper,

janishar

@Singleton
public class DbHelper extends SQLiteOpenHelper {

    //USER TABLE
    public static final String USER_TABLE_NAME = "users";
    public static final String USER_COLUMN_USER_ID = "id";
    public static final String USER_COLUMN_USER_NAME = "usr_name";
    public static final String USER_COLUMN_USER_ADDRESS = "usr_add";
    public static final String USER_COLUMN_USER_CREATED_AT = "created_at";
    public static final String USER_COLUMN_USER_UPDATED_AT = "updated_at";

janishar

dependencies {
    ...
    compile "com.google.dagger:dagger:2.8"
    annotationProcessor "com.google.dagger:dagger-compiler:2.8"
    provided 'javax.annotation:jsr250-api:1.0'
    compile 'javax.inject:javax.inject:1'
}

janishar

android {
    ...
    sourceSets {
        main {
            assets.srcDirs = ['src/main/assets', 'src/main/assets/']
            res.srcDirs = ['src/main/res', 'src/main/res/drawable']
        }
    }
}

janishar

public class MainActivity extends AppCompatActivity {

    @Inject
    DataManager mDataManager;

    private ActivityComponent activityComponent;

    private TextView mTvUserInfo;
    private TextView mTvAccessToken;

janishar

android {
	...
}

greendao {
    schemaVersion 1
}

janishar

    @Override
    public void onCreate() {
        super.onCreate();
        mDaoSession =
                new DaoMaster(new DbOpenHelper(this, "greendao_demo.db").getWritableDb()).newSession();

        // USER CREATION FOR DEMO PURPOSE
        if(mDaoSession.getUserDao().loadAll().size() == 0){
            mDaoSession.getUserDao().insert(new User(1L, "Janishar Ali","", ""));
        }

janishar

public class DbOpenHelper extends DaoMaster.OpenHelper {

    public DbOpenHelper(Context context, String name) {
        super(context, name);
    }

    @Override
    public void onUpgrade(Database db, int oldVersion, int newVersion) {
        super.onUpgrade(db, oldVersion, newVersion);
        Log.d("DEBUG", "DB_OLD_VERSION : " + oldVersion + ", DB_NEW_VERSION : " + newVersion);

janishar

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        TextView textView = (TextView) findViewById(R.id.text);

        // Put this in a different thread or use AsyncSession in greenDAO.

janishar

<application
    ...
    android:name=".DemoApp"
    ...
    > 
</application>