Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- public class SitmDatabaseHelper extends SQLiteOpenHelper {
- private static String dbName = "sitm_db.db";
- private static int dbVersion =15;
- private final static String dg = "databaseTest";
- public SitmDatabaseHelper(Context context) {
- super(context, dbName, null, dbVersion);
- Log.d(dg, "SitmDatabaseHelper: db created");
- }
- //this method when called returns an instance of the helper class
- public static SitmDatabaseHelper getDatabaseHelper(Context context){
- SitmDatabaseHelper instance;
- instance = new SitmDatabaseHelper(context);
- return instance;
- }
- @Override
- public void onCreate(SQLiteDatabase db) {
- try{
- Log.d(dg, "onCreate: ONCREATE METHOD CALLED");
- //creating the admin table
- db.execSQL(AdminTable.adminTableQuery);
- db.execSQL(StaffTable.staffTableQuery);
- db.execSQL(CourseTable.courseTableQuery);
- db.execSQL(BatchTable.batchTableQuery);
- db.execSQL(TeacherTable.teacherTableQuery);
- }catch (Exception e){
- Log.d("TableCreation", "onCreate: table creation failed at "+e.getMessage());
- }
- }
- @Override
- public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
- //dropping older table if exists
- try{
- db.execSQL(AdminTable.dropAdminQuery);
- db.execSQL(StaffTable.dropStaffQuery);
- db.execSQL(CourseTable.dropCourseQuery);
- db.execSQL(BatchTable.dropTableQuery);
- db.execSQL(TeacherTable.dropTeacherQuery);
- }catch (Exception e){
- Log.d("dropTables", "onUpgrade: failed to drop table "+e.getMessage());
- }
- onCreate(db);
- }
- @Override //overriden to enable foreign keys
- public void onOpen(SQLiteDatabase db) {
- db.execSQL("PRAGMA foreign_keys=ON");
- }
- @Override
- public void onConfigure(SQLiteDatabase db) {
- db.setForeignKeyConstraintsEnabled(true);
- }
- }
- public final class TeacherTable {
- //public static final String TEACHER_TABLE,teacherId,teacherNo,teacherFname,teacherLname,teacherUsername,teacherEmail, teacherPassword,
- //
- public static final String TEACHER_TABLE="teacher_table",
- teacherId="teacher_id",
- teacherNo="teacher_no",
- teacherFname="teacher_fname",
- teacherLname="teacher_lname",
- teacherUsername="teacher_username",
- teacherEmail="teacher_email",
- teacherPassword="teacher_password",
- teacherMobile="teacher_mobile",
- teacherDate="teacher_date",
- adminId="admin_id",
- courseId="course_id";
- public static final String teacherTableQuery="CREATE TABLE IF NOT EXISTS "+TeacherTable.TEACHER_TABLE+"("
- +teacherId+" INTEGER PRIMARY KEY AUTOINCREMENT, "
- +teacherNo+" TEXT,"
- +teacherFname+" TEXT, "
- +teacherLname+" TEXT, "
- +teacherUsername+" TEXT,"
- +teacherEmail+" TEXT,"
- +teacherPassword+" TEXT,"
- +teacherMobile+" TEXT,"
- +adminId+" INTEGER NOT NULL,"
- +courseId+" INTEGER NOT NULL, "
- +"FOREIGN KEY("+adminId+")"+" REFERENCES "+AdminTable.adminTable+"("+AdminTable.sId +"),"
- +"FOREIGN KEY("+courseId+")"+" REFERENCES "+CourseTable.courseName+"("+CourseTable.courseID+")"
- +")";
- public final static String dropTeacherQuery = "DROP TABLE IF EXISTS "+ TEACHER_TABLE;
- }
- >**TeacherDao.java ("add method")**
- public class TeacherDao extends DBconnectionHelper {
- public TeacherDao(Context tcontext) {
- super(tcontext);
- }
- //add teacher
- public void addTeacher(TeacherModal teacherModal){
- long status;
- //connection
- openWritableDatabase();
- ContentValues contentValues = new ContentValues();
- contentValues.put(TeacherTable.adminId , teacherModal.getAdmin().getSuper_admin_id());
- contentValues.put(TeacherTable.courseId,teacherModal.getCourse().getCourse_id());
- contentValues.put(TeacherTable.teacherNo,teacherModal.getTeacher_no());
- contentValues.put(TeacherTable.teacherFname , teacherModal.getTeacher_fname());
- contentValues.put(TeacherTable.teacherLname , teacherModal.getTeacher_lname());
- contentValues.put(TeacherTable.teacherUsername,teacherModal.getTeacher_username());
- contentValues.put(TeacherTable.teacherEmail , teacherModal.getTeacher_email());
- contentValues.put(TeacherTable.teacherPassword,teacherModal.getTeacher_password());
- contentValues.put(TeacherTable.teacherMobile ,teacherModal.getTeacher_mobile());
- try{
- database.insert(TeacherTable.TEACHER_TABLE, null , contentValues);
- }catch (Exception e){
- Log.d("TeacherTable" , "reason "+e.getMessage());
- e.printStackTrace();
- }
- // close connection
- closeDatabase();
- //return status;
- }
- public void onCreate(@Nullable Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- //DAOs
- coursesDao = new CoursesDao(getActivity());
- teacherDao = new TeacherDao(getActivity());
- teacherDao.addTeacher(new TeacherModal("tr001","galina","soukat","mali",
- "a@a.com","123","12345432",new SuperAdminModal(1),new CourseModal(1)));
- }
Add Comment
Please, Sign In to add comment