DBHelper.java
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package com.example.dataextraction;
import android.content.ContentValues;
import android.content.Context;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import androidx.annotation.Nullable;
public class DBHelper {
private static final String DATABASE_NAME = "InnerDatabase.db";
private static final int DATABASE_VERSION = 1;
public static SQLiteDatabase mDB;
private DatabaseHelper mDBHelper;
private Context mCtx;
private class DatabaseHelper extends SQLiteOpenHelper {
public DatabaseHelper(@Nullable Context context, @Nullable String name, @Nullable SQLiteDatabase.CursorFactory factory, int version) {
super(context, name, factory, version);
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL(PhotoDataBase.CreateDB._CREATE0);
db.execSQL(VideoDataBase.CreateDB._CREATE0);
db.execSQL(AudioDataBase.CreateDB._CREATE0);
db.execSQL(CalendarDataBase.CreateDB._CREATE0);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
db.execSQL("DROP TABLE IF EXISTS " + PhotoDataBase.CreateDB._TABLENAME0);
db.execSQL("DROP TABLE IF EXISTS " + VideoDataBase.CreateDB._TABLENAME0);
db.execSQL("DROP TABLE IF EXISTS " + AudioDataBase.CreateDB._TABLENAME0);
db.execSQL("DROP TABLE IF EXISTS " + CalendarDataBase.CreateDB._TABLENAME0);
onCreate(db);
}
}
public DBHelper(Context context){
this.mCtx = context;
}
public DBHelper open() throws SQLException {
mDBHelper = new DatabaseHelper(mCtx, DATABASE_NAME, null, DATABASE_VERSION);
mDB = mDBHelper.getWritableDatabase();
return this;
}
public void close(){
mDB.close();
}
public long insertPColumn(String title, int id, String date_added, String display_name
, String mime_type, String path, String latitude, String longitude){
ContentValues values = new ContentValues();
values.put(PhotoDataBase.CreateDB.TITLE, title);
values.put(PhotoDataBase.CreateDB.ID, id);
values.put(PhotoDataBase.CreateDB.DATE_ADDED, date_added);
values.put(PhotoDataBase.CreateDB.DISPLAY_NAME, display_name);
values.put(PhotoDataBase.CreateDB.MIME_TYPE, mime_type);
values.put(PhotoDataBase.CreateDB.PATH, path);
values.put(PhotoDataBase.CreateDB.LATITUDE, latitude);
values.put(PhotoDataBase.CreateDB.LONGITUDE, longitude);
return mDB.insert(PhotoDataBase.CreateDB._TABLENAME0, null, values);
}
public long insertVColumn(String title, String date_added, String display_name, String mime_type
, String path, String latitude, String longitude, String album, String artist, String bookmark
,String category, String description, String language, String resolution, String tags){
ContentValues values = new ContentValues();
values.put(VideoDataBase.CreateDB.TITLE, title);
values.put(VideoDataBase.CreateDB.DATE_ADDED, date_added);
values.put(VideoDataBase.CreateDB.DISPLAY_NAME, display_name);
values.put(VideoDataBase.CreateDB.MIME_TYPE, mime_type);
values.put(VideoDataBase.CreateDB.PATH, path);
values.put(VideoDataBase.CreateDB.LATITUDE, latitude);
values.put(VideoDataBase.CreateDB.LONGITUDE, longitude);
values.put(VideoDataBase.CreateDB.ALBUM, album);
values.put(VideoDataBase.CreateDB.ARTIST, artist);
values.put(VideoDataBase.CreateDB.BOOKMARK, bookmark);
values.put(VideoDataBase.CreateDB.CATEGORY, category);
values.put(VideoDataBase.CreateDB.DESCRIPTION, description);
values.put(VideoDataBase.CreateDB.LANGUAGE, language);
values.put(VideoDataBase.CreateDB.RESOLUTION, resolution);
values.put(VideoDataBase.CreateDB.TAGS, tags);
return mDB.insert(VideoDataBase.CreateDB._TABLENAME0, null, values);
}
public long insertAColumn(String title, String date_added, String mime_type, String path
,String album, String artist, String composer, String year, String size){
ContentValues values = new ContentValues();
values.put(AudioDataBase.CreateDB.TITLE, title);
values.put(AudioDataBase.CreateDB.DATE_ADDED, date_added);
values.put(AudioDataBase.CreateDB.MIME_TYPE, mime_type);
values.put(AudioDataBase.CreateDB.PATH, path);
values.put(AudioDataBase.CreateDB.ALBUM, album);
values.put(AudioDataBase.CreateDB.ARTIST, artist);
values.put(AudioDataBase.CreateDB.COMPOSER, composer);
values.put(AudioDataBase.CreateDB.YEAR, year);
values.put(AudioDataBase.CreateDB.SIZE, size);
return mDB.insert(AudioDataBase.CreateDB._TABLENAME0, null, values);
}
public long insertCColumn(String calendar_id, String title, String event_location, String description
, String dtstart, String dtend, String duration, String all_day, String display_name
, String account_name, String owner_name, String r_rule, String r_date){
ContentValues values = new ContentValues();
values.put(CalendarDataBase.CreateDB.TITLE, title);
values.put(CalendarDataBase.CreateDB.CALENDAR_ID, calendar_id);
values.put(CalendarDataBase.CreateDB.EVENT_LOCATION, event_location);
values.put(CalendarDataBase.CreateDB.DESCRIPTION, description);
values.put(CalendarDataBase.CreateDB.DTSTART, dtstart);
values.put(CalendarDataBase.CreateDB.DTEND, dtend);
values.put(CalendarDataBase.CreateDB.DURATION, duration);
values.put(CalendarDataBase.CreateDB.ALL_DAY, all_day);
values.put(CalendarDataBase.CreateDB.DISPLAY_NAME, display_name);
values.put(CalendarDataBase.CreateDB.ACCOUNT_NAME, account_name);
values.put(CalendarDataBase.CreateDB.OWNER_NAME, owner_name);
values.put(CalendarDataBase.CreateDB.RRULE, r_rule);
values.put(CalendarDataBase.CreateDB.RDATE, r_date);
return mDB.insert(CalendarDataBase.CreateDB._TABLENAME0, null, values);
}
}