Możliwe, że wcześniej zainstalowałeś na tablecie z jakąś starą bazą.
Rzecz w tym, że to jest nowy tablet (kupiony 3 dni temu) i nie instalowałem tej aplikacji jeszcze na nim. Reinstalacja nie pomogła 🙁
Wrzucam klase DatabaseHandler, której dotyczy błąd:
package com.example.grzegorz.statistics;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import java.util.ArrayList;
import java.util.List;
/**
* Created by Kobi on 2015-04-21.
*/
public class DatabaseHandler extends SQLiteOpenHelper {
// All Static variables
// Database Version
private static final int DATABASE_VERSION = 1;
// Database Name
private static final String DATABASE_NAME = "Statistics";
// Users table name
private static final String TABLE_USERS = "users";
// Users Table Columns names
private static final String KEY_ID = "id";
private static final String KEY_LOGIN = "login";
private static final String KEY_PASSWORD = "password";
//private static final String KEY_TOKEN = "tokenLogin";
//Create Database
public DatabaseHandler(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
// Creating Tables
@Override
public void onCreate(SQLiteDatabase db) {
String CREATE_USERS_TABLE = "CREATE TABLE " + TABLE_USERS + "("
+ KEY_ID + " INTEGER PRIMARY KEY," + KEY_LOGIN + " TEXT, UNIQUE"
+ KEY_PASSWORD + " TEXT" + ")";
db.execSQL(CREATE_USERS_TABLE);
}
// Upgrading database
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// Drop older table if existed
db.execSQL("DROP TABLE IF EXISTS " + TABLE_USERS);
// Create tables again
onCreate(db);
}
//New User
public void addUsers(Users user) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_LOGIN, user.getLogin()); // Login
values.put(KEY_PASSWORD, user.getPassword()); // Password
// Inserting
db.insert(TABLE_USERS, null, values);
db.close(); // Closing database connection
}
// Getting single user
public Users getUser(String login) {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.query(TABLE_USERS, new String[] { KEY_ID,
KEY_LOGIN, KEY_PASSWORD }, KEY_LOGIN + "=?",
new String[] { String.valueOf(login) }, null, null, null, null);
if (cursor != null && cursor.moveToFirst()) {
Users user = new Users(Integer.parseInt(cursor.getString(0)),
cursor.getString(1), cursor.getString(2));
// return user
return user;
} else {
return null;
}
}
// Getting Users Count
public int getUsersCount() {
String countQuery = "SELECT * FROM " + TABLE_USERS;
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.rawQuery(countQuery, null);
cursor.close();
// return count
return cursor.getCount();
}
// Updating single user
public int updateUsers(Users user) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_LOGIN, user.getLogin());
values.put(KEY_PASSWORD, user.getPassword());
// updating row
return db.update(TABLE_USERS, values, KEY_ID + " = ?",
new String[] { String.valueOf(user.getID()) });
}
// Deleting single user
public void deleteUser(Users id) {
SQLiteDatabase db = this.getWritableDatabase();
db.delete(TABLE_USERS, KEY_ID+ " = ?",
new String[] { String.valueOf(id.getLogin()) });
db.close();
}
// Getting All Users
public List<Users> getAllContacts() {
List<Users> contactList = new ArrayList<Users>();
// Select All Query
String selectQuery = "SELECT * FROM " + TABLE_USERS;
SQLiteDatabase db = this.getWritableDatabase();
Cursor cursor = db.rawQuery(selectQuery, null);
// looping through all rows and adding to list
if (cursor.moveToFirst()) {
do {
Users contact = new Users();
contact.setID(Integer.parseInt(cursor.getString(0)));
contact.setLogin(cursor.getString(1));
contact.setPassword(cursor.getString(2));
// Adding contact to list
contactList.add(contact);
} while (cursor.moveToNext());
}
// return contact list
return contactList;
}
}