Added DBHelper for database access and DBTest. Added constructors, setters, and getters to UserType classes
This commit is contained in:
Mary Tran
parent
bba1c248a1
commit
8ecd089fe3
6 changed files with 298 additions and 3 deletions
|
|
@ -0,0 +1,80 @@
|
|||
package com.uottawa.olympus.olympusservices;
|
||||
|
||||
import android.content.Context;
|
||||
import android.database.DatabaseUtils;
|
||||
import android.database.sqlite.SQLiteDatabase;
|
||||
import android.support.test.InstrumentationRegistry;
|
||||
import android.support.test.runner.AndroidJUnit4;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.junit.runner.RunWith;
|
||||
|
||||
import static org.junit.Assert.*;
|
||||
|
||||
@RunWith(AndroidJUnit4.class)
|
||||
public class DBTest {
|
||||
private DBHelper dbHelper = new DBHelper(InstrumentationRegistry.getTargetContext());
|
||||
|
||||
@Test
|
||||
public void testAddAndDeleteUser(){
|
||||
UserType originalUser, dbUser;
|
||||
boolean deleted;
|
||||
|
||||
originalUser = new Admin();
|
||||
dbHelper.addUser(originalUser);
|
||||
dbUser = dbHelper.findUserByUsername("admin");
|
||||
|
||||
assertEquals("Admin", dbUser.getClass().getSimpleName());
|
||||
assertEquals("admin", dbUser.getUsername());
|
||||
assertEquals("admin", dbUser.getPassword());
|
||||
assertEquals("admin", dbUser.getFirstname());
|
||||
assertEquals("admin", dbUser.getLastname());
|
||||
|
||||
|
||||
originalUser = new User("mgarzon", "soccer", "Miguel", "Garzon");
|
||||
dbHelper.addUser(originalUser);
|
||||
dbUser = dbHelper.findUserByUsername("mgarzon");
|
||||
|
||||
assertEquals("User", dbUser.getClass().getSimpleName());
|
||||
assertEquals("mgarzon", dbUser.getUsername());
|
||||
assertEquals("soccer", dbUser.getPassword());
|
||||
assertEquals("Miguel", dbUser.getFirstname());
|
||||
assertEquals("Garzon", dbUser.getLastname());
|
||||
|
||||
|
||||
originalUser = new ServiceProvider("jguzman", "seg2105", "Juan", "Guzman");
|
||||
dbHelper.addUser(originalUser);
|
||||
dbUser = dbHelper.findUserByUsername("jguzman");
|
||||
|
||||
assertEquals("ServiceProvider", dbUser.getClass().getSimpleName());
|
||||
assertEquals("jguzman", dbUser.getUsername());
|
||||
assertEquals("seg2105", dbUser.getPassword());
|
||||
assertEquals("Juan", dbUser.getFirstname());
|
||||
assertEquals("Guzman", dbUser.getLastname());
|
||||
|
||||
|
||||
deleted = dbHelper.deleteUser("admin");
|
||||
assertEquals(true, deleted);
|
||||
|
||||
deleted = dbHelper.deleteUser("mgarzon");
|
||||
assertEquals(true, deleted);
|
||||
|
||||
deleted = dbHelper.deleteUser("jguzman");
|
||||
assertEquals(true, deleted);
|
||||
|
||||
}
|
||||
|
||||
|
||||
@Test
|
||||
public void testAddDuplicateUsers(){
|
||||
boolean added;
|
||||
|
||||
added = dbHelper.addUser(new User("mgarzon", "soccer", "Miguel", "Garzon"));
|
||||
assertTrue(added);
|
||||
added = dbHelper.addUser(new ServiceProvider("mgarzon", "soccer", "Miguel", "Garzon"));
|
||||
assertTrue(!added);
|
||||
|
||||
dbHelper.deleteUser("mgarzon");
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -1,4 +1,8 @@
|
|||
package com.uottawa.olympus.olympusservices;
|
||||
|
||||
public class Admin extends UserType {
|
||||
|
||||
Admin(){
|
||||
super("admin", "admin", "admin", "admin");
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,146 @@
|
|||
package com.uottawa.olympus.olympusservices;
|
||||
|
||||
import android.content.Context;
|
||||
import android.database.sqlite.SQLiteDatabase;
|
||||
import android.database.sqlite.SQLiteOpenHelper;
|
||||
import android.database.Cursor;
|
||||
import android.content.ContentValues;
|
||||
|
||||
|
||||
public class DBHelper extends SQLiteOpenHelper {
|
||||
|
||||
private static final int DB_VERSION = 1;
|
||||
private static final String DB_NAME = "UsersDB.db";
|
||||
private static String DB_PATH = "";
|
||||
private static SQLiteDatabase readDB;
|
||||
private static SQLiteDatabase writeDB;
|
||||
|
||||
|
||||
private static final String TABLE_LOGIN = "userInfo";
|
||||
private static final String COLUMN_USERNAME = "username";
|
||||
private static final String COLUMN_PASSWORD = "password";
|
||||
private static final String COLUMN_FIRSTNAME = "firstName";
|
||||
private static final String COLUMN_LASTNAME = "lastName";
|
||||
private static final String COLUMN_USERTYPE = "userType";
|
||||
|
||||
// private static final String TABLE_SERVICEPROVIDERS = "serviceProviders";
|
||||
|
||||
|
||||
// private static final String TABLE_SERVICES = "services";
|
||||
|
||||
|
||||
public DBHelper(Context context){
|
||||
super(context, DB_NAME, null, DB_VERSION);
|
||||
readDB = this.getReadableDatabase();
|
||||
writeDB = this.getWritableDatabase();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onCreate(SQLiteDatabase db){
|
||||
|
||||
String CREATE_LOGIN_TABLE = "CREATE TABLE "+ TABLE_LOGIN + "("
|
||||
+ COLUMN_USERNAME + " STRING UNIQUE NOT NULL PRIMARY KEY ON CONFLICT ROLLBACK,"
|
||||
+ COLUMN_PASSWORD + " STRING NOT NULL,"
|
||||
+ COLUMN_FIRSTNAME + " STRING DEFAULT 'FirstName',"
|
||||
+ COLUMN_LASTNAME + " STRING DEFAULT 'LastName',"
|
||||
+ COLUMN_USERTYPE + " STRING NOT NULL" + ")";
|
||||
|
||||
db.execSQL(CREATE_LOGIN_TABLE);
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion){
|
||||
db.execSQL("DROP TABLE IF EXISTS " + TABLE_LOGIN);
|
||||
onCreate(db);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
|
||||
onUpgrade(db, oldVersion, newVersion);
|
||||
}
|
||||
|
||||
|
||||
public boolean addUser(UserType userType){
|
||||
//Check for duplicate username by querying login table
|
||||
Cursor cursor = writeDB.query(TABLE_LOGIN,
|
||||
new String[] {COLUMN_USERNAME},
|
||||
COLUMN_USERNAME + " = ?",
|
||||
new String[]{userType.getUsername()},
|
||||
null, null, null,
|
||||
"1");
|
||||
//If cursor has 1+ elements in it, username already exists in table
|
||||
if (cursor != null && cursor.getCount() > 0)
|
||||
return false;
|
||||
cursor.close();
|
||||
|
||||
ContentValues values = new ContentValues();
|
||||
values.put(COLUMN_USERNAME, userType.getUsername());
|
||||
values.put(COLUMN_PASSWORD, userType.getPassword());
|
||||
values.put(COLUMN_FIRSTNAME, userType.getFirstname());
|
||||
values.put(COLUMN_LASTNAME, userType.getLastname());
|
||||
values.put(COLUMN_USERTYPE, userType.getClass().getSimpleName());
|
||||
writeDB.insert(TABLE_LOGIN, null, values);
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
public UserType findUserByUsername(String username){
|
||||
UserType usertype;
|
||||
Cursor cursor = readDB.rawQuery("SELECT * FROM " + TABLE_LOGIN
|
||||
+ " WHERE " + COLUMN_USERNAME + " = ?",
|
||||
new String[]{username});
|
||||
|
||||
if (cursor.moveToFirst()){
|
||||
String password = cursor.getString(1);
|
||||
String firstname = cursor.getString(2);
|
||||
String lastname = cursor.getString(3);
|
||||
if (cursor.getString(4)
|
||||
.equals("Admin")){
|
||||
usertype = new Admin();
|
||||
} else if (cursor.getString(4)
|
||||
.equals("ServiceProvider")){
|
||||
usertype = new ServiceProvider(username, password, firstname, lastname);
|
||||
} else {
|
||||
usertype = new User(username, password, firstname, lastname);
|
||||
}
|
||||
} else {
|
||||
usertype = null;
|
||||
}
|
||||
cursor.close();
|
||||
return usertype;
|
||||
}
|
||||
|
||||
|
||||
public boolean updateUser(String username, String password, String firstname, String lastname){
|
||||
ContentValues values = new ContentValues();
|
||||
values.put(COLUMN_PASSWORD, password);
|
||||
values.put(COLUMN_FIRSTNAME, firstname);
|
||||
values.put(COLUMN_LASTNAME, lastname);
|
||||
|
||||
return writeDB.update(TABLE_LOGIN, values, COLUMN_USERNAME+" = ?",
|
||||
new String[]{username}) > 0;
|
||||
|
||||
}
|
||||
|
||||
|
||||
public boolean deleteUser(String username) {
|
||||
return writeDB.delete(TABLE_LOGIN, COLUMN_USERNAME+" = ?",
|
||||
new String[]{username}) > 0;
|
||||
}
|
||||
|
||||
public void printTable(String tableName){
|
||||
Cursor cursor = readDB.rawQuery("SELECT * FROM "+tableName, null);
|
||||
cursor.moveToFirst();
|
||||
for (int i = 0; i<cursor.getCount(); i++){
|
||||
String[] columns = cursor.getColumnNames();
|
||||
for (String name: columns) {
|
||||
System.out.print(cursor.getString(cursor.getColumnIndex(name))+" ");
|
||||
}
|
||||
System.out.println();
|
||||
cursor.moveToNext();
|
||||
}
|
||||
cursor.close();
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -1,4 +1,9 @@
|
|||
package com.uottawa.olympus.olympusservices;
|
||||
|
||||
public class ServiceProvider extends UserType {
|
||||
|
||||
ServiceProvider(String username, String password, String firstname, String lastname){
|
||||
super(username, password, firstname, lastname);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,4 +1,9 @@
|
|||
package com.uottawa.olympus.olympusservices;
|
||||
|
||||
public class User extends UserType {
|
||||
|
||||
User(String username, String password, String firstname, String lastname){
|
||||
super(username, password, firstname, lastname);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,12 +1,67 @@
|
|||
package com.uottawa.olympus.olympusservices;
|
||||
|
||||
public class UserType {
|
||||
String firstname;
|
||||
String lastname;
|
||||
|
||||
public abstract class UserType {
|
||||
String username;
|
||||
String password;
|
||||
String firstname;
|
||||
String lastname;
|
||||
|
||||
|
||||
UserType(){
|
||||
|
||||
}
|
||||
|
||||
UserType(String username, String password, String firstname, String lastname){
|
||||
this.username = username;
|
||||
this.password = password;
|
||||
this.firstname = firstname;
|
||||
this.lastname = lastname;
|
||||
}
|
||||
|
||||
public String getUsername() {
|
||||
return username;
|
||||
}
|
||||
|
||||
public String getPassword() {
|
||||
return password;
|
||||
}
|
||||
|
||||
public String getFirstname() {
|
||||
return firstname;
|
||||
}
|
||||
|
||||
public String getLastname() {
|
||||
return lastname;
|
||||
}
|
||||
|
||||
|
||||
public void setUsername(String username) {
|
||||
//remember to call updateUser(String username, String password, String firstname, String lastname)
|
||||
//in activity whenever a setter is called. DBHelper requires a Context (Activity) to be initialized
|
||||
//so cannot be initialized in this class
|
||||
this.username = username;
|
||||
|
||||
}
|
||||
|
||||
public void setPassword(String password) {
|
||||
//remember to call updateUser(String username, String password, String firstname, String lastname)
|
||||
//in activity whenever a setter is called. DBHelper requires a Context (Activity) to be initialized
|
||||
//so cannot be initialized in this class
|
||||
this.password = password;
|
||||
}
|
||||
|
||||
public void setFirstname(String firstname) {
|
||||
//remember to call updateUser(String username, String password, String firstname, String lastname)
|
||||
//in activity whenever a setter is called. DBHelper requires a Context (Activity) to be initialized
|
||||
//so cannot be initialized in this class
|
||||
this.firstname = firstname;
|
||||
}
|
||||
|
||||
public void setLastname(String lastname) {
|
||||
//remember to call updateUser(String username, String password, String firstname, String lastname)
|
||||
//in activity whenever a setter is called. DBHelper requires a Context (Activity) to be initialized
|
||||
//so cannot be initialized in this class
|
||||
this.lastname = lastname;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue