android ช่วยแนะนำหน่อยครับ spinner ดึงข้อมูลจาก mysql phpMyAdmin

public void loadSpinnerData()
	{
		uData.open();//Open Database and get user data from table
			
	    // Spinner Drop down elements
	    List<String> user_id = uData.getUserID();
	    List<String> user_email = uData.getUser_Email();
	    List<String> company_email = uData.getCompany_Email();
	    // Creating adapter for spinner
	    ArrayAdapter<String> dataAdapter_user_id = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, user_id);
	    ArrayAdapter<String> dataAdapter_user_email = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, user_email);
	    ArrayAdapter<String> dataAdapter_company_email = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, company_email);
	    //Drop down layout style - list view with radio button
	    dataAdapter_user_id.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
	    dataAdapter_user_email.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
	    dataAdapter_company_email.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
	    // attaching data adapter to spinner
	    spn_user_id.setAdapter(dataAdapter_user_id);
	    spn_user_email.setAdapter(dataAdapter_user_email);
	    spn_company_email.setAdapter(dataAdapter_company_email);
	        
	    uData.close(); //Close Database
	}