Android รบกวนช่วยเขียนโค้ดตัวอย่างการ ใช้ spinner ดึงค่าจาก mysql มาใส่ในสปินเนอร์ด้วยครับ

package com.mir;

import java.util.ArrayList;
import java.util.HashMap;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Spinner;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;

public class SpinActivity extends Activity implements
	AdapterView.OnItemSelectedListener {
	
	TextView txtView1;
	
	
	@Override
	public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	
	String strJSON = "[{\"WeekID\":\"1\"}" +
			 ",{\"WeekID\":\"2\"}" +
			 ",{\"WeekID\":\"3\"}]";

	try {
	JSONArray data = new JSONArray(strJSON);
	
	ArrayList<HashMap<String, String>> MyArrList = new ArrayList<HashMap<String, String>>();
	HashMap<String, String> map;
	
	for(int i = 0; i < data.length(); i++){
	   JSONObject c = data.getJSONObject(i);
	   
		map = new HashMap<String, String>();
		map.put("WeekID", c.getString("WeekID"));
		MyArrList.add(map);
		
	}
	
	
	SimpleAdapter sAdap;
	sAdap = new SimpleAdapter(SpinActivity.this, MyArrList, R.layout.activity_column,
	       new String[] {"WeekID"}, new int[] {R.id.WeekID});      
	lisView1.setAdapter(sAdap);
	
	} catch (JSONException e) {
	// TODO Auto-generated catch block
	e.printStackTrace();
	}
		
		// ตรงนี้เป็นส่วนของข้อความที่จะโชว์ใน spinner แต่จะเอา array มาใช้อย่างไรครับ
		setContentView(R.layout.activity_spin);
		txtView1 = (TextView) findViewById(R.id.textView1);
	
		Spinner spin = (Spinner) findViewById(R.id.spinner1);
		spin.setOnItemSelectedListener(this);
	
		ArrayAdapter<String> arrAd = new ArrayAdapter<String>(SpinActivity.this,
				android.R.layout.simple_spinner_item, 
				arr);

		arrAd.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
	
		spin.setAdapter(arrAd);
	}

	public void onItemSelected(AdapterView<?> parent, View v, int position,
		long id) {
		txtView1.setText("Your Selected : " + arr[position]);
	}

	public void onNothingSelected(AdapterView<?> parent) {
		txtView1.setText("");
	}
	
}