[Ask] how to make list menu from database

[n3wbie]

i've problem here...

i just make a simple project with android...i make some connection with my database in my host....so it's online...i can view all my records with a simple textview. from here i just want to take the string value on my database and make it as menu list. this is my source hope someone would help me...please

the database content is username

Spoiler

package com.test;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.ListActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

public class testing extends ListActivity {
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
cek();
}

public void cek(){

String address = "http//mywebsite/select.php";

HttpClient httpclient = new DefaultHttpClient();
HttpPost httppost = new HttpPost(address);

ArrayList<NameValuePair> parameter = new ArrayList<NameValuePair>();

try {
httppost.setEntity(new UrlEncodedFormEntity(parameter));
HttpResponse httpResponse = httpclient.execute(httppost);
HttpEntity httpentity = httpResponse.getEntity();

InputStream input = httpentity.getContent();
BufferedReader read = new BufferedReader(new InputStreamReader(input));

String content = "";
String line = "";

while((line = read.readLine())!=null){
content += line;

}

Log.d("ADBUG", "content: "+content);

if(!content.equals("null")){

try {
JSONArray jArr = new JSONArray(content);
String[] user = new String[jArr.length()];
for(int i=0;i<jArr.length();i++){
JSONObject jObj = jArr.getJSONObject(i);
String username = jObj.getString("username");
user=username;

}


this.setListAdapter(new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, user));

} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}else{
Toast.makeText(this, "Error", Toast.LENGTH_LONG).show();
}
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
super.onListItemClick(l, v, position, id);
Object o = this.getListAdapter().getItem(position);
String keyword = o.toString();
Toast.makeText(this, "not yet : " + keyword, Toast.LENGTH_LONG).show();

}
}