Passing var from main to Asynch

public class FAB_regionaalActivity extends Activity {

    private connector mConnector;
    /** Called when the activity is first created. */

//[start] DEFINES
    public static final int MAIN = 1;

    public static final int RESTART_APP = 97;
    public static final int CLEAR_MEMORY = 98;
    public static final int KILL_APP = 99;

//[end] DEFINES

    boolean bool_graan = true;
    int screen = KILL_APP;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mConnector = new connector();
    }

    protected void initFabRegionaal(){
        setContentView(R.layout.main);
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
        mConnector.execute();

    }
}


Asynch class:

import java.io.BufferedReader;
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.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.os.AsyncTask;
import android.util.Log;
import android.widget.TextView;
//
public class connector extends AsyncTask<TextView, Void, String> {
    String returnString = "fail";
    String result = "";
    InputStream is;
    ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();

    @Override
    protected String doInBackground(TextView... params) {
        // TODO Auto-generated method stub
        return GetSomething();
    }

    final String GetSomething()
    {
        System.out.println("Going to connector");

         try{
             nameValuePairs.add(new BasicNameValuePair("mID","1"));
                HttpClient httpclient = new DefaultHttpClient();
                HttpPost httppost = new HttpPost("http://10.0.0.128/connector.php");
                httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
                HttpResponse response = httpclient.execute(httppost);
                HttpEntity entity = response.getEntity();
                is = entity.getContent();

        }catch(Exception e){
                Log.e("log_tag", "Error in http connection "+e.toString());
        }

        //convert response to string
        try{
                BufferedReader reader = new BufferedReader(new InputStreamReader(is,"iso-8859-1"),8);
                StringBuilder sb = new StringBuilder();
                String line = null;
                while ((line = reader.readLine()) != null) {
                        sb.append(line + "\n");
                }
                is.close();
                result=sb.toString();

        }catch(Exception e){
                Log.e("log_tag", "Error converting result "+e.toString());
        }
        //parse json data
        try{
                JSONArray jArray = new JSONArray(result);
                for(int i=0;i<jArray.length();i++){
                        JSONObject json_data = jArray.getJSONObject(i);
                        Log.i("log_tag","ID: "+json_data.getInt("ID")+
                         ", \nActara: "+json_data.getString("Actara")
                        );

                        returnString += "\n\t" + jArray.getJSONObject(i);
                }
        }catch(JSONException e){
                Log.e("log_tag", "Error parsing data "+e.toString());
        }
        return returnString;
    }

    protected void onPostExecute(String page)
    {

    }

}