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این کد Webserver

 package info.androidhive.slidingmenu;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
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 android.util.Log;


public class Webservice {

    public static interface listener {

        public void onReceived(String string);
    }

    protected static String result;


    public static String readUrl(final String url, final ArrayList<NameValuePair> params, final listener listener) {

        Thread thread = new Thread(new Runnable() {

            @Override
            public void run() {
                try {
                    HttpClient client = new DefaultHttpClient();
                    HttpPost method = new HttpPost(url);

                    if (params != null) {
                        method.setEntity(new UrlEncodedFormEntity(params));
                    }
                    HttpResponse response = client.execute(method);

                    InputStream inputStream = response.getEntity().getContent();

                    result = convertInputStreamToString(inputStream);
                    Log.i("LOG", "result = " + result);
                    if (listener != null) {
                        listener.onReceived(result);
                    }

                }
                catch (ClientProtocolException e) {
                    Log.v("LOG", "readURL1" + e);
                }
                catch (IOException e) {
                    Log.i("LOG", "readURL2" + e);
                }

            }
        });
        thread.start();
        return result;
    }


    private static String convertInputStreamToString(InputStream inputStream) {
        try {
            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
            StringBuilder builder = new StringBuilder();

            String line = "";

            while ((line = reader.readLine()) != null) {
                builder.append(line);
            }

            return builder.toString();
        }
        catch (IOException e) {
            e.printStackTrace();
        }

        return null;
    }
}

  private void populateFromServer() {
        // String url = "http://192.168.1.121/restoran/service.php";
        ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();

        params.add(new BasicNameValuePair("action", "read"));
        params.add(new BasicNameValuePair("filter", lastFilter));
        params.add(new BasicNameValuePair("sort", lastSort));

        //String result = Webservice.readUrl(url, params);

        Webservice.listener listener = new listener() {

            @Override
            public void onReceived(String data) {
                /// do stuff ...
            }
        };
        String result = Webservice.readUrl("http://192.168.1.121/restoran/service.php", params, listener);
        // Log.i("LOG", "result = " + result);

        if (result != null) {
            try {
                applications.clear();
                // Log.i("LOG", "result = " + result);
                JSONArray apps = new JSONArray(result);
                Log.i("LOG", "log = " + apps.length());
                for (int i = 0; i < apps.length(); i++) {
                    JSONObject object = apps.getJSONObject(i);
                    StructApplication application = new StructApplication();
                    application.id = object.getString("app_id");
                    application.name = object.getString("app_name");
                    application.price = object.getInt("app_price");
                    application.logoUrl = object.getString("app_logoUrl");
                    application.description = object.getString("app_description");
                    applications.add(application);
                }

                adapter.notifyDataSetChanged();
            }
            catch (JSONException e) {
                e.printStackTrace();
            }
        }