CurrentSeasonDrivers.java

package com.android.history;

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.ParseException;
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.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

public class CurrentSeasonDrivers extends Activity {

    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.currentseason_drivers);
        new HttpTask().execute();
    }

    JSONArray jArray;
    String result = "";
    String drivername = "";
    String drivesfor = "";
    InputStream is = null;
    StringBuilder sb = null;

    private Activity CurrentSeasonDrivers = this;

    // STUFF GOES HERE
    public class HttpTask extends AsyncTask<String, String, String> {

        @Override
        protected String doInBackground(String... params) {

            // HTTP POST REQUEST
            try{
                ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
                HttpClient httpclient = new DefaultHttpClient();

                HttpPost httppost = new HttpPost("http://192.168.0.13/testdatabase.php");
                httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

                HttpResponse response = httpclient.execute(httppost);
                HttpEntity entity = response.getEntity();

                is = entity.getContent();

            }catch(Exception e){
                CurrentSeasonDrivers.this.runOnUiThread(new Runnable() {
                    public void run() {
                        Toast.makeText(CurrentSeasonDrivers, "Could not connect to server", Toast.LENGTH_LONG).show(); } });
            }

            //CONVERT DATA TO STRING
            try {
                BufferedReader reader = new BufferedReader(new InputStreamReader(is, "iso-8859-1"), 8);
                sb = new StringBuilder();
                sb.append(reader.readLine() + "\n");

                String line;
                while ((line = reader.readLine()) != null) {
                    sb.append(line);
                }
                is.close();
                result = sb.toString();
                Log.i("json string", result);

            }catch (Exception e) {
                CurrentSeasonDrivers.this.runOnUiThread(new Runnable() {
                    public void run() {
                        Toast.makeText(CurrentSeasonDrivers, "Could not convert data to string", Toast.LENGTH_LONG).show(); } });
            }

            // PARSE STRING
            try {
                jArray = new JSONArray(result);
                JSONObject json_data = null;

                System.out.println("Length " + jArray.length());
                Log.d("DB", "Length " + jArray.length());

                for (int i = 0; i < jArray.length(); i++) {

                    json_data = jArray.getJSONObject(i);
                    drivername = json_data.getString("Driver_full_name");
                    drivesfor = json_data.getString("Drives_for");

                    System.out.println(drivername + "&" + drivesfor);
                }
            } catch (JSONException e1) {
                Log.d("DB", "Error somewhere");
                CurrentSeasonDrivers.this.runOnUiThread(new Runnable() {
                    public void run() {
                        Toast.makeText(CurrentSeasonDrivers, "Could not convert data to string", Toast.LENGTH_LONG).show(); } });
            }

            return null;

    }}

}