parsingJSON

package com.example.robot.fastboatd;

import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.webkit.WebView;
import android.widget.Button;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.Toast;

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

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

/**
 * Created by ROBOT on 19/08/2017.
 */

public class ParsingJSON extends MainActivity {
    private ProgressDialog pDialog;
    private ListView lv,lvx;
    private String TAG = MainActivity.class.getSimpleName();
    public String l;
    public Bundle bandelz;
    public Button bton;
    public String alamat;
    public WebView wv;
    ArrayList<HashMap<String, String>> dataList;
    protected void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        setContentView(R.layout.semogafix);
        dataList = new ArrayList<>();
        bandelz = getIntent().getExtras();
        lv = (ListView) findViewById(R.id.list);
        new GetContacts().execute();
        bton = (Button) findViewById(R.id.button);
        wv = (WebView) findViewById(R.id.webv);
    }
    public class GetContacts extends AsyncTask<Void, Void, Void> {


        @Override
        public void onPreExecute() {
            super.onPreExecute();
            // Showing progress dialog
            pDialog = new ProgressDialog(ParsingJSON.this);
            pDialog.setMessage("Please wait...");
            pDialog.setCancelable(true);

            pDialog.show();

        }

        @Override
        public Void doInBackground(Void... arg0) {
            HttpHandler sh = new HttpHandler();
            // Making a request to url and getting response
            l = bandelz.getString("ling");
            String jsonStr = sh.makeServiceCall(l);

            Log.e(TAG, "Response from url: " + jsonStr);

            if (jsonStr != null) {
                try {
                    JSONObject jsonObj = new JSONObject(jsonStr);

                    // Getting JSON Array node
                    JSONArray contacts = jsonObj.getJSONArray("results");
                    ArrayList<HashMap> datam = new ArrayList<>();
                    // looping through All Contacts
                    for (int i = 0; i < contacts.length(); i++) {
                        JSONObject c = contacts.getJSONObject(i);
                        String boat = c.getString("boat");
                        String name = c.getString("agent");
                        String price = c.getString("price");
                        String agent_site = c.getString("_agent_site");
                        /*HashMap<String,String> datan = new HashMap<>();
                        datan.put("boat",boat);
                        datan.put("name",name);
                        datan.put("price",price);*/


                        int awal=0;


                       HashMap<String, String> contact = new HashMap<>();
                         //   if(contact.get("boat")== bisadong[0]){
                               contact.put("boat",boat);
                              contact.put("name", name);
                        contact.put("price", price);
                            //contact.put("boats", boat);


                        dataList.add(contact);

                    }

                } catch (final JSONException e) {
                    Log.e(TAG, "Json parsing error: " + e.getMessage());
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            Toast.makeText(getApplicationContext(),
                                    "Json parsing error: " + e.getMessage(),
                                    Toast.LENGTH_LONG)
                                    .show();
                        }
                    });

                }
            } else {
                runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        Toast.makeText(getApplicationContext(),
                                "Koneksi Internet tidak ditemukan, silahkan aktifkan koneksi anda dan coba kembali",
                                Toast.LENGTH_LONG)
                                .show();
                    }
                });

            }

            return null;
        }


        @Override
        protected void onPostExecute(Void result) {
            super.onPostExecute(result);
            // Dismiss the progress dialog
            if (pDialog.isShowing())
                pDialog.dismiss();
            /**
             * Updating parsed JSON data into ListView
             * */

            ListAdapter adapter = new SimpleAdapter(
                    ParsingJSON.this, dataList,
                    R.layout.list_item, new String[]{"boat","name","price"}, new int[]{R.id.boat,R.id.agent,R.id.price});
            lv.setAdapter(adapter);
        }

    }
}