Creating ArrayList from JSONArray in Android

 

  volley and picasso Libery

    implementation 'com.android.volley:volley:1.2.1'
    implementation 'com.squareup.picasso:picasso:2.8'
        

ArrayList and JSONArray - XML COD

     
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity"
    android:orientation="vertical"
    android:background="#E4EEED"
    >



    <ProgressBar
        android:id="@+id/progressBar"
        style="?android:attr/progressBarStyle"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        />


   <ListView
       android:id="@+id/ListView"
       android:layout_width="match_parent"
       android:layout_height="wrap_content"
       />




</LinearLayout>
        

  ArrayList And JSONArray - JAVA CODE

package com.mahfuj.serverapi;

import androidx.appcompat.app.AppCompatActivity;
import androidx.cardview.widget.CardView;

import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.webkit.WebChromeClient;
import android.webkit.WebResourceError;
import android.webkit.WebResourceRequest;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonArrayRequest;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;
import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.AdView;
import com.google.android.gms.ads.MobileAds;
import com.google.android.gms.ads.initialization.InitializationStatus;
import com.google.android.gms.ads.initialization.OnInitializationCompleteListener;
import com.squareup.picasso.Picasso;

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

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

public class MainActivity extends AppCompatActivity {
    ProgressBar progressBar;
    ListView ListView;
    HashMap<String, String> hashMap;
    ArrayList< HashMap<String, String> > arrayList = new ArrayList<>();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


        progressBar = findViewById(R.id.progressBar);
        ListView = findViewById(R.id.ListView);


                String Url = "https://arahlab.000webhostapp.com/apps/info.json";
                JsonArrayRequest arrayRequest = new JsonArrayRequest(Request.Method.GET, Url, null, new Response.Listener<JSONArray>() {
                    @Override
                    public void onResponse(JSONArray response) {
                        progressBar.setVisibility(View.GONE);
                        try {

                            for (int x=0; x< response.length(); x++){
                                JSONObject jsonObject = response.getJSONObject(x);
                                String titel = jsonObject.getString("titel");
                                String video_link = jsonObject.getString("video_link");

                                hashMap = new HashMap<>();
                                hashMap.put("titel", titel);
                                hashMap.put("video_link", video_link);
                                arrayList.add(hashMap);



                            }

                            MyAdaptar myAdaptar = new MyAdaptar();
                            ListView.setAdapter(myAdaptar);


                        } catch (JSONException e) {
                            throw new RuntimeException(e);
                        }

                    }


                }, new Response.ErrorListener() {
                    @Override
                    public void onErrorResponse(VolleyError error) {
                        progressBar.setVisibility(View.GONE);
                        Toast.makeText(MainActivity.this, "Server Problems", Toast.LENGTH_SHORT).show();
                    }
                });

                RequestQueue queue = Volley.newRequestQueue(MainActivity.this);
                queue.add(arrayRequest);





    }


    private class MyAdaptar extends BaseAdapter{

        @Override
        public int getCount() {
            return arrayList.size();
        }

        @Override
        public Object getItem(int position) {
            return null;
        }

        @Override
        public long getItemId(int position) {
            return 0;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {

            LayoutInflater layoutInflater = getLayoutInflater();
            View myview = layoutInflater.inflate(R.layout.item, null);

            TextView Textview = myview.findViewById(R.id.Textview);
            ImageView imageview = myview.findViewById(R.id.imageview);

            HashMap<String, String> hashMap = arrayList.get(position);
            String titel = hashMap.get("titel");
            String video_link = hashMap.get("video_link");
            String image_url = "https://img.youtube.com/vi/"+video_link+"/0.jpg";
            Textview.setText(titel);
            Picasso.get().load(image_url).placeholder(R.drawable.imager).into(imageview);


            return myview;
        }
    }


}