MainActivity.java

package com.example.ucfgarageparking

import android.content.Intent;
import android.os.Bundle;
import android.util.Log.d;
import com.google.android.material.snackbar.Snackbar;
import androidx.appcompat.app.AppCompatActivity;
import android.view.Menu;
import android.view.MenuItem;

public class MainActivity extends AppCompatActivity {
    Button click;
    public static TextView data;
    @Override
    protected void onCreate (Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        click = (Button) findViewById(R.id.button);
        data = (TextView) findViewById(R.id.fetcheddata);

        click.setOnClickListener(new View.OnClickListener () {
            @Override
            public void onClick(View view) {
                fetchData process = new fetchData();
                process.execute();
            }
        });
    }
}