lokalizancja

package com.jaro.getlocation;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import android.Manifest;
import android.content.Context;
import android.content.pm.PackageManager;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationManager;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.location.FusedLocationProviderClient;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.tasks.OnSuccessListener;

import java.security.Security;
import java.text.DateFormat;

import static android.Manifest.permission.ACCESS_FINE_LOCATION;

public class MainActivity extends AppCompatActivity {

    private FusedLocationProviderClient client;

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

        requestPermit();
        client = LocationServices.getFusedLocationProviderClient(this);

        Button but = (Button)findViewById(R.id.but);
        but.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                if(ActivityCompat.checkSelfPermission(MainActivity.this,ACCESS_FINE_LOCATION)!=PackageManager.PERMISSION_GRANTED){
                    return;
                }
                client.getLastLocation().addOnSuccessListener(MainActivity.this, new OnSuccessListener<Location>() {
                    @Override
                    public void onSuccess(Location location) {

                        TextView textView = (TextView)findViewById(R.id.textView);

                        if(location!=null){
                            String s = String.format("Time: %s\nLat: %s\nLong: %s\n",DateFormat.getTimeInstance().format(location.getTime()),location.getLatitude(),location.getLongitude());

                            textView.setText(s);
                        }else{
                            textView.setText("null kurwa");
                        }
                    }
                });
            }
        });
    }

    private void requestPermit(){
        ActivityCompat.requestPermissions(this,new String[]{ACCESS_FINE_LOCATION},1);
    }
}