Call Log Open Android Studio

 <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

    <uses-permission android:name="android.permission.CALL_PHONE"/>

<?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"
    android:orientation="vertical"
    android:gravity="center"
    tools:context=".MainActivity">

   <Button
       android:id="@+id/button"
       android:layout_gravity="center"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:text="Check"/>

    <EditText
        android:id="@+id/textview"
        android:textSize="30sp"
        android:layout_gravity="center"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:hint="Enter Number"/>
</LinearLayout>




package com.example.permission;

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

import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {
Button button;
EditText editText;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        button = findViewById(R.id.button);
        editText = findViewById(R.id.textview);
int permission = ContextCompat.checkSelfPermission(MainActivity.this,Manifest.permission.CALL_PHONE);
if (permission==PackageManager.PERMISSION_GRANTED){
    call();
}
else {
    ActivityCompat.requestPermissions(
            MainActivity.this,new String[]{
                    Manifest.permission.CALL_PHONE
            },121
    );
}
    }

    private void call() {
        String string = editText.getText().toString();
        Uri uri = Uri.parse("tel:"+string);
        Intent intent = new Intent(Intent.ACTION_CALL,uri);
        startActivity(intent);
    }
}