Android use of the one page to another page transfer with use of Intent

package com.example.firstmultiscreen;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {
    EditText editText;
    public static final String EXTRA_NAME = "com.example.firstmultiscreen.extra.NAME";

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

    }

    public void openActivity(View v){
        Toast.makeText(this, "Openning Second Activity", Toast.LENGTH_SHORT).show();
        Intent intent = new Intent(this , MainActivity2.class);
        editText = findViewById(R.id.name);
        String nameTest = editText.getText().toString();
        intent.putExtra(EXTRA_NAME, nameTest);
        startActivity(intent);
    }
}

Second page Activity

package com.example.firstmultiscreen;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;

import android.widget.TextView;
import android.widget.Toast;

public class MainActivity2 extends AppCompatActivity {
    TextView textView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main2);

        textView = findViewById(R.id.textView);
        Intent intent = getIntent();
        String name =  intent.getStringExtra(MainActivity.EXTRA_NAME);
        textView.setText("Your Name is :" + name);

    }

}