2Aktivitete dergo text

package com.example.dyaktivitete;

import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {
EditText emri;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        emri=(EditText)findViewById(R.id.editText3);
    }
    public void dergo(View view){

        Intent intent=new Intent(getApplicationContext(),Main2Activity.class);
        intent.putExtra("teksti",emri.getText().toString());
        startActivity(intent);
    }
}

//Aktiviteti 2
public class Main2Activity extends AppCompatActivity {

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

        mer=(TextView)findViewById(R.id.textView2);
        Intent intent=getIntent();

        String emri=intent.getStringExtra("teksti");
        mer.setText(emri);
    }
}