SecondActivity.java (Intent Eksplisit)

package nofieanggraeni.blogspot.com.intenteksplisit;

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

public class SecondActivity extends AppCompatActivity {
    public static final String EXTRA_REPLY = "nofieanggraeni.blogspot.com.intenteksplisit.extra.REPLY";
    private EditText mReply;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_second);
        mReply = (EditText) findViewById(R.id.editText_second);
        Intent intent = getIntent();
        String message = intent.getStringExtra(MainActivity.EXTRA_MESSAGE);
        TextView textView = (TextView) findViewById(R.id.text_message);
        if(textView != null){
            textView.setText(message);
        }
    }

    public void returnReply(View view){
        String reply = mReply.getText().toString();
        Intent replyIntent = new Intent();
        replyIntent.putExtra(EXTRA_REPLY, reply);
        setResult(RESULT_OK, replyIntent);
        finish();
    }
}