在android studio中不使用DatePickeView阅读选定日期

import android.app.DatePickerDialog;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;

import java.util.Calendar;

public class MainActivity extends AppCompatActivity {

    private Button datePickerButton;

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

        datePickerButton = findViewById(R.id.datePickerButton);
        datePickerButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                showDatePickerDialog();
            }
        });
    }

    private void showDatePickerDialog() {
        // 获取当前日期
        Calendar calendar = Calendar.getInstance();
        int year = calendar.get(Calendar.YEAR);
        int month = calendar.get(Calendar.MONTH);
        int day = calendar.get(Calendar.DAY_OF_MONTH);

        // 创建日期选择对话框
        DatePickerDialog datePickerDialog = new DatePickerDialog(MainActivity.this,
                new DatePickerDialog.OnDateSetListener() {
                    @Override
                    public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
                        // 处理选择的日期
                        String selectedDate = year + "-" + (month + 1) + "-" + dayOfMonth;
                        Toast.makeText(MainActivity.this, "选择的日期是：" + selectedDate, Toast.LENGTH_SHORT).show();
                    }
                }, year, month, day);

        // 设置最小日期和最大日期（可选）
        // datePickerDialog.getDatePicker().setMinDate(minDate);
        // datePickerDialog.getDatePicker().setMaxDate(maxDate);

        // 显示日期选择对话框
        datePickerDialog.show();
    }
}