private Calendar calendar;
    private int year, month, day;

calendar = Calendar.getInstance();
        year = calendar.get(Calendar.YEAR);

        month = calendar.get(Calendar.MONTH);
        day = calendar.get(Calendar.DAY_OF_MONTH);

DatePickerDialog datePickerDialog = new DatePickerDialog(this,
                        new DatePickerDialog.OnDateSetListener() {

                            @Override
                            public void onDateSet(DatePicker view, int year,
                                                  int monthOfYear, int dayOfMonth) {

                                eventDate.setText(dayOfMonth + "-" + (monthOfYear + 1) + "-" + year);

                            }
                        }, year, month, day);
                datePickerDialog.show();