您好，很抱歉，我想确保我提供所有信息， 我正在创建一个约会应用程序，用户可以在其中约会，修改并返回约会。在我的修改约会屏幕上，我无法根据需要在组合框中填充正确的值。该信息应包括在现有约会中。例如，bill在5/19的9有一个约会。弹出窗口应该已经在9点显示5/19了。我试图设置诸如getDateonly和getTimeonly之类的内容，但是失败了，无法弄清楚。我已经附上了它的外观和外观的屏幕截图。
ModifyAppointmentController:
public class ModifyAppointmentController implements Initializable {
@FXML
private TextField modifyContactNameText;
@FXML
private TextField modifyTitleText;
@FXML
private ComboBox<String> modifyLocationComboBox;
@FXML
private TextField modifyTypeText;
@FXML
private TextField modifyURLText;
@FXML
private ComboBox<String> modifyDescriptionComboBox;
@FXML
private DatePicker modifyDate;
@FXML
private ComboBox<String> modifyStartComboBox;
@FXML
private ComboBox<String> modifyEndComboBox;
@FXML
private Button saveModifyAppointmentButton;
@FXML
private Button cancelModifyAppointmentButton;
Appointment selectedAppointment;
int selectedIndex;
ObservableList<String> appointmentTime = FXCollections.observableArrayList("09:00:00","10:00:00","11:00:00","12:00:00","13:00:00","14:00:00","15:00:00","16:00:00","17:00:00");
ObservableList<String> appointmentLocation = FXCollections.observableArrayList("Phoenix","New York","London","Internet");
ObservableList<String> appointmentDescription = FXCollections.observableArrayList("There will be a meeting","Documentation Discussion","Planning & Coordination");
/*Initializes the controller class.*/
@Override
public void initialize(URL url,ResourceBundle rb) {
modifyStartComboBox.setItems(appointmentTime);
modifyEndComboBox.setItems(appointmentTime);
modifyDescriptionComboBox.setItems(appointmentDescription);
modifyLocationComboBox.setItems(appointmentLocation);
}
// Sets the information in the Modify Appointment pop up from the table
// This is the part I am struggling with ******
public void setappointment(Appointment appointment,int index) {
LocalDate date = modifyDate.getvalue();
selectedAppointment = appointment;
selectedIndex = index;
Appointment newAppointment = (Appointment) appointment;
this.modifyContactNameText.setText(newAppointment.getcontact());
this.modifyTitleText.setText((newAppointment.getTitle()));
this.modifyURLText.setText((newAppointment.getUrl()));
this.modifyTypeText.setText((newAppointment.getType()));
this.modifyDescriptionComboBox.setvalue((newAppointment.getDescription()));
this.modifyLocationComboBox.setvalue((newAppointment.getLocation()));
//Not sure if this would be relevant but I included it just in case
private void saveMondifyAppointmentHandler(actionEvent event) throws IOException {
try {
int appointmentId = selectedAppointment.getappointmentId();
int customerId = selectedAppointment.getcustomerId();
int userId = selectedAppointment.getUserId();
String title = modifyTitleText.getText();
String description = modifyDescriptionComboBox.getSelectionmodel().getSelectedItem();
String location = modifyLocationComboBox.getSelectionmodel().getSelectedItem();
String assignedContact = modifyContactNameText.getText();
String type = modifyTypeText.getText();
String url = modifyURLText.getText();
LocalDate date = modifyDate.getvalue();
String startTime = modifyStartComboBox.getSelectionmodel().getSelectedItem();
String endTime = modifyEndComboBox.getSelectionmodel().getSelectedItem();
String selectedStartTime = date + " " + startTime;
String selectedEndTime = date + " " + endTime;
if(startTime == null || endTime == null) {
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Error");
alert.setHeaderText("No appointment time selected");
alert.setContentText("Please select a start and end time to add to this appointment!");
alert.showAndWait();
}
if(location == null) {
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Error");
alert.setHeaderText("No location selected");
alert.setContentText("Please select a location to add to this appointment!");
alert.showAndWait();
}
if(description == null) {
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Error");
alert.setHeaderText("No description selected");
alert.setContentText("Please select a description to add to this appointment!");
alert.showAndWait();
}
if(date == null) {
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Error");
alert.setHeaderText("No date selected");
alert.setContentText("Please select a valid date to add to this appointment!");
alert.showAndWait();
}
LocalDateTime localTime = LocalDateTime.now();
ZoneId localZoneId = ZoneId.of(TimeZone.getDefault().getID());
DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
LocalDateTime startDateTime = LocalDateTime.parse(selectedStartTime,format);
LocalDateTime endDateTime = LocalDateTime.parse(selectedEndTime,format);
ZonedDateTime zonedStartLocal = ZonedDateTime.of(startDateTime,localZoneId);
ZonedDateTime zonedStartUTC = zonedStartLocal.withZonesameInstant(ZoneId.of("UTC"));
ZonedDateTime zonedEndLocal = ZonedDateTime.of(endDateTime,localZoneId);
ZonedDateTime zonedEndUTC = zonedEndLocal.withZonesameInstant(ZoneId.of("UTC"));
int startUTCYear = zonedStartUTC.getYear();
int startUTCMonth = zonedStartUTC.getMonthValue();
int startUTCDay = zonedStartUTC.getDayOfMonth();
int startUTCHour = zonedStartUTC.getHour();
int startUTCMinute = zonedStartUTC.getMinute();
String testZonedStart = Integer.toString(startUTCYear) + "-" + Integer.toString(startUTCMonth) + "-" + Integer.toString(startUTCDay) + " "
+ Integer.toString(startUTCHour) + ":" + Integer.toString(startUTCMinute) + ":" + Integer.toString(startUTCMinute);
int endUTCYear = zonedEndUTC.getYear();
int endUTCMonth = zonedEndUTC.getMonthValue();
int endUTCDay = zonedEndUTC.getDayOfMonth();
int endUTCHour = zonedEndUTC.getHour();
int endUTCMinute = zonedEndUTC.getMinute();
String testZonedEnd = Integer.toString(endUTCYear) + "-" + Integer.toString(endUTCMonth) + "-" + Integer.toString(endUTCDay) + " "
+ Integer.toString(endUTCHour) + ":" + Integer.toString(endUTCMinute) + ":" + Integer.toString(endUTCMinute);
String startConstructorValue = zonedStartLocal.toString();
String endConstructorValue = zonedEndLocal.toString();
if(AddAppointmentController.validateAppointmentStart(testZonedStart,testZonedEnd)) {
Appointment appointment = new Appointment(appointmentId,customerId,userId,title,description,location,assignedContact,type,url,startConstructorValue,endConstructorValue);
DataProvider.getallAppointmentsTableList().set(selectedIndex,appointment);
Statement statement = DBConnection.getconnection().createStatement();
ResultSet selectAppointment = statement.executeQuery("SELECT * FROM appointment WHERE appointmentId = " + appointmentId + "");
while(selectAppointment.next()) {
customerId = selectAppointment.getInt("customerId");
}
String updateAppointment = "UPDATE appointment SET title = '" + title + "',description = '" + description + "',location = '" + location + "',contact = '"
+ assignedContact + "',type = '" + type + "',url = '" + url + "',start = '" + testZonedStart + "',end = '" + testZonedEnd + "' WHERE appointmentId = " + appointmentId;
int updatedAppointment = statement.executeUpdate(updateAppointment);
if(updatedAppointment == 1) {
System.out.println("Appointment was updated successfully!");
}
}
}
catch(SQLException ex) {
System.out.println("Error " + ex.getMessage());
}
catch(NullPointerException ex) {
System.out.println("Error " + ex.getMessage());
}
catch(DateTimeParseException ex) {
System.out.println("Error " + ex.getMessage());
}
Stage stage = (Stage)((Button)event.getsource()).getScene().getWindow();
Object scene = FXMLLoader.load(getclass().getResource("/View_Controller/AppointmentScreen.fxml"));
stage.setScene(new Scene((Parent) scene));
stage.show();
}