JavaFX TableView第一列设置checkBox 如何获取选中的值

Question

                checkColumn.setCellValueFactory(new PropertyValueFactory<Check, Boolean>("checkAble")); checkColumn.setCellFactory(CheckBoxTableCell.forTableColumn(checkColumn)); firstColumn.setCellValueFactory(new PropertyValueFactory<Check, String>("checkTypeString")); secondColumn.setCellValueFactory(new PropertyValueFactory<Check, String>("bookedCountTotalCount")); thirdColumn.setCellValueFactory(new PropertyValueFactory<Check, String>("dateTimeString")); checkTable.setItems(observableList); checkTable.setEditable(true);将若干记录选中后怎么获取选中的记录？