package sample; import javafx.concurrent.Task; import javafx.scene.control.Alert; /** * @author liuxf * @version 1.0 * @date 2020/12/10 10:35 */ public class AlertTask extends Task { private String content; private Alert.AlertType alertType; private String msg; public AlertTask(Alert.AlertType alertType, String msg, String content) { this.alertType = alertType; this.msg = msg; this.content = content; } public AlertTask() { } @Override protected Object call() throws Exception { return null; } @Override protected void succeeded() { Alert alert = new Alert(alertType); if (alertType == Alert.AlertType.ERROR) { alert.setTitle("Error Dialog"); } else { alert.setTitle("info Dialog"); } alert.setHeaderText(msg); alert.setContentText(content); alert.show(); super.succeeded(); } }