properly log any exception

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properly log any exception

bookie-scrape/src/main/java/com/bookiescrape/app/sample/ApplicationHandler.java

Line 142 in 0392c1e

// TODO properly log any exception

    private Stage primaryStage;
    
    private ControllerMediator controllerMediator;
    
    // used by stage's scene, set by loadFxmlAndCreateControllerMediator()
    private Parent rootView;
    
    
    /**
     * JavaFX needed no-arg constructor .
     */
    public ApplicationHandler() {}
    
    @Override
    public final void start(Stage primaryStage) throws Exception {
        this.primaryStage = primaryStage;
        
        try {
            // load all of the fxml files and create controller mediator
            controllerMediator = loadFxmlAndCreateControllerMediator();
            
        } catch (Exception e) {
            // TODO properly notify user of unrecoverable exception
            System.err.println(e.getMessage());
            
            e.printStackTrace();
            /* exception is unrecoverable, exit javafx */
            Platform.exit();
        }
        
        // allow system tray supporting implementing classes to do their thing
        setUpSystemTrayIfSupported();
        
        // configure and set up listeners in controller mediator
        configureControllerMediator();
        
        // load fonts from resources
        FontUtils.loadFontsFromResources(FONT_RES_PATH);
        
        // create window with no title bar or default min, max, close buttons
        primaryStage.initStyle(StageStyle.UNDECORATED);
        primaryStage.setScene(new Scene(rootView));
        
        // add listener to stage for window edge resizing
        ResizeHelper.addResizeListener(primaryStage);
        
        primaryStage.show();
        
        // TODO hide stage if app should start minimized in system tray
        
        controllerMediator.requestShowDashboardView();
        
        setPrimaryStageMinBounds();
    }
    
    
    /** 
     * Loads all of the fxmls into FXMLReferences and creates a
     * ControllerMediator from them.
     * <p>
     * This must be called after the primary stage has been set.
     */
    private ControllerMediator loadFxmlAndCreateControllerMediator() throws IOException {
        // load fxml references from fxml file
        FXMLReference rootReference = loadReference(ROOT_FXML);
        FXMLReference dashReference = loadReference(DASHBOARD_FXML);
        FXMLReference settingsReference = loadReference(SETTINGS_FXML);
        FXMLReference logReference = loadReference(LOG_FXML);
        
        // need this to init stage's scene
        rootView = rootReference.getView();
        
        return new ControllerMediator(primaryStage, rootReference, dashReference, settingsReference, logReference);
    }
    
    /** Convenience helper that loads fxml references. */
    private static FXMLReference loadReference(String ref) throws IOException {
        return FXMLReference.loadFxml(ApplicationHandler.class.getResource(ref));
    }
    
    /**
     * Helper method that configures and sets up handlers in controller
     * mediator.
     */
    private void configureControllerMediator() {
        /* set application control button handlers */
        controllerMediator.setOnWindowCloseButtonActionHandler(getApplicationCloseButtonHandler());
        controllerMediator.setOnWindowMinimizeButtonActionHandler(getApplicationMinimizeButtonHandler());
        controllerMediator.setOnWindowMinimizeButtonActionHandler(getApplicationMaximizeButtonHandler());
    }
    
    /** Allow system tray supporting implementing classes to do their thing. */
    private void setUpSystemTrayIfSupported() {
        // do nothing if system tray is not supported
        if (!systemTrayIsSupported()) { return; }
        
        try {
            // call 'this' abstract method
            setUpSystemTray();
        } catch (Exception e) {
            // TODO properly log any exception
            System.err.println(e.getMessage());
        }
    }
    
    /* enforces window to not become smaller than root's min bounds */

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