Example usage for com.vaadin.server ErrorEvent getThrowable

Introduction

In this page you can find the example usage for com.vaadin.server ErrorEvent getThrowable.

Prototype

public Throwable getThrowable() 

Source Link

Document

Gets the contained throwable, the cause of the error.

Usage

From source file:de.metas.ui.web.vaadin.window.view.AbstractView.java

License:Open Source License

private void showError(final ErrorEvent event) {
    final Throwable ex = event.getThrowable();
    logger.warn("Got error", ex);

    final String errorMessage = Throwables.getRootCause(ex).getLocalizedMessage();
    showError(errorMessage);/*from   w w w.j a va 2  s. co  m*/
}

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From source file:de.symeda.sormas.ui.SormasErrorHandler.java

License:Open Source License

public static void handleError(ErrorEvent event) {
    final Throwable t = event.getThrowable();
    if (t instanceof SocketException) {
        // Most likely client browser closed socket
        logger.info(/* w  w w .  j a v a 2s . c om*/
                "SocketException in CommunicationManager." + " Most likely client (browser) closed socket.");
        return;
    }

    ErrorMessage errorMessage = getErrorMessageForException(t);

    if (t != null) {
        // log the error or warning
        if (errorMessage instanceof SystemError) {
            logger.error(t.getMessage(), t);
        } else {
            logger.warn(t.getMessage(), t);
        }
    }

    // finds the original source of the error/exception
    AbstractComponent component = DefaultErrorHandler.findAbstractComponent(event);
    if (errorMessage != null && component != null) {
        // Shows the error in AbstractComponent
        if (errorMessage instanceof SystemError) {
            Notification.show(
                    I18nProperties.getString(Strings.errorOccurred,
                            I18nProperties.getString(Strings.errorOccurred)),
                    I18nProperties.getString(Strings.errorWasReported), Notification.Type.ERROR_MESSAGE);
        } else {

            // to prevent the original message from appearing, if necessary
            if (component instanceof AbstractField<?>) {
                ((AbstractField<?>) component).setCurrentBufferedSourceException(null);
            }

            Notification notification = new Notification(
                    I18nProperties.getString(Strings.errorProblemOccurred,
                            I18nProperties.getString(Strings.errorProblemOccurred)),
                    errorMessage.getFormattedHtmlMessage(), Notification.Type.WARNING_MESSAGE, true);
            notification.setDelayMsec(-1);
            notification.show(Page.getCurrent());
            component.setComponentError(errorMessage);
        }
    }
}

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From source file:de.unioninvestment.eai.portal.portlet.crud.CrudErrorHandler.java

License:Apache License

@Override
public void error(ErrorEvent event) {
    Throwable throwable = event.getThrowable();
    LOGGER.error("Internal error", StackTraceUtils.deepSanitize(throwable));
    if (Page.getCurrent() != null) {
        displayRootCauseAsErrorNotification(throwable);
    }//from   ww w .j a  v a2  s. c  o  m
}

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From source file:de.unioninvestment.eai.portal.portlet.crud.mvp.views.DefaultTableView.java

License:Apache License

/**
 * Konfiguriert einen ErrorHandler, der Fehler mglichst lesbar als
 * Notification anzeigt.//from w  w  w .j  ava2  s  .c o m
 */
@SuppressWarnings("serial")
protected void setupErrorHandling() {
    table.setErrorHandler(new CrudErrorHandler() {
        @Override
        public void error(com.vaadin.server.ErrorEvent event) {
            Throwable throwable = event.getThrowable();
            if (throwable instanceof SourceException) {
                onError(throwable);
            } else {
                super.error(event);
            }
        }
    });
}

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From source file:edu.kit.dama.ui.admin.AdminUIMainView.java

License:Apache License

private void doBasicSetup() {
    //configure SiMon
    try {/*from   w w w  . jav a  2 s  . c  om*/
        String path = DataManagerSettings.getSingleton()
                .getStringProperty(DataManagerSettings.SIMON_CONFIG_LOCATION_ID, null);
        if (path == null || !new File(path).exists()) {
            throw new ConfigurationException("Configuration element '"
                    + DataManagerSettings.SIMON_CONFIG_LOCATION_ID + "' is not set or not a valid directory.");
        }
        File configLocation = new File(path);
        SimonConfigurator.getSingleton().setConfigLocation(configLocation);
    } catch (ConfigurationException ex) {
        LOGGER.error("Failed to initialize SimpleMonitoring", ex);
    }

    //set error handler in order to catch unhandled exceptions
    UI.getCurrent().setErrorHandler(new DefaultErrorHandler() {
        @Override
        public void error(com.vaadin.server.ErrorEvent event) {
            String cause = "<h3>An unexpected error has occured. Please reload the page.<br/>"
                    + "If the error persists, please contact an administrator.</h3>";

            Label errorLabel = new Label(cause, ContentMode.HTML);
            errorLabel.setDescription(StackTraceUtil.getCustomStackTrace(event.getThrowable(), false));
            LOGGER.error("An unhandled exception has occured!", event.getThrowable());
            // Display the error message in a custom fashion
            mainLayout.addComponent(errorLabel, 0);

            // Do the default error handling (optional)
            doDefault(event);
        }
    });
}

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From source file:fr.amapj.view.engine.ui.AmapUI.java

License:Open Source License

/**
 * Gestion des erreurs// www .  j av a2s .co m
 */
private void setErrorHandling() {
    setErrorHandler(new DefaultErrorHandler() {
        @Override
        public void error(com.vaadin.server.ErrorEvent event) {
            Throwable t = event.getThrowable();
            ErrorPopup.open(t);
        }
    });

}

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From source file:info.magnolia.ui.admincentral.AdmincentralErrorHandler.java

License:Open Source License

@Override
public void error(ErrorEvent event) {
    log.error(DEFAULT_MESSAGE, event.getThrowable());

    Message message = getErrorMessage(event.getThrowable());
    messagesManager.sendLocalMessage(message);
}

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From source file:org.eclipse.hawkbit.ui.components.HawkbitUIErrorHandler.java

License:Open Source License

private static Throwable getRootExceptionFrom(final ErrorEvent event) {
    return getRootCauseOf(event.getThrowable());
}

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From source file:org.freakz.hokan_ng_springboot.bot.SingleSecuredUI.java

License:Apache License

@Override
protected void init(VaadinRequest request) {

    uiServiceMessageHandler.register(this);

    getPage().setTitle("Hokan");
    // Let's register a custom error handler to make the 'access denied' messages a bit friendlier.
    setErrorHandler(new DefaultErrorHandler() {
        @Override//from  w w w  .j av a  2s.c  o m
        public void error(com.vaadin.server.ErrorEvent event) {
            if (SecurityExceptionUtils.isAccessDeniedException(event.getThrowable())) {
                Notification.show("Sorry, you don't have access to do that.");
            } else {
                super.error(event);
            }
        }
    });
    if (vaadinSecurity.isAuthenticated()) {
        showMainScreen();
    } else {
        showLoginScreen(request.getParameter("goodbye") != null);
    }
}

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From source file:org.jumpmind.metl.ui.init.AppUI.java

License:Open Source License

@SuppressWarnings("serial")
@Override//w ww  .  ja va 2  s.c  o m
protected void init(VaadinRequest request) {
    WebApplicationContext ctx = getWebApplicationContext();

    backgroundRefresherService = ctx.getBean(BackgroundRefresherService.class);
    backgroundRefresherService.init(this);

    UI.getCurrent().setErrorHandler(new DefaultErrorHandler() {
        public void error(com.vaadin.server.ErrorEvent event) {
            String intro = "Exception of type <b>";
            String message = "";
            for (Throwable t = event.getThrowable(); t != null; t = t.getCause()) {
                if (t.getCause() == null) {
                    intro += t.getClass().getName() + "</b> with the following message:<br/><br/>";
                    message = t.getMessage();
                }
            }
            ErrorWindow window = new ErrorWindow(intro, message);
            window.show();

            Throwable ex = event.getThrowable();
            if (ex != null) {
                log.error(ex.getMessage(), ex);
            } else {
                log.error("An unexpected error occurred");
            }
        }
    });

    VaadinSession.getCurrent().setConverterFactory(new DefaultConverterFactory() {
        private static final long serialVersionUID = 1L;

        @Override
        protected Converter<Date, ?> createDateConverter(Class<?> sourceType) {
            return super.createDateConverter(sourceType);
        }

        protected Converter<String, ?> createStringConverter(Class<?> sourceType) {
            if (Double.class.isAssignableFrom(sourceType)) {
                return new StringToDoubleConverter();
            } else if (Float.class.isAssignableFrom(sourceType)) {
                return new StringToFloatConverter();
            } else if (Integer.class.isAssignableFrom(sourceType)) {
                return new StringToIntegerConverter() {
                    private static final long serialVersionUID = 1L;

                    @Override
                    protected NumberFormat getFormat(Locale locale) {
                        NumberFormat format = super.getFormat(locale);
                        format.setGroupingUsed(false);
                        return format;
                    }
                };
            } else if (Long.class.isAssignableFrom(sourceType)) {
                return new StringToLongConverter() {
                    private static final long serialVersionUID = 1L;

                    @Override
                    protected NumberFormat getFormat(Locale locale) {
                        NumberFormat format = super.getFormat(locale);
                        format.setGroupingUsed(false);
                        return format;
                    }
                };
            } else if (BigDecimal.class.isAssignableFrom(sourceType)) {
                return new StringToBigDecimalConverter();
            } else if (Boolean.class.isAssignableFrom(sourceType)) {
                return new StringToBooleanConverter();
            } else if (Date.class.isAssignableFrom(sourceType)) {
                return new StringToDateConverter();
            } else {
                return null;
            }
        }

    });

    Responsive.makeResponsive(this);
    ApplicationContext appCtx = ctx.getBean(ApplicationContext.class);
    if (appCtx.getConfigurationService().isUserLoginEnabled()) {
        LoginDialog login = new LoginDialog(appCtx, this);
        UI.getCurrent().addWindow(login);
    } else {
        User user = appCtx.getConfigurationService().findUserByLoginId(DEFAULT_USER);
        if (user == null) {
            user = new User();
            user.setLoginId(DEFAULT_USER);
            appCtx.getConfigurationService().save(user);
            Group group = new Group(DEFAULT_USER);
            user.getGroups().add(group);
            appCtx.getConfigurationService().save(group);
            for (Privilege priv : Privilege.values()) {
                GroupPrivilege groupPriv = new GroupPrivilege(group.getId(), priv.name());
                group.getGroupPrivileges().add(groupPriv);
                appCtx.getConfigurationService().save(groupPriv);
            }
            UserGroup userGroup = new UserGroup(user.getId(), group.getId());
            appCtx.getConfigurationService().save(userGroup);
        }
        appCtx.setUser(user);
        login(user);
    }
}

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