com.vaadin.spring.server

Class SpringUIProvider

java.lang.Object

com.vaadin.server.UIProvider

com.vaadin.spring.server.SpringUIProvider

All Implemented Interfaces:

Serializable

public class SpringUIProvider
extends com.vaadin.server.UIProvider

Vaadin UIProvider that looks up UI classes from the Spring application context. The UI classes must be annotated with SpringUI.

Author:

Petter Holmström (petter@vaadin.com), Henri Sara (hesara@vaadin.com)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor and Description
SpringUIProvider(com.vaadin.server.VaadinSession vaadinSession)

Method Summary

Modifier and Type	Method and Description
protected void	configureNavigator(com.vaadin.ui.UI ui) Configures a UI to use the navigator found by getNavigator() if there is a SpringViewDisplay annotation.
com.vaadin.ui.UI	createInstance(com.vaadin.server.UICreateEvent event)
protected void	createThemeDirectory(String theme) Create theme directory in the servlet context (if possible) to support caching of themes compiled on the fly also in applications deployed as JARs.
protected String	deriveMappingForUI(String uiBeanName) Derive the name (path) for a UI based on its annotation parameters.
protected void	detectUIs()
protected Object	findSpringViewDisplay(com.vaadin.ui.UI ui)
protected SpringNavigator	getNavigator() Returns the configured navigator bean or null if no bean defined.
String	getPageTitle(com.vaadin.server.UICreateEvent event)
protected javax.servlet.ServletContext	getServletContext()
protected SpringViewDisplayPostProcessor	getSpringViewDisplayPostProcessor()
String	getTheme(com.vaadin.server.UICreateEvent event)
protected Class<? extends com.vaadin.ui.UI>	getUIByPath(String path)
Class<? extends com.vaadin.ui.UI>	getUIClass(com.vaadin.server.UIClassSelectionEvent uiClassSelectionEvent)
protected org.springframework.web.context.WebApplicationContext	getWebApplicationContext()
protected void	mapPathToUI(String path, Class<? extends com.vaadin.ui.UI> uiClass)

Methods inherited from class com.vaadin.server.UIProvider

getAnnotationFor, getPushMode, getPushTransport, getWidgetset, getWidgetsetInfo, isPreservedOnRefresh

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

logger

protected final org.slf4j.Logger logger

Constructor Detail

SpringUIProvider

public SpringUIProvider(com.vaadin.server.VaadinSession vaadinSession)

Method Detail

detectUIs

protected void detectUIs()

deriveMappingForUI

protected String deriveMappingForUI(String uiBeanName)

Derive the name (path) for a UI based on its annotation parameters. If a path is given as a parameter for the annotation, it is used. An empty string maps to the root context.

Parameters:

uiBeanName - name of the UI bean

Returns:

path to map the UI to

getUIClass

public Class<? extends com.vaadin.ui.UI> getUIClass(com.vaadin.server.UIClassSelectionEvent uiClassSelectionEvent)

Specified by:

getUIClass in class com.vaadin.server.UIProvider

getWebApplicationContext

protected org.springframework.web.context.WebApplicationContext getWebApplicationContext()

mapPathToUI

protected void mapPathToUI(String path,
                           Class<? extends com.vaadin.ui.UI> uiClass)

getUIByPath

protected Class<? extends com.vaadin.ui.UI> getUIByPath(String path)

createInstance

public com.vaadin.ui.UI createInstance(com.vaadin.server.UICreateEvent event)

Overrides:

createInstance in class com.vaadin.server.UIProvider

createThemeDirectory

protected void createThemeDirectory(String theme)

Create theme directory in the servlet context (if possible) to support caching of themes compiled on the fly also in applications deployed as JARs.

Any errors are logged and otherwise ignored, as this only helps caching.

Parameters:

theme - name of the theme

getServletContext

protected javax.servlet.ServletContext getServletContext()

configureNavigator

protected void configureNavigator(com.vaadin.ui.UI ui)

Configures a UI to use the navigator found by getNavigator() if there is a SpringViewDisplay annotation.

Parameters:

ui - the Spring managed UI instance for which to configure automatic navigation

getNavigator

protected SpringNavigator getNavigator()

Returns the configured navigator bean or null if no bean defined.

Returns:

bean extending SpringNavigator or null if none defined

Throws:

org.springframework.beans.BeansException - if there are multiple navigator beans or other configuration problem

findSpringViewDisplay

protected Object findSpringViewDisplay(com.vaadin.ui.UI ui)

getSpringViewDisplayPostProcessor

protected SpringViewDisplayPostProcessor getSpringViewDisplayPostProcessor()

getTheme

public String getTheme(com.vaadin.server.UICreateEvent event)

Overrides:

getTheme in class com.vaadin.server.UIProvider

getPageTitle

public String getPageTitle(com.vaadin.server.UICreateEvent event)

Overrides:

getPageTitle in class com.vaadin.server.UIProvider