com.holonplatform.vaadin.internal

Class VaadinSessionScope

java.lang.Object

com.holonplatform.vaadin.internal.VaadinSessionScope

All Implemented Interfaces:

com.holonplatform.core.ContextScope

public class VaadinSessionScope
extends Object
implements com.holonplatform.core.ContextScope

A ContextScope bound to current VaadinSession, looking up context resources using Vaadin Session attributes.

THis scope uses VaadinSession.getCurrent() to obtain the current Vaadin session, so this scope is active only when invoked within a Vaadin server request thread.

Since:

5.0.0

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME Context name
static int	ORDER Context order

Constructor Summary

Constructors

Constructor and Description
VaadinSessionScope()

Method Summary

Modifier and Type	Method and Description
<T> Optional<T>	get(String resourceKey, Class<T> resourceType)
String	getName()
int	getOrder()
<T> Optional<T>	put(String resourceKey, T value)
<T> Optional<T>	putIfAbsent(String resourceKey, T value)
boolean	remove(String resourceKey)

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

Context name

See Also:

Constant Field Values

ORDER

public static final int ORDER

Context order

See Also:

Constant Field Values

Constructor Detail

VaadinSessionScope

public VaadinSessionScope()

Method Detail

getName

public String getName()

Specified by:

getName in interface com.holonplatform.core.ContextScope

getOrder

public int getOrder()

Specified by:

getOrder in interface com.holonplatform.core.ContextScope

get

public <T> Optional<T> get(String resourceKey,
                           Class<T> resourceType)
                    throws com.holonplatform.core.exceptions.TypeMismatchException

Specified by:

get in interface com.holonplatform.core.ContextScope

Throws:

com.holonplatform.core.exceptions.TypeMismatchException

put

public <T> Optional<T> put(String resourceKey,
                           T value)
                    throws UnsupportedOperationException

Specified by:

put in interface com.holonplatform.core.ContextScope

Throws:

UnsupportedOperationException

putIfAbsent

public <T> Optional<T> putIfAbsent(String resourceKey,
                                   T value)
                            throws UnsupportedOperationException

Specified by:

putIfAbsent in interface com.holonplatform.core.ContextScope

Throws:

UnsupportedOperationException

remove

public boolean remove(String resourceKey)
               throws UnsupportedOperationException

Specified by:

remove in interface com.holonplatform.core.ContextScope

Throws:

UnsupportedOperationException