io.micronaut.session.binder

Class OptionalSessionValueArgumentBinder

java.lang.Object

io.micronaut.session.binder.OptionalSessionValueArgumentBinder

All Implemented Interfaces:

AnnotatedArgumentBinder<SessionValue,java.util.Optional,HttpRequest<?>>, ArgumentBinder<java.util.Optional,HttpRequest<?>>, TypeArgumentBinder<java.util.Optional,HttpRequest<?>>, AnnotatedRequestArgumentBinder<SessionValue,java.util.Optional>, RequestArgumentBinder<java.util.Optional>, TypedRequestArgumentBinder<java.util.Optional>

@Singleton
 @Requires(classes=HttpServerConfiguration.class)
public class OptionalSessionValueArgumentBinder
extends java.lang.Object
implements TypedRequestArgumentBinder<java.util.Optional>, AnnotatedRequestArgumentBinder<SessionValue,java.util.Optional>

Since:

1.0

Author:

Graeme Rocher

Nested Class Summary

Nested classes/interfaces inherited from interface io.micronaut.core.bind.ArgumentBinder

ArgumentBinder.BindingResult<T>

Constructor Summary

Constructors

Constructor and Description
OptionalSessionValueArgumentBinder()

Method Summary

Modifier and Type	Method and Description
Argument<java.util.Optional>	argumentType()
ArgumentBinder.BindingResult<java.util.Optional>	bind(ArgumentConversionContext<java.util.Optional> context, HttpRequest<?> source) Bind the given argument from the given source.
java.lang.Class<SessionValue>	getAnnotationType()

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micronaut.http.bind.binders.TypedRequestArgumentBinder

superTypes, supportsSuperTypes

Methods inherited from interface io.micronaut.http.bind.binders.AnnotatedRequestArgumentBinder

of

Constructor Detail

OptionalSessionValueArgumentBinder

public OptionalSessionValueArgumentBinder()

Method Detail

argumentType

public Argument<java.util.Optional> argumentType()

Specified by:

argumentType in interface TypeArgumentBinder<java.util.Optional,HttpRequest<?>>

Returns:

The argument type.

getAnnotationType

public java.lang.Class<SessionValue> getAnnotationType()

Specified by:

getAnnotationType in interface AnnotatedArgumentBinder<SessionValue,java.util.Optional,HttpRequest<?>>

Returns:

The annotation type.

bind

public ArgumentBinder.BindingResult<java.util.Optional> bind(ArgumentConversionContext<java.util.Optional> context,
                                                             HttpRequest<?> source)

Description copied from interface: ArgumentBinder

Bind the given argument from the given source.

Specified by:

bind in interface ArgumentBinder<java.util.Optional,HttpRequest<?>>

Parameters:

context - The ArgumentConversionContext

source - The source

Returns:

An Optional of the value. If no binding was possible Optional.empty()