Package io.micronaut.http

Interface HttpMessage<B>

Type Parameters:

B - The body type

All Superinterfaces:

AttributeHolder, MutableAttributeHolder

All Known Subinterfaces:

ByteBodyHttpResponse<B>, FullHttpRequest<B>, HttpRequest<B>, HttpResponse<B>, MutableHttpMessage<B>, MutableHttpRequest<B>, MutableHttpResponse<B>, PushCapableHttpRequest<B>, ServerHttpRequest<B>

All Known Implementing Classes:

AbstractNettyHttpRequest, ByteBodyHttpResponseWrapper, FullNettyClientHttpResponse, HttpMessageWrapper, HttpRequestWrapper, HttpResponseAdapter, HttpResponseWrapper, NettyClientHttpRequest, NettyHttpRequest, NettyMutableHttpResponse, SimpleHttpRequest

public interface HttpMessage<B>
extends MutableAttributeHolder

Common interface for HTTP messages.

Since:

1.0

Author:

Graeme Rocher

See Also:

• HttpRequest
• HttpResponse

Method Summary

Modifier and Type	Method	Description
@NonNull MutableConvertibleValues<Object>	getAttributes()	A MutableConvertibleValues of the attributes for this HTTP message.
@NonNull Optional<B>	getBody()
default <T> @NonNull Optional<T>	getBody(@NonNull ArgumentConversionContext<T> conversionContext)	Return the body, will use the provided conversion context if needed.
default <T> @NonNull Optional<T>	getBody(@NonNull Argument<T> type)	Return the body as the given type.
default <T> @NonNull Optional<T>	getBody(@NonNull Class<T> type)	Return the body as the given type.
default Optional<MessageBodyWriter<B>>	getBodyWriter()
default @NonNull Charset	getCharacterEncoding()
default long	getContentLength()
default @NonNull Optional<MediaType>	getContentType()	The request or response content type.
@NonNull HttpHeaders	getHeaders()
default @NonNull Optional<Locale>	getLocale()
default @NonNull HttpMessage<B>	setAttribute(@NonNull CharSequence name, Object value)	Sets an attribute on the message.

Methods inherited from interface io.micronaut.core.attr.AttributeHolder

getAttribute, getAttribute

Methods inherited from interface io.micronaut.core.attr.MutableAttributeHolder

removeAttribute

Method Details

getHeaders

@NonNull
@NonNull HttpHeaders getHeaders()

Returns:

The HttpHeaders object

getAttributes

@NonNull
@NonNull MutableConvertibleValues<Object> getAttributes()

A MutableConvertibleValues of the attributes for this HTTP message.

Attributes are designed for internal data sharing and hence are isolated from headers and parameters which are client supplied

Specified by:

getAttributes in interface AttributeHolder

Specified by:

getAttributes in interface MutableAttributeHolder

Returns:

The attributes of the message

getBody

@NonNull
@NonNull Optional<B> getBody()

Returns:

The request body

getBodyWriter

default Optional<MessageBodyWriter<B>> getBodyWriter()

Returns:

The body writer.

Since:

4.0.0

getCharacterEncoding

@NonNull
default @NonNull Charset getCharacterEncoding()

Returns:

The request character encoding. Defaults to StandardCharsets.UTF_8

setAttribute

@NonNull
default @NonNull HttpMessage<B> setAttribute(@NonNull
 @NonNull CharSequence name,
 Object value)

Description copied from interface: MutableAttributeHolder

Sets an attribute on the message.

Specified by:

setAttribute in interface MutableAttributeHolder

Parameters:

name - The name of the attribute

value - The value of the attribute

Returns:

This message

getBody

@NonNull
default <T> @NonNull Optional<T> getBody(@NonNull
 @NonNull Argument<T> type)

Return the body as the given type.

Type Parameters:

T - The generic type

Parameters:

type - The type of the body

Returns:

An Optional of the type or Optional.empty() if the body cannot be returned as the given type

getBody

@NonNull
default <T> @NonNull Optional<T> getBody(@NonNull
 @NonNull ArgumentConversionContext<T> conversionContext)

Return the body, will use the provided conversion context if needed.

Type Parameters:

T - The generic type

Parameters:

conversionContext - The body conversion context

Returns:

An Optional of the type or Optional.empty() if the body cannot be returned as the given type

Since:

4.0.0

getBody

@NonNull
default <T> @NonNull Optional<T> getBody(@NonNull
 @NonNull Class<T> type)

Return the body as the given type.

Type Parameters:

T - The generic type

Parameters:

type - The type of the body

Returns:

An Optional of the type or Optional.empty() if the body cannot be returned as the given type

getLocale

@NonNull
default @NonNull Optional<Locale> getLocale()

Returns:

The locale of the message

getContentLength

default long getContentLength()

Returns:

The value of the Content-Length header or -1L if none specified

getContentType

@NonNull
default @NonNull Optional<MediaType> getContentType()

The request or response content type.

Returns:

The content type