Package com.linecorp.armeria.server.annotation

Interface HttpResult<T>

Type Parameters:

T - the type of a content which is to be converted into response body

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface HttpResult<T>

An interface which helps a user specify an HttpStatus or ResponseHeaders for a response produced by an annotated HTTP service method. The HTTP content can be specified as content as well, and it would be converted into response body by a ResponseConverterFunction.

Method Summary

Modifier and Type	Method	Description
default T	content()	Returns an object which would be converted into response body.
HttpHeaders	headers()	Returns the response HttpHeaders which may not contain the ":status" header.
static <T> HttpResult<T>	of(HttpHeaders headers)	Creates a new HttpResult with the specified headers and without content.
static <T> HttpResult<T>	of(HttpHeaders headers, T content)	Creates a new HttpResult with the specified headers and content.
static <T> HttpResult<T>	of(HttpHeaders headers, T content, HttpHeaders trailers)	Creates a new HttpResult with the specified headers, content and trailers.
static <T> HttpResult<T>	of(HttpStatus status)	Creates a new HttpResult with the specified HttpStatus and without content.
static <T> HttpResult<T>	of(HttpStatus status, T content)	Creates a new HttpResult with the specified HttpStatus and content.
static <T> HttpResult<T>	of(HttpStatus status, T content, HttpHeaders trailers)	Creates a new HttpResult with the specified HttpStatus, content and trailers.
static <T> HttpResult<T>	of(T content)	Creates a new HttpResult with the specified content and the HttpStatus.OK status.
default HttpHeaders	trailers()	Returns the HTTP trailers of a response.

Method Details

of

static <T> HttpResult<T> of(HttpHeaders headers)

Creates a new HttpResult with the specified headers and without content.

Parameters:

headers - the HTTP headers

of

static <T> HttpResult<T> of(HttpHeaders headers,
 T content)

Creates a new HttpResult with the specified headers and content.

Parameters:

headers - the HTTP headers

content - the content of the response

of

static <T> HttpResult<T> of(HttpHeaders headers,
 T content,
 HttpHeaders trailers)

Creates a new HttpResult with the specified headers, content and trailers.

Parameters:

headers - the HTTP headers

content - the content of the response

trailers - the HTTP trailers

of

static <T> HttpResult<T> of(HttpStatus status)

Creates a new HttpResult with the specified HttpStatus and without content.

Parameters:

status - the HTTP status

of

static <T> HttpResult<T> of(HttpStatus status,
 T content)

Creates a new HttpResult with the specified HttpStatus and content.

Parameters:

status - the HTTP status

content - the content of the response

of

static <T> HttpResult<T> of(HttpStatus status,
 T content,
 HttpHeaders trailers)

Creates a new HttpResult with the specified HttpStatus, content and trailers.

Parameters:

status - the HTTP status

content - the content of the response

trailers - the HTTP trailers

of

static <T> HttpResult<T> of(T content)

Creates a new HttpResult with the specified content and the HttpStatus.OK status.

Parameters:

content - the content of the response

headers

HttpHeaders headers()

Returns the response HttpHeaders which may not contain the ":status" header. If the ":status" header does not exist, HttpStatus.OK or the status code specified in the StatusCode annotation will be used.

content

@Nullable
default T content()

Returns an object which would be converted into response body.

Returns:

the response object, or null if the response object is not available.

trailers

default HttpHeaders trailers()

Returns the HTTP trailers of a response.