Module io.helidon.webserver

Package io.helidon.webserver

Class JsonService

java.lang.Object

io.helidon.webserver.JsonService

All Implemented Interfaces:

Handler, Service, BiConsumer<ServerRequest,ServerResponse>

public abstract class JsonService
extends Object
implements Service, Handler

A Service and abstract Handler that provides support for JSON content.

See Also:

• Routing.Builder
• Routing.Rules

Nested Class Summary

Nested classes/interfaces inherited from interface io.helidon.webserver.Handler

Handler.EntityHandler<T>

Constructor Summary

Constructors

Constructor	Description
JsonService()

Method Summary

Modifier and Type	Method	Description
protected boolean	acceptsJson(ServerRequest request, ServerResponse response)	Determines if JSON is an accepted response type, using Accept and response Content-Type headers.
protected MediaType	toJsonResponseType(MediaType acceptedType)	Returns the response type for the given type if it is an accepted JSON type.
void	update(Routing.Rules routingRules)	Registers this handler for any HTTP method.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.BiConsumer

andThen

Methods inherited from interface io.helidon.webserver.Handler

accept

Constructor Details

JsonService

public JsonService()

Method Details

update

public void update(Routing.Rules routingRules)

Registers this handler for any HTTP method.

Specified by:

update in interface Service

Parameters:

routingRules - a routing configuration where JSON support should be registered

See Also:

• Routing

acceptsJson

protected boolean acceptsJson(ServerRequest request,
 ServerResponse response)

Determines if JSON is an accepted response type, using Accept and response Content-Type headers.

Sets the response Content-Type header if not set and JSON is accepted.

Parameters:

request - a server request

response - a server response

Returns:

true if JSON is accepted.

toJsonResponseType

protected MediaType toJsonResponseType(MediaType acceptedType)

Returns the response type for the given type if it is an accepted JSON type.

Parameters:

acceptedType - The accepted type.

Returns:

The response type or null if not an accepted JSON type.