Module io.helidon.webserver.jsonrpc

Package io.helidon.webserver.jsonrpc

Interface JsonRpcErrorHandler

All Superinterfaces:

ServerLifecycle

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 JsonRpcErrorHandler
extends ServerLifecycle

A JSON-RPC handler that can process invalid requests if registered.

Method Summary

Modifier and Type	Method	Description
Optional<JsonRpcError>	handle(ServerRequest req, JsonObject jsonObject)	Handler for a JSON-RPC erroneous request.

Methods inherited from interface io.helidon.webserver.ServerLifecycle

afterStart, afterStop, beforeStart

Method Details

handle

Optional<JsonRpcError> handle(ServerRequest req,
 JsonObject jsonObject)
                       throws Exception

Handler for a JSON-RPC erroneous request.

Parameters:

req - the server request

jsonObject - an invalid JSON-RPC request as a JSON object

Returns:

an optional JSON-RPC error to be returned to the client. If empty, then no error is returned.

Throws:

Exception - if an unexpected condition is found