RouterFunction.java

package no.embriq.api.gateway.filter;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.reactive.function.server.RouterFunction;
import org.springframework.web.reactive.function.server.RouterFunctions;
import org.springframework.web.reactive.function.server.ServerResponse;

import static org.springframework.web.reactive.function.server.RequestPredicates.GET;

@Configuration
public class RouteHandlers {
    @Bean
    public RouterFunction<ServerResponse> handleRequest() {
        return RouterFunctions.route(GET("/addThenSubtract"), request -> {
          // ResultObjectType is not an actual class. It is only here to show necessary parameters
          ResultObjectType result = methodThatReturnsResult();
          return ServerResponse.ok().body(Mono.just(result), ResultObjectType.class));
        }
    }
}