Example usage for org.springframework.web.reactive.function.server ServerResponse notFound

Introduction

In this page you can find the example usage for org.springframework.web.reactive.function.server ServerResponse notFound.

Prototype

static HeadersBuilder<?> notFound() 

Source Link

Document

Create a builder with a HttpStatus#NOT_FOUND 404 Not Found status.

Usage

From source file:top.zhacker.ms.reactor.spring.function.handler.PersonHandler.java

public Mono<ServerResponse> getPerson(ServerRequest request) {
    int personId = Integer.valueOf(request.pathVariable("id"));
    Mono<ServerResponse> notFound = ServerResponse.notFound().build();
    Mono<Person> personMono = this.repository.getPerson(personId);
    return personMono
            .flatMap(person -> ServerResponse.ok().contentType(APPLICATION_JSON).body(fromObject(person)))
            .switchIfEmpty(notFound);//from   w w w.j a v a  2  s. c om
}

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From source file:com.example.TestEndpoint.java

Mono<ServerResponse> test(final ServerRequest request) {
    final Optional<String> value = request.queryParam("value");
    return Mono.justOrEmpty(value).map(Wrapper::new)
            .flatMap(v -> ServerResponse.ok().body(Mono.just(v), Wrapper.class))
            .switchIfEmpty(ServerResponse.notFound().build());
}

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From source file:com.example.talk.TalkEndpoint.java

Mono<ServerResponse> getTalkRoom(final ServerRequest serverRequest) {
    final long talkId = Long.parseLong(serverRequest.pathVariable("talkId"));
    final Mono<TalkRoom> talkRoom = talkRoomRepository.getTalkRoomByTalkRoomId(talkId);
    return talkRoom.flatMap(tr -> ServerResponse.ok().contentType(MediaType.APPLICATION_JSON)
            .body(Mono.just(tr), TalkRoom.class)).switchIfEmpty(ServerResponse.notFound().build());
}

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From source file:com.example.talk.TalkEndpoint.java

Mono<ServerResponse> all(final ServerRequest request) {
    return request.principal().cast(UsernamePasswordAuthenticationToken.class)
            .map(UsernamePasswordAuthenticationToken::getPrincipal).cast(UserAdapter.class)
            .map(UserAdapter::getUserId).map(talkRoomRepository::findTalkRoomByUserId)
            .flatMap(Flux::collectList)/* w  w  w .ja v  a 2  s  .  c  om*/
            .flatMap(list -> ServerResponse.ok().contentType(MediaType.APPLICATION_JSON).body(Mono.just(list),
                    new ParameterizedTypeReference<List<TalkRoom>>() {
                    }))
            .switchIfEmpty(ServerResponse.notFound().build());
}

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