import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.client.reactive.JettyClientHttpConnector;
-import org.springframework.web.reactive.function.client.ExchangeFilterFunction;
+import org.springframework.web.reactive.function.client.ClientRequest;
+import org.springframework.web.reactive.function.client.ClientResponse;
+import org.springframework.web.reactive.function.client.ExchangeFunction;
import org.springframework.web.reactive.function.client.WebClient;
import reactor.core.publisher.Mono;
import reactor.test.StepVerifier;
.builder()
.clientConnector(new JettyClientHttpConnector())
.baseUrl(server.url("/").toString())
+ .filter(this::errorHandlingFilter)
.build();
}
.get()
.uri("/egal")
.retrieve()
- .onStatus(status -> status.is4xxClientError(), response -> GraphApiException.create(response))
.bodyToMono(String.class);
StepVerifier
result = webClient.get()
.uri("/greeting?name=Spring")
.retrieve()
- .onStatus(status -> status.is4xxClientError(), response -> GraphApiException.create(response))
.bodyToMono(String.class);
StepVerifier.create(result)
result = webClient.get()
.uri("/greeting?name=Spring")
.retrieve()
- .onStatus(status -> status.is4xxClientError(), response -> GraphApiException.create(response))
.bodyToMono(String.class);
StepVerifier.create(result)
.verify(Duration.ofSeconds(3));
}
- public static ExchangeFilterFunction errorHandlingFilter()
+ public Mono<ClientResponse> errorHandlingFilter(ClientRequest request, ExchangeFunction next)
{
- return ExchangeFilterFunction.ofResponseProcessor(clientResponse ->
- {
- if (clientResponse.statusCode() != null && (clientResponse.statusCode()
- .is5xxServerError() || clientResponse.statusCode().is4xxClientError()))
- {
- return clientResponse.bodyToMono(String.class)
- .flatMap(errorBody ->
+ return
+ next
+ .exchange(request)
+ .flatMap(response ->
{
- return Mono.error(new Exception(errorBody));
+ return
+ HttpStatus.Series.CLIENT_ERROR.equals(response.statusCode().series())
+ ? response
+ .bodyToMono(String.class)
+ .flatMap(errorBody -> Mono.error(GraphApiException.create(
+ response.statusCode(),
+ response.headers().asHttpHeaders(),
+ errorBody.getBytes())))
+ : Mono.just(response);
});
- }
- else
- {
- return Mono.just(clientResponse);
- }
- });
}
}