How to use

typeReference

method

in

io.sphere.sdk.models.errors.ErrorResponse

  @Test
  public void notMatchingError() throws Exception {
    final String json = "{\n" +
        "  \"statusCode\" : 400,\n" +
        "  \"message\" : \"Message.\",\n" +
        "  \"errors\" : [ {\n" +
        "    \"code\" : \"OtherCode\",\n" +
        "    \"message\" : \"Message.\"" +
        "  } ]\n" +
        "}";
    final ErrorResponse sphereErrorResponse = SphereJsonUtils.readObject(json, ErrorResponse.typeReference());
    assertThatThrownBy(() -> sphereErrorResponse.getErrors().get(0).as(InvalidJsonInputError.class))
        .isInstanceOf(IllegalArgumentException.class);
  }
}

@Test
public void castToConcreteError() throws Exception {
  final String json = "{\n" +
      "  \"statusCode\" : 400,\n" +
      "  \"message\" : \"Request body does not contain valid JSON.\",\n" +
      "  \"errors\" : [ {\n" +
      "    \"code\" : \"InvalidJsonInput\",\n" +
      "    \"message\" : \"Request body does not contain valid JSON.\",\n" +
      "    \"detailedErrorMessage\" : \"detailed error message\"" +
      "  } ]\n" +
      "}";
  final ErrorResponse sphereErrorResponse = SphereJsonUtils.readObject(json, ErrorResponse.typeReference());
  final InvalidJsonInputError jsonError = sphereErrorResponse.getErrors().get(0).as(InvalidJsonInputError.class);
  assertThat(jsonError.getDetailedErrorMessage()).isEqualTo("detailed error message");
}

public static ExceptionFactory of() {
  final ExceptionFactory exceptionFactory = new ExceptionFactory()
      .when(r -> isServiceNotAvailable(r), r -> new ServiceUnavailableException(extractBody(r)))
      .whenStatus(401, r -> {
        final String body = extractBody(r);
        return body.contains("invalid_token") ? new InvalidTokenException() : new UnauthorizedException(body,401);
      })
      .whenStatus(403, r -> new ForbiddenException(extractBody(r)))
      .whenStatus(500, r -> new InternalServerErrorException(extractBody(r)))
      .whenStatus(502, r -> new BadGatewayException(extractBody(r)))
      .whenStatus(503, r -> new ServiceUnavailableException(extractBody(r)))
      .whenStatus(504, r -> new GatewayTimeoutException(extractBody(r)))
      .whenStatus(409, r -> {
        final ErrorResponse errorResponse = SphereJsonUtils.readObject(r.getResponseBody(), ErrorResponse.typeReference());
        return new ConcurrentModificationException(errorResponse);
      })
      .whenStatus(413, r -> new RequestEntityTooLargeException())
      .whenStatus(400, r -> {
        final String body = extractBody(r);
        if (body.contains("invalid_scope")) {
          return new InvalidTokenException();
        }
        final ErrorResponse errorResponse = SphereJsonUtils.readObject(r.getResponseBody(), ErrorResponse.typeReference());
        return new ErrorResponseException(errorResponse);
      })
      .whenStatus(404, r -> new NotFoundException())
      //default
      .when(response -> true, r -> new SphereException("Can't parse backend response."));
  return exceptionFactory;
}

public static ExceptionFactory of() {
  final ExceptionFactory exceptionFactory = new ExceptionFactory()
      .when(r -> isServiceNotAvailable(r), r -> new ServiceUnavailableException(extractBody(r)))
      .whenStatus(401, r -> {
        final String body = extractBody(r);
        return body.contains("invalid_token") ? new InvalidTokenException() : new UnauthorizedException(body,401);
      })
      .whenStatus(403, r -> new ForbiddenException(extractBody(r)))
      .whenStatus(500, r -> new InternalServerErrorException(extractBody(r)))
      .whenStatus(502, r -> new BadGatewayException(extractBody(r)))
      .whenStatus(503, r -> new ServiceUnavailableException(extractBody(r)))
      .whenStatus(504, r -> new GatewayTimeoutException(extractBody(r)))
      .whenStatus(409, r -> {
        final ErrorResponse errorResponse = SphereJsonUtils.readObject(r.getResponseBody(), ErrorResponse.typeReference());
        return new ConcurrentModificationException(errorResponse);
      })
      .whenStatus(413, r -> new RequestEntityTooLargeException())
      .whenStatus(400, r -> {
        final String body = extractBody(r);
        if (body.contains("invalid_scope")) {
          return new InvalidTokenException();
        }
        final ErrorResponse errorResponse = SphereJsonUtils.readObject(r.getResponseBody(), ErrorResponse.typeReference());
        return new ErrorResponseException(errorResponse);
      })
      .whenStatus(404, r -> new NotFoundException())
      //default
      .when(response -> true, r -> new SphereException("Can't parse backend response."));
  return exceptionFactory;
}

public static ExceptionFactory of() {
  final ExceptionFactory exceptionFactory = new ExceptionFactory()
      .when(r -> isServiceNotAvailable(r), r -> new ServiceUnavailableException(extractBody(r)))
      .whenStatus(401, r -> {
        final String body = extractBody(r);
        return body.contains("invalid_token") ? new InvalidTokenException() : new UnauthorizedException(body);
      })
      .whenStatus(500, r -> new InternalServerErrorException(extractBody(r)))
      .whenStatus(502, r -> new BadGatewayException(extractBody(r)))
      .whenStatus(503, r -> new ServiceUnavailableException(extractBody(r)))
      .whenStatus(504, r -> new GatewayTimeoutException(extractBody(r)))
      .whenStatus(409, r -> new ConcurrentModificationException())
      .whenStatus(413, r -> new RequestEntityTooLargeException())
      .whenStatus(400, r -> {
        final ErrorResponse errorResponse = SphereJsonUtils.readObject(r.getResponseBody(), ErrorResponse.typeReference());
        return new ErrorResponseException(errorResponse);
      }
      )
      .whenStatus(404, r -> new NotFoundException())
      //default
      .when(response -> true, r -> new SphereException("Can't parse backend response."));
  return exceptionFactory;
}