How to use

getMessage

method

in

retrofit2.HttpException

public HttpException(Response<?> response) {
 super(getMessage(response));
 this.code = response.code();
 this.message = response.message();
 this.response = response;
}

public HttpException(Response<?> response) {
 super(getMessage(response));
 this.code = response.code();
 this.message = response.message();
 this.response = response;
}

@Override public void onError(Throwable e) {
  if (e instanceof HttpException) {
    HttpException httpException = (HttpException) e;
    String message = httpException.getMessage();
    onFailure(message);
  } else {
    onFailure(e.getMessage());
  }
  onFinish();
}

@Test public void When_Call_OnIllegalMock_If_Method_Return_Type_Is_Single_Then_Get_Error_Single()
  throws NoSuchMethodException, IOException {
 Method method = Providers.class.getDeclaredMethod("single");
 Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
 Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
   method, null, annotation, method.getGenericReturnType());
 Single single = (Single) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
 TestObserver<List<Mock>> subscriber = single.test();
 subscriber.awaitTerminalEvent();
 subscriber.assertNoValues();
 HttpException httpException = (HttpException) subscriber.errors().get(0);
 assertThat(httpException.getMessage(), is("HTTP 404 null"));
}

@Test public void When_Call_OnIllegalMock_If_Method_Return_Type_Is_Completable_Then_Get_Error_Completable()
  throws NoSuchMethodException, IOException {
 Method method = Providers.class.getDeclaredMethod("completable");
 Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
 Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
   method, null, annotation, method.getGenericReturnType());
 Completable completable = (Completable) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
 TestObserver<Void> subscriber = completable.test();
 subscriber.awaitTerminalEvent();
 subscriber.assertNotComplete();
 HttpException httpException = (HttpException) subscriber.errors().get(0);
 assertThat(httpException.getMessage(), is("HTTP 404 null"));
}

  HttpException httpException = (HttpException) e;
  ex = new ApiException(httpException, httpException.code());
  ex.message = httpException.getMessage();
} else if (e instanceof SocketTimeoutException) {
  ex = new ApiException(e, ERROR.TIMEOUT_ERROR);

  ex.message = httpException.getMessage();
  return ex;
} else if (e instanceof ServerException) {