Just to clarify: Your URL Fetch request for a given image on your server fails after 6 seconds even though you've configured the deadline to be the maximum 10 seconds, and you've tried serving the image from another App Engine servlet as well and saw the same issue. Is this right?
Can you send me the image URL that you are trying to fetch? - Jason On Fri, Oct 30, 2009 at 2:11 AM, nicanor.babula <[email protected]>wrote: > > First of all, thanks for your answer. > I think further information is needed for you to understand my > problem. The server which encounters this problem, practically takes > as input some template pseudo-code, that contains references to images > (like html <img src="img url"/>), and generates some output based on > that. In order to generate the output data, it has to download (via > java.net.HTTPConnection) the images from the various urls and > transform them. The problem is that already the first attempt to > download an image times out under 10 secs, although I did > setConnectTimeout(10000). > > On Oct 29, 9:51 pm, "Jason (Google)" <[email protected]> wrote: > > Is the server on which your JPEG is hosted especially slow? > > The server where the JPEGs are hosted is not slow. In fact, as I > mentioned above, I tried serving the images with an google app engine > servlet, but the error still remains. I supposed than, that the issue > is not on the server that serves the images. > > > Note that the > > default timeout limit for URL Fetch requests is 5 seconds. You can > increase > > this up to 10 by passing 10000 (ms) into setConnectTimeout(). > Already did that, but the browser's ends after 6 seconds. > > > > Also keep in mind that your image will have to be smaller than 1 MB if > > you're planning to use it with the Images service or store it in the > > datastore. > > As I already mentioned, that is not a problem, as I tried retrieving > the images from an application engine servlet. > Besides, I am very aware about the limits specified in the docs. > > > > > - Jason > > > > On Wed, Oct 28, 2009 at 8:37 AM, nicanor.babula < > [email protected]>wrote: > > > > > > > > > Hello everyone, > > > > > I have somewhere on the net a servlet that serves jpeg images. In > > > order to verify that it works I made a html page with: > > > <img src="http://myurl/servlet?id=123"; /> > > > and the image is displayed well. > > > > > Now, I am trying to create an GAE image object from the data arriving > > > from that servlet. How can I do? > > > So far I tried this code*[1], with a lot of variations, and I keep > > > getting timeouts and "The API call urlfetch.Fetch() took too long to > > > respond and was cancelled." error message in my application's logs. > > > > > Locally, in the development server, it works. > > > > > I also tried storing this images in the datastore and serving them > > > directly from GAE. > > > Example of image url:http://almaoffice0.appspot.com/GetImage?id=24001 > > > > > Any ideas? > > > > > *[1]: the code: > > > > > ImagesService imagesService = > > > ImagesServiceFactory.getImagesService(); > > > try { > > > URL url = new URL(stringUrl); > > > HttpURLConnection connection = (HttpURLConnection) > > > url.openConnection(); > > > connection.setRequestMethod("GET"); > > > connection.setReadTimeout(0); > > > connection.setRequestProperty("ContentType", "image/ > > > jpeg"); > > > connection.setDoInput(true); > > > > > if(connection.getResponseCode() == > > > HttpURLConnection.HTTP_OK){ > > > InputStream in = connection.getInputStream(); > > > byte[] imgData = new byte[in.available()]; > > > in.read(imgData); > > > Image oldImg = ImagesServiceFactory.makeImage > > > (imgData); > > > Transform resize = ImagesServiceFactory.makeResize > > > (oldImg.getWidth(), oldImg.getHeight()); > > > // I do an useless transformation, in order to force > > > the conversion to jpeg > > > return imagesService.applyTransform(resize, oldImg, > > > ImagesService.OutputEncoding.JPEG); > > > } else { > > > throw new Exception("cannot retrieve image @ " + > > > stringUrl); > > > } > > > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en -~----------~----~----~----~------~----~------~--~---
