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Type: Posts; User: Alessandro Carioni

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  1. Replies
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    255

    Hello, The attached log doesn’t seem...

    Hello,


    The attached log doesn’t seem complete. Can you send the full log at support@lightstreamer.com?
  2. I’m not sure I understand correctly your...

    I’m not sure I understand correctly your question.
    Do you want to simulate the requests/responses traveling on the wire when a Lightstreamer client talks to a Lightstreamer server?
    If this is your...
  3. Lightstreamer Client Library is based on the TLCP...

    Lightstreamer Client Library is based on the TLCP application protocol, that uses HTTP and Websocket as transport protocols. Since TLCP is stateful, it is more difficult to mock a server based on it...
  4. Replies
    2
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    753

    Hello nimbusgb, What client version are you...

    Hello nimbusgb,

    What client version are you using?
    Can you provide a code snippet illustrating what triggers the error?
  5. Replies
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    1,404

    Hello, I don’t know how Graalvm works...

    Hello,


    I don’t know how Graalvm works exactly but the error seems to be caused by a problem during the dynamic class loading of the thread executor and http provider. Indeed Lightstreamer client...
  6. Hello, The client 1.2.6 is very old and it...

    Hello,

    The client 1.2.6 is very old and it hasn’t been supported for years.
    If possible, you should switch to a more recent version.
    Anyway, the reported error seems to suggest that the...
  7. Hello Anton, You are right. That check is too...

    Hello Anton,

    You are right. That check is too restrictive.
    We have already fixed it on Github and we’ll include the patch in the next release.
    Thank you for reporting the issue.
  8. For new developments we recommend to use the...

    For new developments we recommend to use the package lightstreamer-client-web because it contains a lot of improvements and bugfixes.
    The other package lightstreamer-client is for users who have to...
  9. Hello, Lightstreamer Web Client library is...

    Hello,

    Lightstreamer Web Client library is compatible with any version of Angular.
    You can download it from here.
  10. I’m sorry, but it is not possible to change the...

    I’m sorry, but it is not possible to change the items bound to a Subscription object while the subscription is active.
    You should unsubscribe from the old items and subscribes to the new ones.
  11. Hello, You should install the listener...

    Hello,

    You should install the listener onItemUpdate on your subscription object and then update, add or remove rows of your table component according to the values of the fields key and command.
    ...
  12. Hello, Lightstreamer widgets work best in...

    Hello,

    Lightstreamer widgets work best in straight Html pages.
    If you want to implement an Angular app, you should rely on Angular components only.
  13. Hello, Can you explain what the problem is...

    Hello,

    Can you explain what the problem is exactly?
    For example, if you try to embed the last code snippet in a straight Html page without Angular, does it work as expected?
  14. Hello, You should look at the Angular Demo...

    Hello,

    You should look at the Angular Demo and the Portfolio Demo. The first demo shows the integration between the Lightstreamer client and Angular, while the second demo shows an example of item...
  15. Hello Yana, Can you enable the client logger...

    Hello Yana,

    Can you enable the client logger and send the output to support@lightstreamer.com?

    You can enable the logger by adding the following lines to your application:

    var log = new...
  16. Hello, Callback errors are internally caught...

    Hello,

    Callback errors are internally caught and aren’t propagated up the calling stack, since the Lightstreamer library must be able to work even in presence of user-side anomalies. Further,...
  17. Replies
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    As far as I know, you should right-click on your...

    As far as I know, you should right-click on your Eclipse project, select Export>Runnable Jar file and then select your run configuration in the wizard mask. If everything is fine, in the Jar file the...
  18. Hello, Lightstreamer server specifically...

    Hello,

    Lightstreamer server specifically supports the so called long-polling mode for use-cases like yours. In this mode the connection is released as soon as the real-time notifications are sent....
  19. Hello, What versions of Lightstreamer client...

    Hello,

    What versions of Lightstreamer client library, Android and Chrome are you using?

    Can you send at support@lightstreamer.com the log produced by the client library?
    To enable the logger,...
  20. Hello, After having discussed your request and...

    Hello,

    After having discussed your request and similar ones, we have decided to improve the support for Typescript and other modern tools like Webpack and Rollup. We have also decided to open...
  21. Hello, Unfortunately the global version of the...

    Hello,

    Unfortunately the global version of the library is the only solution at the moment.
    The support for bundlers such as Webpack may improve in the future but I cannot say the exact date.
  22. Hello Paul, The listener...

    Hello Paul,

    The listener SubscriptionListener.onItemUpdate has an argument of type ItemUpdate, that you should access through the provided API. See in particular the methods getValue and...
  23. Sticky: Yes, the instructions are still valid.

    Yes, the instructions are still valid.
  24. Hello, The distribution doesn’t contain the...

    Hello,

    The distribution doesn’t contain the Java SE library because nowadays automatic dependency management systems as Maven, Gradle or Ant+Ivy are much better alternatives to manual management. ...
  25. Hello, Java SE Client library is available on...

    Hello,

    Java SE Client library is available on Lightstreamer public repository.
    For an example using Maven to resolve dependencies, refer to the Quickstart demo.
    More demos are available here.
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