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Type: Posts; User: Alessandro Carioni

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  1. 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.
  2. 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.
    ...
  3. 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.
  4. 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?
  5. 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...
  6. 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...
  7. 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,...
  8. 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...
  9. 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....
  10. 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,...
  11. 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...
  12. 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.
  13. 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...
  14. Sticky: Yes, the instructions are still valid.

    Yes, the instructions are still valid.
  15. 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. ...
  16. 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.
  17. Hi, The client issues multiple create_session...

    Hi,

    The client issues multiple create_session requests because the server doesn’t send a response to the client. You can reduce the number of issued requests increasing the timeout interval the...
  18. Hi, You are using a client version not...

    Hi,

    You are using a client version not supported by your server.
    Please, check the changelog (https://www.lightstreamer.com/repo/maven/com/lightstreamer/ls-android-client/4.0.9/CHANGELOG.HTML)...
  19. Hi, The client cannot connect because you are...

    Hi,

    The client cannot connect because you are using a Java SE client. You should instead use a version specific to Android.
    According to the server version, you have two possibilities:

    1) If...
  20. Hi, Which Lightstreamer server and Android...

    Hi,

    Which Lightstreamer server and Android platform versions are you using?

    Further attach a copy of the server log and of the client log.

    The client logger is enabled putting the following...
  21. Hi, You should also include the classes...

    Hi,

    You should also include the classes ConsoleAppender and LogMessages.
    For example, if you use AMD, the complete code is:

    require(["LightstreamerClient", "SimpleLoggerProvider",...
  22. Hi rvkvino, The problem you have is very...

    Hi rvkvino,

    The problem you have is very similar to the problem reported in this thread, where we asked you to collect both client and server logs highlighting the issue.

    Can you now provide us...
  23. You have basically three way to use a Maven...

    You have basically three way to use a Maven project.

    1) You can import the Maven project into your IDE.

    2) You can download the dependencies and store them where you have the other libraries of...
  24. We have released the version 3.1.7 of Android...

    We have released the version 3.1.7 of Android client.
    The new library contains the static method LightstreamerClient.setTrustManagerFactory, which can be used to set a global trust manager factory...
  25. We have decided to extend the client interface to...

    We have decided to extend the client interface to support this use case.
    The patch will be available in the next few days.
    Which client version are you using?
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