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Type: Posts; User: darch

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  1. merge FeedSimulator and dataAdapter classes

    referring to StockList example
    When the dataProvider is a small class, (that uses a 3rd party library), is it better to merge it the 'FeedSender' with the DataProvider class, DataProvider runs as a...
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    How do you read any DynaGrid cell?

    in onVisualUpdate, you can do anything on the processed row, but I would like to read other rows, with their key

    it's possible and hacky to use the generated id's by LS, it might change also(i...
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    I'm trying various things to use the same...

    I'm trying various things to use the same subscriptions and inject those secondary events

    as it complains of missing key, or command, with command="UPDATE" I must be able to hide the new field,...
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    http://pastebin.com/wnyLXaux yes indeed I'm...

    http://pastebin.com/wnyLXaux

    yes indeed I'm seeing those "Missing mandatory parameter in command event for key null"
    that's why nothing received
    note here, I'm using a secondary "log"...
  5. thanks fine, normally when Unsubscribe is called,...

    thanks fine, normally when Unsubscribe is called, (it depends of a 3rd party network library) it stops more or less fast the new updates, so it maybe it could complains for some seconds, but not...
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    yes thanks, it's fixed, I think it was due to the...

    yes thanks, it's fixed, I think it was due to the snapshot parameter, I understand its goal now
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    Second level data adapter, in the same class as the primary

    like in the Portfolio example, I have a DynaGrid
    the adapter have events, at startup it pushes a full list of rows, at any time a new row can be added. This part is ok

    but I have other more tiny...
  8. DataAdapterProvider WARN Unexpected update for item "_45821347"

    I'm opening subscriptions (by javascript) at startup of my app (which follows the dotnet remote portfolio example)

    when unsubscribing to an item or closing brutally the browser tab it shows:


    ...
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    1 subscribe / client?

    It seems no more than 1 subscribe can be done inside a LightStreamerClient object

    I wanted to do a portfolio-like app, where you could independantly client.subscribe(account) to your...
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    thanks, i'm more using the dotnet remoted...

    thanks, i'm more using the dotnet remoted architecture
    so the basic metadataAdapter:


    <metadata_provider>
    ...
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    Usecase of MetadataAdapters

    from what i've seen, MetadataAdapters are used for receiving messages (sent by client's sendMessage) and managing the new session for a new subscription (acess, bandwidth,..)

    in my app, there can...
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    thx, I think I'll try to do it like you say,...

    thx, I think I'll try to do it like you say, though I'd have preferred Java ;)

    the c++ portfolio adapter seems close to what I need (a LS app that tracks tick prices and orders per client, with a...
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    I was using the c++ or c# remote architecture...

    I was using the c++ or c# remote architecture because my data feeder is a c++/c# dll API.
    This whole architecture seems rather complex, I'd be tempted to wrap the feed API in JNI code and use the...
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    thx Dario, I followed...

    thx Dario,

    I followed http://www.lightstreamer.com/docs/articles/DotNET-Data-Adapter_Tutorial_Colosseo/index.htm , sessions is really needed I'd need to get a sort of session_id to send...
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    change port for WebSocket and Ajax requests

    Hello

    I'd like to use Apache to serve html content, running on port 80
    Lightstreamer is running on 8080, so I'd llike to change javascript code to use another port than the webserver one,
    ...
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    bidirectional adapters?

    it's a general question
    I've seen in adapters we are able to send notifications to javascripts clients
    is it possible to do the other way, and send an information to the same adapter class (in Java...
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    is the adapter bidirectional?

    The adapter allows to send notifications with _listener.Update.
    Is there a way to listen for events?
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    StaticGrid updates: get old/new values

    when using this code, the event is raised after a cell update, but I don't know what were the values just before the update, info.getCellValue("foo") and info.getChangedFieldValue("foo") are the same...
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