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Extensibility for web based diagram visualization

  • US 8,954,488 B2
  • Filed: 01/21/2009
  • Issued: 02/10/2015
  • Est. Priority Date: 01/21/2009
  • Status: Active Grant
First Claim
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1. A method to be executed at least in part in a computing device for extensible web based diagram visualization services, the method comprising:

  • in response to receiving a request for a diagram including references to external data sources, providing the request to an update engine for determination of supported data sources and custom data modules for retrieval from non-supported data sources implementing a predefined abstract class;

    receiving a custom data module identifier from the update engine;

    invoking the custom data module indicated by the identifier through the predefined abstract class;

    receiving one of data and exception from the custom data module;

    if data is received, forwarding the data to the update engine;

    if an exception is received from the custom data module, providing an exception message to the client application; and

    mediating presentation of the requested diagram at a client application by a rendering the diagram with updated attributes of elements received from supported and non-supported data sources that are polled at render time based on the forwarded data from the update engine.

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