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Difference between revisions of "Live Value Server (Plugin)"


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{{UBIK}} Live Value Server Plugins can be injected to {{UBIK}} by using the [[Injection Management]]. {{Version/ServerSince|2.5.0}}
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{{UBIK}} Live Value Server Plugins can be injected to {{UBIK}} by using the [[Injection Management]].
  
 
== Provided Live Value Server ==
 
== Provided Live Value Server ==

Revision as of 11:27, 3 August 2016

UBIK® Live Value Server Plugins can be injected to UBIK® by using the Injection Management.

Provided Live Value Server

Name Since Version Comment
OPCLiveValueServer 2.5 Provided access to live values provided on a OPC UA Server

Implementation

The plugin must implement the UBIK.Injection.IUBIKLiveValueServer interface and has to be registered for MEF composition by defining the export contract via attributes.

namespace UBIK.Injection
{
    public interface IUBIKLiveValueServer
    {
        /// <summary>
        /// Initializes the opc live value server.
        /// </summary>
        /// <param name="environment">The environment.</param>
        void InitLiveValueServer(UBIKEnvironment environment);

        /// <summary>
        /// Starts the live value server and starts to read data from the 3rd party system
        /// </summary>
        void Startup();
       
        /// <summary>
        /// Stops the live value server.
        /// </summary>
        void Shutdown();
       
        /// <summary>
        /// Tries the get a live value specified by the given data point id.
        /// </summary>
        /// <param name="dataPointID">The data point identifier.</param>
        /// <param name="ILiveValueInformation">The i live value information.</param>
        /// <returns>true as a configured live value was found, false otherwise</returns>
        bool TryGetLiveValue(Guid dataPointID, out ILiveValueInformation value);
       
        /// <summary>
        /// Gets status information of the current live value server
        /// </summary>
        /// <returns>status information</returns>
        ILiveValueServerStatus GetStatus();
    }
}



Example

    [Export(typeof(UBIK.Injection.IUbikPlugin))]
    [ExportMetadata("ID", "4AD25939-C2F3-4E25-88F8-D1143E3D566B")]
    [ExportMetadata("Type", typeof(OPCLiveValueServer))]
    [ExportMetadata("Name", "OPCLiveValueServer")]
    [ExportMetadata("Description", "OPCUA Live Value Server")]
    [ExportMetadata("Version", 1)]
    [ExportMetadata("Company", "Augmensys GmbH")]
    [ExportMetadata("Copyright", "2015, Augmensys GmbH")]
    [ExportMetadata("MinimumKernelVersion", "2.5.0.0")]
    [ExportMetadata("TargetApplication", TargetApplication.UBIK_WebService)]
    public class OPCLiveValueServer : IUBIKLiveValueServer, UBIK.Injection.IUbikPlugin
    {
       ....
    }

See also