C# Class openHistorian.ExportDataHandler

Handles downloading of exported historian data.

Inheritance: IHostedHttpHandler

Public Methods

Method	Description
GetContentHash ( HttpRequestMessage request ) : long	Gets hash of response content based on any request parameters. Value is only used when IHostedHttpHandler.UseClientCache is `true`.
ProcessRequestAsync ( HttpRequestMessage request, HttpResponseMessage response, CancellationToken cancellationToken ) : Task	Enables processing of HTTP web requests by a custom handler that implements the IHostedHttpHandler interface.

Method	Description
CopyModelAsCsvToStreamAsync ( NameValueCollection requestParameters, Stream responseStream, CancellationToken cancellationToken ) : Task
ExportDataHandler ( ) : System
GetHeaders ( DataContext dataContext, IEnumerable pointIDs ) : string

Gets hash of response content based on any request parameters.

Value is only used when IHostedHttpHandler.UseClientCache is true.

public GetContentHash ( HttpRequestMessage request ) : long
request	System.Net.Http.HttpRequestMessage	HTTP request message.
return	long

Enables processing of HTTP web requests by a custom handler that implements the IHostedHttpHandler interface.

public ProcessRequestAsync ( HttpRequestMessage request, HttpResponseMessage response, CancellationToken cancellationToken ) : Task
request	System.Net.Http.HttpRequestMessage	HTTP request message.
response	System.Net.Http.HttpResponseMessage	HTTP response message.
cancellationToken	System.Threading.CancellationToken	Propagates notification from client that operations should be canceled.
return	Task