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Grafana
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The GrafanaDataService type exposes the following members.
Methods
| Name | Description | |
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Annotations | Queries openHistorian for annotations in a time-range (e.g., Alarms). |
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CreateObjRef | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. (Inherited from MarshalByRefObject) |
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Dispose |
Releases all the resources used by the Adapter.
(Inherited from Adapter) |
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Dispose(Boolean) |
Releases the unmanaged resources used by the GrafanaDataService object and optionally releases the managed resources.
(Overrides SelfHostingServiceDispose(Boolean)) |
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Equals | Determines whether the specified object is equal to the current object. (Inherited from Object) |
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Finalize |
Releases the unmanaged resources before the Adapter is reclaimed by GC.
(Inherited from Adapter) |
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GetAlarms | Queries openPDC Alarms as a Grafana alarm data source. |
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GetAlarmState | Queries openPDC alarm states as a Grafana data source. |
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GetDeviceAlarms | Queries openHistorian Device alarm states. |
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GetDeviceGroups | Queries openHistorian Device Groups. |
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GetFlashPolicy |
Gets policy stream for Flash applications.
(Inherited from SelfHostingService) |
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GetHashCode | Serves as the default hash function. (Inherited from Object) |
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GetLifetimeService | Retrieves the current lifetime service object that controls the lifetime policy for this instance. (Inherited from MarshalByRefObject) |
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GetLocationData | Queries openHistorian location data for Grafana offsetting duplicate coordinates using a radial distribution. |
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GetMetadata | Queries openHistorian as a Grafana Metadata source. |
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GetServiceAddress |
Gets an address where the ServiceHost will host the service.
(Inherited from SelfHostingService) |
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GetSilverlightPolicy |
Gets policy stream for Silverlight applications.
(Inherited from SelfHostingService) |
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GetType | Gets the Type of the current instance. (Inherited from Object) |
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GetUnusedPort |
Get an unused port number.
(Inherited from SelfHostingService) |
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Initialize |
Initializes the web service.
(Overrides SelfHostingServiceInitialize) |
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InitializeLifetimeService | Obtains a lifetime service object to control the lifetime policy for this instance. (Inherited from MarshalByRefObject) |
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InitializeServiceHost |
Initializes the ServiceHost.
(Inherited from SelfHostingService) |
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LoadSettings |
Loads saved web service settings from the config file if the PersistSettings property is set to true.
(Inherited from DataService) |
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MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object) |
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MemberwiseClone(Boolean) | Creates a shallow copy of the current MarshalByRefObject object. (Inherited from MarshalByRefObject) |
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OnDisposed |
Raises the Disposed event.
(Inherited from Adapter) |
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OnExecutionException |
Raises the ExecutionException event.
(Inherited from Adapter) |
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OnServiceHostCreated |
Raises the ServiceHostCreated event.
(Inherited from DataService) |
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OnServiceHostStarted |
Raises the ServiceHostStarted event.
(Inherited from SelfHostingService) |
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OnServiceProcessException |
Raises the ServiceProcessException event.
(Inherited from SelfHostingService) |
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OnStatusUpdate |
Raises the StatusUpdate event.
(Inherited from Adapter) |
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Query | Queries openHistorian as a Grafana data source. |
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SaveSettings |
Saves web service settings to the config file if the PersistSettings property is set to true.
(Inherited from DataService) |
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Search | Search openHistorian for a target. |
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SearchFields | Search data source for a list of columns from a specific table. |
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SearchFilters | Search data source for a list of tables. |
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SearchOrderBys | Search data source for a list of columns from a specific table. |
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TagKeys | Requests available tag keys. |
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TagValues | Requests available tag values. |
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TestDataSource | Validates that openHistorian Grafana data source is responding as expected. |
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ToString | Returns a string that represents the current object. (Inherited from Object) |
See Also