SqlDataSource.BeforeLoadProviderCustomAssembly Event
Occurs on an attempt to load a provider custom assembly (the FireBirdConnectionParameters.ClientLibrary property value) by the Firebird data provider for a specific SQL data source.
Namespace: DevExpress.DataAccess.Sql
Assembly: DevExpress.DataAccess.v25.1.dll
NuGet Package: DevExpress.DataAccess
Declaration
public event BeforeLoadProviderCustomAssemblyEventHandler BeforeLoadProviderCustomAssemblyEvent Data
The BeforeLoadProviderCustomAssembly event's data class is BeforeLoadProviderCustomAssemblyEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| AllowLoading | Specifies whether loading a Firebird provider custom assembly is allowed. |
| AssemblyPath | Specifies the path to the requested Firebird provider assembly. |
Remarks
Loading provider custom assemblies referenced by Firebird data sources is forbidden. The ProviderCustomAssemblyLoadingProhibitedException occurs on an unauthorized attempt to load a custom assembly as the FireBirdConnectionParameters.ClientLibrary parameter.
To permit loading a specific assembly, handle the BeforeLoadProviderCustomAssembly event (or the SqlDataSource.BeforeLoadProviderCustomAssemblyGlobal event) and specify the following properties of the BeforeLoadProviderCustomAssemblyEventArgs object:
- BeforeLoadProviderCustomAssemblyEventArgs.AllowLoading
- Specifies whether loading a Firebird provider custom assembly is allowed.
- BeforeLoadProviderCustomAssemblyEventArgs.AssemblyPath
- Specifies the path to the requested Firebird provider assembly.