HostedEventProvider Class
Represents a hosted event provider for a Notification ServicesApplication.
Espacio de nombres: Microsoft.SqlServer.Management.Nmo
Ensamblado: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)
Sintaxis
'Declaración
Public NotInheritable Class HostedEventProvider
Inherits NamedSmoObject
public sealed class HostedEventProvider : NamedSmoObject
public ref class HostedEventProvider sealed : public NamedSmoObject
public final class HostedEventProvider extends NamedSmoObject
public final class HostedEventProvider extends NamedSmoObject
Notas
Event providers collect event data and submit it to an event class. Each collected event is persisted as a single row in the event class table in the application database.
Hosted event providers are run by the Notification Services engine. Notification Services has three built-in hosted event providers. You can also use custom hosted event providers.
Hosted event providers are optional. If you do not use hosted event providers, you can use non-hosted event providers or the event submission stored procedures.
For more information, see Definir proveedores de eventos.
Inheritance Hierarchy
System.Object
Microsoft.SqlServer.Management.Smo.SmoObjectBase
Microsoft.SqlServer.Management.Smo.SqlSmoObject
Microsoft.SqlServer.Management.Smo.NamedSmoObject
Microsoft.SqlServer.Management.Nmo.HostedEventProvider
Ejemplo
The following examples show how to define a hosted event provider:
// Define a hosted event provider
HostedEventProvider flightEventProvider =
new HostedEventProvider(myApplication, "FlightEP");
flightEventProvider.ClassName = "FileSystemWatcherProvider";
flightEventProvider.SystemName = notificationServicesHost;
// Define event provider arguments
HostedEventProviderArgument fileArg_Directory =
new HostedEventProviderArgument(
flightEventProvider, "WatchDirectory");
fileArg_Directory.Value = sampleDirectory + @"\Events";
flightEventProvider.HostedEventProviderArguments.Add(
fileArg_Directory);
HostedEventProviderArgument fileArg_Schema =
new HostedEventProviderArgument(
flightEventProvider, "SchemaFile");
fileArg_Schema.Value = sampleDirectory +
@"\AppDefinition\EventsSchema.xsd";
flightEventProvider.HostedEventProviderArguments.Add(
fileArg_Schema);
HostedEventProviderArgument fileArg_EventClass =
new HostedEventProviderArgument(flightEventProvider,
"EventClassName");
fileArg_EventClass.Value = "FlightEvents";
flightEventProvider.HostedEventProviderArguments.Add(
fileArg_EventClass);
myApplication.HostedEventProviders.Add(flightEventProvider);
' Define a hosted event provider
Dim flightEventProvider As HostedEventProvider = _
New HostedEventProvider(myApplication, "FlightEP")
flightEventProvider.ClassName = "FileSystemWatcherProvider"
flightEventProvider.SystemName = notificationServicesHost
' Define event provider arguments
Dim fileArg_Directory As HostedEventProviderArgument = _
New HostedEventProviderArgument(flightEventProvider, _
"WatchDirectory")
fileArg_Directory.Value = sampleDirectory + "\Events"
flightEventProvider.HostedEventProviderArguments.Add( _
fileArg_Directory)
Dim fileArg_Schema As HostedEventProviderArgument = _
New HostedEventProviderArgument(flightEventProvider, _
"SchemaFile")
fileArg_Schema.Value = sampleDirectory + _
"\AppDefinition\EventsSchema.xsd"
flightEventProvider.HostedEventProviderArguments.Add( _
fileArg_Schema)
Dim fileArg_EventClass As HostedEventProviderArgument = _
New HostedEventProviderArgument(flightEventProvider, _
"EventClassName")
fileArg_EventClass.Value = "FlightEvents"
flightEventProvider.HostedEventProviderArguments.Add( _
fileArg_EventClass)
myApplication.HostedEventProviders.Add(flightEventProvider)
Seguridad para subprocesos
Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Plataformas
Plataformas de desarrollo
Para obtener una lista de las plataformas compatibles, vea Requisitos de hardware y software para instalar SQL Server 2005.
Plataformas de destino
Para obtener una lista de las plataformas compatibles, vea Requisitos de hardware y software para instalar SQL Server 2005.
Vea también
Referencia
HostedEventProvider Members
Microsoft.SqlServer.Management.Nmo Namespace
Otros recursos
Definir proveedores de eventos alojados
HostedProvider Element (ADF)