Class KafkaGroupIdFilterAttribute

Can be placed on a subscribed method to filter the messages to be processed according to the group id that consumed them. This is used when having multiple consumer groups for the same topic running in the same process.

Inheritance
object
Attribute
MessageFilterAttribute
KafkaGroupIdFilterAttribute
Implements
Inherited Members
Namespace: Silverback.Messaging.Subscribers
Assembly: Silverback.Integration.Kafka.dll
Syntax
[AttributeUsage(AttributeTargets.Method, AllowMultiple = true, Inherited = false)]
public sealed class KafkaGroupIdFilterAttribute : MessageFilterAttribute, IMessageFilter

Constructors

KafkaGroupIdFilterAttribute(params string[])

Initializes a new instance of the KafkaGroupIdFilterAttribute class.

Declaration
public KafkaGroupIdFilterAttribute(params string[] groupId)
Parameters
Type Name Description
string[] groupId

The list of group id whose messages have to be processed.

Properties

GroupId

Gets the list of group id whose messages have to be processed.

Declaration
public string[] GroupId { get; }
Property Value
Type Description
string[]

Methods

MustProcess(object)

Returns a boolean value indicating whether the specified message must be processed by the subscribed method decorated with this attribute.

Declaration
public override bool MustProcess(object message)
Parameters
Type Name Description
object message

The message to be checked.
Returns
Type Description
bool

A boolean value indicating whether the message must be processed by the subscribed method.
Overrides

Implements