Table of Contents

Class TopicUnsubscribeReason

Namespace
PushTechnology.ClientInterface.Client.Features
Assembly
Diffusion.Client.dll

The reason for an unsubscription.

public class TopicUnsubscribeReason : ByteCodeEnum<TopicUnsubscribeReason>
Inheritance
TopicUnsubscribeReason
Inherited Members

Fields

AUTHORIZATION

The unsubscription occurred because the session is no longer authorized to access the topic.

public static readonly TopicUnsubscribeReason AUTHORIZATION

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason when the session is no longer authorized to access the topic.

BACK_PRESSURE

The server has a significant backlog of messages for the session, and the topic specification has the Conflation property set to "unsubscribe".

public static readonly TopicUnsubscribeReason BACK_PRESSURE

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason due to a backlog of messages.

Remarks

The session can resubscribe to the topic. The unsubscription is not persisted to the cluster. If the session fails over to a different server it will be resubscribed to the topic.

Added in version 6.1.

BRANCH_MAPPINGS

The unsubscription occurred because branch mapping rules changed. ISessionTrees

public static readonly TopicUnsubscribeReason BRANCH_MAPPINGS

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason due to branch mapping rules having changed.

Remarks

Since 6.7

CONTROL

Unsubscribed by controller.

public static readonly TopicUnsubscribeReason CONTROL

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason due to unsubscription by the controller.

REMOVAL

Topic removed.

public static readonly TopicUnsubscribeReason REMOVAL

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason due to topic removal.

REQUESTED

Unsubscribed by client.

public static readonly TopicUnsubscribeReason REQUESTED

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason due to unsubscription by the client.

STREAM_CHANGE

A fallback stream has been unsubscribed due to the addition of a stream that selects the topic.

public static readonly TopicUnsubscribeReason STREAM_CHANGE

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason due to stream change.

Remarks

Since 5.9

SUBSCRIPTION_REFRESH

The server has re-subscribed this session to the topic. Existing streams are unsubscribed because the topic type and other attributes may have changed.

public static readonly TopicUnsubscribeReason SUBSCRIPTION_REFRESH

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason when the server has re-subscribed a session to the topic.

Remarks

This can happen if a set of servers is configured to use session replication, and a session connected to one server reconnects ("fails over") to a different server.

Since 5.9

UNKNOWN

A reason that is unsupported by the session.

public static readonly TopicUnsubscribeReason UNKNOWN

Field Value

TopicUnsubscribeReason

The topic unsubscribe reason for a reason that is unsupported by the session.

Remarks

Added in version 6.1.