P
paged topic
A topic whose data is formatted in lines and viewed as pages containing one or more lines.
The following types of topic are paged topics:
PNG
Portable Network Graphics
PNG
PNG
PNG
permission
A permission represents the right to perform an action on the Diffusion™ server or on data hosted by the Diffusion server.
Permissions can be global- or topic-scoped.
PID
Process ID
PID
PID
PID
ping
A query sent by a publisher,
client or by the Diffusion server to a connected component to check
that the connection exists and the latency of the connection.
The following
types of ping are available: - server ping
- A client pings the Diffusion server.
- client ping
- A publisher pings a specific client.
- system ping
- Diffusion pings all clients at a regular interval.
Portable Document Format
primary server
In a fan-out solution, the server from which updates are fanned out to replica servers.
In previous releases, this server was called the master server. This terminology in no longer used.
master server
principal
An identity that can be authenticated by the Diffusion server
or by a client.
A principal can be a user or client. After a principal has been authenticated, it can be assigned roles that enable it to access actions or resources.
protocol
A protocol defines the exact format of data passed between the Diffusion server and a client.
publisher
The component which publishes messages relating to one or more topics.
A server can host one or more publishers. Messages sent by clients on particular topics are routed to the Publisher that owns the topic. Publisher functionality is provided by users by writing a Java publisher class.
publishing topic
A topic where data is published and from which the data is distributed to subscribing clients.
The following types of topic are publishing topics:
- Single value
- Record
- Stateless
- Protocol buffer (Deprecated)
- Custom
push notification destination
An endpoint, described by either an APNS device token or a GCM registration ID, where push notifications are received.