Subscriber device and subscription management that supports real-time communication

A real-time communication method for resource content, comprising:

• receiving from a subscriber device, by a resource content publishing device, identification information of the subscriber device and an event topic, wherein the identification information comprises path information defining a topic path for receiving a notification event related to the selected event topic;
• adding the identification information of the subscriber device and the selected event topic to an event topic subscription search table;
• obtaining by the resource content publishing device, the identification information of a subscriber device subscribing to an event topic related to new resource content, where the identification information is obtained from the event topic subscription search table, if new resource content is available;
• and
• sending, by the resource content publishing device, a notification event comprising the new resource content to the subscriber device according to the identification information of the subscriber device.

A computer program product to implement real-time communication for resource content, comprising:

• a computer readable storage medium having computer readable program code embodied therewith, the computer readable program code comprising:
• computer readable program code configured to receive, from a subscriber device, identification information of the subscriber device and an event topic, wherein the identification information comprises path information defining a topic path for receiving a notification event related to the selected event topic;
• computer readable program code configured to add the identification information of the subscriber device and the selected event topic to an event topic subscription search table;
• computer readable program code configured to obtain, by the resource content publishing device, the identification information of a subscriber device subscribing to an event topic related to new resource content, where the identification information is obtained from the event topic subscription search table, if new resource content is available;
• and
• computer readable program code configured to send, by the resource content publishing device, a notification event comprising the new resource content to the subscriber device according to the identification information of the subscriber device.

A method to implement an intermediate connected between a resource content publishing device and a subscriber device in a real-time communication for resource content, comprising:

• receiving, by the intermediate, identification information of a subscriber device from the subscriber device;
• receiving, by the intermediate, an event topic selected by the subscriber device based on an event topic list, wherein, the identification information comprises path information of a topic path created by the subscriber device for receiving a notification event related to the selected event topic;
• adding the identification information of the subscriber device and the selected event topic to an event topic subscription search table;
• obtaining based on the search table, the identification information of the subscriber device subscribing to an event topic related to the new resource content when new resource content is available;
• and
• sending a notification event including the event topic and the new resource content to the subscriber device.