Dynamic Object Subscription Management for Real-Time Messaging
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Solution Overview
Problem
In real-time messaging contexts, client devices face increased processing burdens and network traffic due to monitoring a large number of objects, with updates for uninteresting or hidden objects often going unnoticed, leading to inefficiencies in data transmission and user interaction.
Innovation Solution
A dynamic subscription-based model that adjusts object updates based on user interactions, where client devices generate subscription modification requests to subscribe or unsubscribe to objects based on visibility within the user interface, reducing network traffic by only transmitting updates for currently visible and relevant objects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If client devices monitor all objects in real-time messaging systems, then users receive complete update information, but network traffic and processing burden increase significantly
Solution Approach 1:
The system applies different update delivery mechanisms to different objects based on their visibility status. Visible objects receive real-time push notifications, while non-visible objects use pull-based updates only when they become visible. This local differentiation of update quality resolves the contradiction by providing complete information for visible objects while reducing network traffic for non-visible ones.
Solution Approach 2:
The system dynamically adjusts the update subscription state based on object visibility. When objects enter the visible portion of the interface, the system automatically subscribes to their updates; when they leave the visible portion, the system unsubscribes. This dynamic adaptation allows the system to maintain information completeness for visible objects while minimizing network traffic overall.
2Loss of information
If client devices monitor all objects in real-time messaging systems, then users receive complete update information, but processing burden on client devices increases
Solution Approach 1:
The system applies different processing requirements to different objects based on visibility. Visible objects maintain active subscriptions with real-time update processing, while non-visible objects are in a dormant state with minimal processing. This local quality differentiation reduces the overall processing burden while ensuring complete information availability for visible objects.
Solution Approach 2:
The system dynamically creates and destroys subscriptions based on visibility events. When objects become visible, subscriptions are created; when they become invisible, subscriptions are destroyed. This dynamic approach ensures that processing resources are allocated only when necessary, reducing the overall processing burden while maintaining information completeness for visible objects.
3Loss of information
If client devices transmit updates for all monitored objects, then users have access to all object data, but data transmission efficiency decreases
Solution Approach 1:
The system transmits updates with different priorities and frequencies based on object visibility. Visible objects receive immediate, high-priority push notifications, while non-visible objects have their updates deferred or batched. This local quality differentiation in transmission ensures data availability for visible objects while improving overall transmission efficiency.
4Reliability
If client devices maintain subscriptions for all objects, then real-time updates are available for all objects, but network resource utilization increases
Solution Approach 1:
The system dynamically manages subscription states based on visibility. Subscriptions are activated when objects become visible and deactivated when they leave the visible portion. This dynamic subscription management ensures real-time update availability for visible objects while minimizing network resource utilization overall by eliminating subscriptions for non-visible objects.
Data Source
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AI summary
Subscriptions for object updates to be transmitted to a client device may be dynamically managed based on the occurrence of one or more trigger events at the client device, which causes the client device to transmit subscription modification requests to a computing platform configured to dynamically maintain object subscription lists for each of one or more client devices based at least in part on subscription modification requests received from each of the one or more client devices, to determine whether subscribed objects for a particular client device are current at the client device, and to transmit updates of subscribed objects in real-time upon determining that the particular client device does not comprise current object data.