How will you determine whether to integrate the Paging 3 library instead of the old solution?

I determine whether to integrate Paging 3 based on the following factors:

• Data volume: Paging 3 is most effective when working with large data sets (lists, feeds), where data needs to be loaded as the user scrolls. For small static lists, the old solution might be simpler.
• UI responsiveness requirements: Paging 3 provides smooth scrolling through asynchronous loading and intelligent cache management, minimizing main thread blocking.
• Data source: Paging 3 easily integrates with various data sources (Room, network requests, other local sources). If the existing solution already works well with a specific source and rewriting it is difficult, Paging 3 might not be the best choice.
• State management complexity: Paging 3 offers convenient mechanisms for managing states (loading, error, empty), simplifying the display of these states in the UI.
• Outdated code: If the current pagination implementation is outdated, contains a lot of boilerplate, or has performance/stability issues, Paging 3 can significantly simplify and improve the code.
• Integration time: The time required to learn, integrate Paging 3, and adapt existing code is evaluated against maintaining or refining the current solution.

Advantages of Paging 3:

• Reduces boilerplate
• Automatic handling of loading and error states
• Smooth scrolling and efficient memory management
• Support for various data sources
• Tight integration with Kotlin Coroutines and Flow (or RxJava)

Disadvantages of Paging 3 (relative to the solution):

• Learning curve (for those unfamiliar with the library)
• May be excessive for simple cases
• Requires adaptation of existing architecture for optimal use

I weigh these factors. If the advantages of Paging 3 solve current problems or provide significant improvements compared to the costs of integration, a decision is made in favor of Paging 3. If the current solution works well and its support does not cause problems, and the data volume is relatively small, switching to Paging 3 may be unjustified.