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How to sort MergeCursor?

开发者 https://www.devze.com 2023-02-26 19:27 出处:网络
The task is to combine data from 2 different tables with similar columns, sorted开发者_JS百科 by one column .

The task is to combine data from 2 different tables with similar columns, sorted开发者_JS百科 by one column . Seems like MergeCursor might help, but have no idea how to sort items.

The only solutions I see now is converting manually to ArrayAdapter, or do sneaky JOINs (not sure yet its possible)

Thanks.


MergeCursor does not offer sorting.

The only solutions I see now is converting manually to ArrayAdapter, or do sneaky JOINs (not sure yet its possible)

I have no idea what the latter is. If you want to stick with the Cursor interface, you can build yourself a MatrixCursor. Or, you can try to create your own CursorWrapper that maintains the sort order and rewrites all position-related calls.

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