In an Android application, should I have one content provider per table or only one for the entire a

Posted by Andrew Dyer on Stack Overflow See other posts from Stack Overflow or by Andrew Dyer
Published on 2010-05-29T19:47:46Z Indexed on 2010/05/29 19:52 UTC
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I have years of experience with Microsoft .NET development (primarily C#) and have been working to come up to speed on Android and Java. So far, I've built a small application with a couple screens and a working content provider.

All of the examples I've seen for developing content providers typically work with a single table, so I got the impression that this was the convention.

I built a couple more content providers for other tables and ran into the "Unknown URI" IllegalArgumentException when I tried to test them. The exception is being thrown by one of my content providers, but not the one I was intending to call.

It appears that my application is using the first content provider in the AndroidManifest.xml file, which now has me wondering if I should only have a single content provider for the entire application.

Are there any best practices and/or examples for working with multiple tables in an Android application? Should I have one content provider per table or only one for the entire application? If the former, how do I resolve URIs to the proper provider? If the latter, how do I keep my content provider code from being polluted with switch statements?

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