how to implement google map5 feature in my application in android

I want to implement a google map5 feature in offline mode, in my application. Can anybody tell me how to implement开发者_Python百科 this?

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Google Maps 5.0 for Android offer new shiny functionnalities: offline caching and vector graphics.

But the Maps External library from the Google APIs Add On for Android doesn't yet offer those. They might be available one day but I never read that Google said anything on this subject.