Finding your location when using Internet in android

I have implemented location identification using GPS in android in my application but now if G开发者_如何转开发PS is not available or disabed then how to identify location when internet is enabled in device. Whether using google API or triangulation or some thing else. Thank You.

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Have you read over this official documentation yet?

http://developer.android.com/guide/topics/location/obtaining-user-location.html

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Android will do it automatically.