how to show the my current location in the Google Map?

I want to show my current location in google map. it should be coming dynamically i.e. longitute and latitude should be set dynamically.

Like if now I am in New Delhi , and if I start my android application,my current location should be shown in New Delhi 开发者_JAVA百科and it should change if I travel to other cities.

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Get the current location What is the simplest and most robust way to get the user's current location on Android?

and pass that value to google map api.