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.

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.