Show Details on a Map by Selecting the Current Location
Create a client for the Places API.
Obtain authorization to use a specific location.
Include a map.
Get the Android device's location and position the map on it.
Obtain the current location.
Save the current state of the map.
Re-center the map and display your present location, which will be marked with a blue dot, by clicking the blue-and-white target symbol near the bottom-right corner of the map. A context menu will appear when you right-click the blue dot on the map.
How to Find Your Location in Android
Permissions for receiving location updates should be specified in the manifest file.
As a reference to the location service, create a LocationManager object.
LocationManager can be contacted to request a location.
When your location changes, LocationListener will send you an update.
If you have an Android device or wish to share your real-time position with someone who does, Google Maps allows you to do so on a temporary or continuous basis.
Share a personalized message with your friends.