- Making http requests using okhttp
- requestLocationUpdates (LocationManager)
- runOnUiThread (Activity)
- getExternalFilesDir (Context)
- SocketException (java.net)
This SocketException may be thrown during socket creation or setting options,
and is the superclass
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- ZipFile (java.util.zip)
This class provides random read access to a zip file. You pay more to read the
zip file's central di
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- HttpServletRequest (javax.servlet.http)
Extends the javax.servlet.ServletRequest interface to provide request
information for HTTP servlets.
- Reference (javax.naming)
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