- Making http requests using okhttp
- scheduleAtFixedRate (ScheduledExecutorService)
- getSupportFragmentManager (FragmentActivity)
- notifyDataSetChanged (ArrayAdapter)
- HttpServer (com.sun.net.httpserver)
This class implements a simple HTTP server. A HttpServer is bound to an IP
address and port number a
- Socket (java.net)
Provides a client-side TCP socket.
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- SSLHandshakeException (javax.net.ssl)
The exception that is thrown when a handshake could not be completed
successfully.
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
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