- scheduleAtFixedRate (Timer)
Schedules the specified task for repeated fixed-rate execution, beginning after
the specified delay.
- getSharedPreferences (Context)
- Font (java.awt)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- Socket (java.net)
Provides a client-side TCP socket.
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Timestamp (java.sql)
A Java representation of the SQL TIMESTAMP type. It provides the capability of
representing the SQL
- CountDownLatch (java.util.concurrent)
A synchronization aid that allows one or more threads to wait until a set of
operations being perfor
- IsNull (org.hamcrest.core)
Is the value null?