- Running tasks concurrently on multiple threads
- getSharedPreferences (Context)
- getExternalFilesDir (Context)
- getResourceAsStream (ClassLoader)
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- Hashtable (java.util)
A plug-in replacement for JDK1.5 java.util.Hashtable. This version is based on
org.cliffc.high_scale
- PriorityQueue (java.util)
A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Graphics2D (java.awt)
This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
- ImageIO (javax.imageio)
- CodeWhisperer alternatives