- Finding current android device location
- getSharedPreferences (Context)
- getExternalFilesDir (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- ArrayList (java.util)
ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- Hashtable (java.util)
A plug-in replacement for JDK1.5 java.util.Hashtable. This version is based on
org.cliffc.high_scale
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Modifier (javassist)
The Modifier class provides static methods and constants to decode class and
member access modifiers
- ImageIO (javax.imageio)
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