- Running tasks concurrently on multiple threads
- getSharedPreferences (Context)
- getSystemService (Context)
- getSupportFragmentManager (FragmentActivity)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Reference (javax.naming)
- BoxLayout (javax.swing)
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