- Running tasks concurrently on multiple threads
- startActivity (Activity)
- getSystemService (Context)
- findViewById (Activity)
- Point (java.awt)
A point representing a location in (x,y) coordinate space, specified in integer
precision.
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- Queue (java.util)
A collection designed for holding elements prior to processing. Besides basic
java.util.Collection o
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
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