- Running tasks concurrently on multiple threads
- getExternalFilesDir (Context)
- getSystemService (Context)
- getSharedPreferences (Context)
- BufferedInputStream (java.io)
A BufferedInputStream adds functionality to another input stream-namely, the
ability to buffer the i
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- ResultSet (java.sql)
An interface for an object which represents a database table entry, returned as
the result of the qu
- SimpleDateFormat (java.text)
Formats and parses dates in a locale-sensitive manner. Formatting turns a Date
into a String, and pa
- 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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