- Making http requests using okhttp
- getExternalFilesDir (Context)
- startActivity (Activity)
- onRequestPermissionsResult (Fragment)
- UnknownHostException (java.net)
Thrown when a hostname can not be resolved.
- NumberFormat (java.text)
The abstract base class for all number formats. This class provides the
interface for formatting and
- NoSuchElementException (java.util)
Thrown when trying to retrieve an element past the end of an Enumeration or
Iterator.
- UUID (java.util)
UUID is an immutable representation of a 128-bit universally unique identifier
(UUID). There are mul
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
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