- Making http requests using okhttp
- getContentResolver (Context)
- runOnUiThread (Activity)
- getResourceAsStream (ClassLoader)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Handler (java.util.logging)
A Handler object accepts a logging request and exports the desired messages to a
target, for example
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
- Project (org.apache.tools.ant)
Central representation of an Ant project. This class defines an Ant project with
all of its targets,
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