- Creating JSON documents from java classes using gson
- getSystemService (Context)
- getExternalFilesDir (Context)
- getSharedPreferences (Context)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
- Proxy (java.net)
This class represents proxy server settings. A created instance of Proxy stores
a type and an addres
- Comparator (java.util)
A Comparator is used to compare two objects to determine their ordering with
respect to each other.
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- TreeMap (java.util)
Walk the nodes of the tree left-to-right or right-to-left. Note that in
descending iterations, next
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- Github Copilot alternatives