- requestLocationUpdates (LocationManager)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- getSharedPreferences (Context)
- FileInputStream (java.io)
An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
- Date (java.sql)
A class which can consume and produce dates in SQL Date format. Dates are
represented in SQL as yyyy
- Time (java.sql)
Java representation of an SQL TIME value. Provides utilities to format and parse
the time's represen
- ArrayList (java.util)
Resizable-array implementation of the List interface.
- HashSet (java.util)
This class implements the Set interface, backed by a java.util.HashMap.
- HttpServlet (javax.servlet.http)
Provides an abstract class to be subclassed to create an HTTP servlet suitable
for a Web site. A sub