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- getResourceAsStream (ClassLoader)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- scheduleAtFixedRate (ScheduledExecutorService)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- JarFile (java.util.jar)
JarFile is used to read jar entries and their associated data from jar files.
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
- Component (java.awt)
A component is an object having a graphical representation that can be displayed
on the screen and t
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