- Running tasks concurrently on multiple threads
- scheduleAtFixedRate (ScheduledExecutorService)
- setRequestProperty (URLConnection)
- scheduleAtFixedRate (Timer)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- JarFile (java.util.jar)
JarFile is used to read jar entries and their associated data from jar files.
- ServletException (javax.servlet)
Defines a general exception a servlet can throw when it encounters difficulty.
- Rectangle (java.awt)
A Rectangle specifies an area in a coordinate space that is enclosed by the
Rectangle object's top-
- BasicDataSource (org.apache.commons.dbcp)
Basic implementation of javax.sql.DataSource that is configured via JavaBeans
properties. This is no
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