- Making http requests using okhttp
- scheduleAtFixedRate (Timer)
- setRequestProperty (URLConnection)
- getExternalFilesDir (Context)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- BigDecimal (java.math)
An immutable arbitrary-precision signed decimal.A value is represented by an
arbitrary-precision "un
- Date (java.sql)
A class which can consume and produce dates in SQL Date format. Dates are
represented in SQL as yyyy
- JarFile (java.util.jar)
JarFile is used to read jar entries and their associated data from jar files.
- LogFactory (org.apache.commons.logging)
Factory for creating Log instances, with discovery and configuration features
similar to that employ
- JLabel (javax.swing)
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