It is a swing application with nice GUI called UnitConverter application.

Unit2
.....\build
.....\build.xml
.....\.....\built-jar.properties
.....\.....\classes
.....\.....\.......\UI$1.class
.....\.....\.......\UI$10.class
.....\.....\.......\UI$11.class
.....\.....\.......\UI$12.class
.....\.....\.......\UI$13.class
.....\.....\.......\UI$14.class
.....\.....\.......\UI$15.class
.....\.....\.......\UI$16.class
.....\.....\.......\UI$17.class
.....\.....\.......\UI$18.class
.....\.....\.......\UI$19.class
.....\.....\.......\UI$2.class
.....\.....\.......\UI$20.class
.....\.....\.......\UI$21.class
.....\.....\.......\UI$22.class
.....\.....\.......\UI$23.class
.....\.....\.......\UI$3.class
.....\.....\.......\UI$4.class
.....\.....\.......\UI$5.class
.....\.....\.......\UI$6.class
.....\.....\.......\UI$7.class
.....\.....\.......\UI$8.class
.....\.....\.......\UI$9.class
.....\.....\.......\UI$area.class
.....\.....\.......\UI$length.class
.....\.....\.......\UI.class
.....\.....\.......\unit2
.....\.....\empty
.....\.....\generated-sources
.....\.....\.................\ap-source-output
.....\manifest.mf
.....\nbproject
.....\.........\build-impl.xml
.....\.........\genfiles.properties
.....\.........\private
.....\.........\.......\private.properties
.....\.........\project.properties
.....\.........\project.xml
.....\src
.....\...\UI.form
.....\...\UI.java
.....\...\unit2

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