I wrote a very simple measurement unit conversion program, JCreator in jdk1.4.2 under compile.

MyConverter
...........\About$1.class
...........\About.class
...........\About.java
...........\MyConverter$1.class
...........\MyConverter$2.class
...........\MyConverter$3.class
...........\MyConverter$4.class
...........\MyConverter$5.class
...........\MyConverter$6.class
...........\MyConverter$7.class
...........\MyConverter.class
...........\MyConverter.java
...........\MyConverter.jcp
...........\MyConverter.jcw
...........\src_myconverter.txt

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