The report directory contains all final reports in HTML format. By
default, the name of the report directory is JTreport. The name
may be selected via the -reportDir option to jtreg.
The work directory contains any files which are generated during a test run.
These include .class and .jtr
files. By default, the name of the work directory is JTwork. The
name may be selected via the -workDir option to
jtreg.