passing environment variable to a java class in command line

Try this command

export VARNAME='variable-value'

Then run your Java main class from the same command line.

Try giving following command,

java -DconfigDir=/etc/myconfig-config/ -cp test-tool.jar service.ScriptGenerator $clinic_count $client_files_count

Your command should be like

java  -cp test-tool.jar -DconfigDir=/etc/myconfig-config/ service.ScriptGenerator $clinic_count $client_files_count

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