If you're just trying to extract the value of the parameter -Djetty.home, then this will work:

  /-Djetty\.home=(?:(:?"(.*?)")|(\S*))/;
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but with the caveat that the result (the value of the param) is in $+, not in $1.

jdporter
The 6th Rule of Perl Club is -- There is no Rule #6.