Java commons cli with options for a list of possible values

• Java

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$java -jar Mumu.jar -a foo
OK
$java -jar Mumu.jar -a bar
OK
$java -jar Mumu.jar -a foobar
foobar is not a valid value for -a

Solution

Since commons cli is not directly supported, the simplest solution may be to check the value of the option when getting the option

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