Optparse

<dependency>
    <groupId>rubygems</groupId>
    <artifactId>optparse</artifactId>
    <version>0.2.0</version>
</dependency>

compile group: 'rubygems', name: 'optparse', version: '0.2.0'

compile 'rubygems:optparse:0.2.0'

libraryDependencies += "rubygems" % "optparse" % "0.2.0"

<dependency org="rubygems" name="optparse" rev="0.2.0"/>

@Grapes(
            @Grab(group='rubygems', module='optparse', version='0.2.0')
        )

[rubygems/optparse "0.2.0"]

'rubygems:optparse:jar:0.2.0'