<code>ArgGroupSpec</code> objects.</div>
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<th class="colFirst" scope="row"><a href="CommandLine.Model.ArgSpec.html" title="class in picocli">CommandLine.Model.ArgSpec</a></th>
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<div class="block">Models the shared attributes of <a href="CommandLine.Model.OptionSpec.html" title="class in picocli"><code>CommandLine.Model.OptionSpec</code></a> and <a href="CommandLine.Model.PositionalParamSpec.html" title="class in picocli"><code>CommandLine.Model.Positional