../info.picocli/picocli/CommandLine.AbstractHandler.html" title="class in picocli">CommandLine.AbstractHandler</a></dt>
<dd>
<div class="deprecationBlock"><span class="deprecatedLabel">Deprecated.</span></div>
<div class="block">Returns the exit code to use as the termination status, or <code>null</code> (the default) if the handler should
 not call <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/System.html?is-external=true#exit(int)" title="class or interface in java.lang" 