public void setWorlds(java.util.Collection<String> worlds) {
        if (worlds == null) {
            this.worlds = null;
            return;
        }

        this.worlds = new java.util.ArrayList<String>(worlds);
    }
<p>
A list of worlds.
</p>

@param worlds
       A list of worlds.
aws-java-sdk-robomaker/src/main/java/com/amazonaws/services/robomaker/model/WorldExportJobSummary.java