public void setLists(java.util.Collection<AllowDenyList> lists) {
        if (lists == null) {
            this.lists = null;
            return;
        }

        this.lists = new java.util.ArrayList<AllowDenyList>(lists);
    }
<p>
The metadata of the specified list or all lists under the account.
</p>

@param lists
       The metadata of the specified list or all lists under the account.
aws-java-sdk-frauddetector/src/main/java/com/amazonaws/services/frauddetector/model/GetListsMetadataResult.java