public String getSharedDocumentVersion() {
        return this.sharedDocumentVersion;
    }
<p>
(Optional) The version of the document to share. If it isn't specified, the system choose the
<code>Default</code> version to share.
</p>

@return (Optional) The version of the document to share. If it isn't specified, the system choose the
        <code>Default</code> version to share.
aws-java-sdk-ssm/src/main/java/com/amazonaws/services/simplesystemsmanagement/model/ModifyDocumentPermissionRequest.java