public static XMLProperties getNonPersistedInstance() throws IOException {
        return new XMLProperties();
    }
Creates a new empty XMLProperties object. The object will only have an empty root element.

Note that an instance created by this constructor cannot be used to persist changes (as it is not backed by a file).

@throws IOException if an exception occurs initializing the properties
@return an XMLProperties instance that is empty
xmppserver/src/main/java/org/jivesoftware/util/XMLProperties.java