package com.thaiopensource.relaxng.pattern; class InconsistentDataDerivType extends DataDerivType { static private final InconsistentDataDerivType instance = new InconsistentDataDerivType(); static InconsistentDataDerivType getInstance() { return instance; } private InconsistentDataDerivType() { } DataDerivType combine(DataDerivType ddt) { return this; } DataDerivType copy() { return this; } }