registerModifiedProperty(propertyName);
    }

    public void mymodifyPropertyCancel(String propertyName) {
        __modifiedProperties.remove(propertyName);
    }

    public void clearModifiedInfo() {
        __modifiedProperties.clear();
    }

    public boolean hasModification() {
        return !__modifiedProperties.isEmpty();
    }

    protected EntityModifiedProperties newModifiedProperties() {