@SuppressWarnings("unchecked")
protected Sheet createSheet() {
Sheet sheet = Sheet.createDefault();
Sheet.Set set = Sheet.createPropertiesSet();
BaseClass obj = getBaseClass();
try {
Property ObjectNameProp = new PropertySupport.Reflection<String>(obj, String.class, "toString", null);
Property ObjectTypeProp = new PropertySupport.Reflection<ObjectTypes>(obj, ObjectTypes.class, "getObjectType", null);
Property CreatedProp = new PropertySupport.Reflection<Date>(obj, Date.class, "getCreated", null);