throw new UnsupportedOperationException("getPageSize() is not supported in this implementation");
        }

        @Override
        public String[] getExtraQueries() {
            throw new UnsupportedOperationException("getExtraQueries() is not supported in this implementation");
        }

        @Override
        public Object getAttribute(final String name) {

            return 0;
        }

        @Override
        public int getPageSize() {
            return pageSize;
        }

        @Override
        public String[] getExtraQueries() {
            return parent.getExtraQueries();
        }

        @Override
        public Object getAttribute(final String name) {
            return parent.getAttribute(name);
        }

        @Override