PaginationUtil.java

public final class PaginationUtil {
    private PaginationUtil(){}    
    public static <T> Page<T> paginateList(final Pageable pageable, List<T> list) {
        int first = Math.min(new Long(pageable.getOffset()).intValue(), list.size());;
        int last = Math.min(first + pageable.getPageSize(), list.size());
        return new PageImpl<>(list.subList(first, last), pageable, list.size());
    }
}