网上查了半天也没有找到直接对List进行分页的,看了下PageInfo和Page的源码,还是自己整个简单的方法就行了。
/ * pagehelper手动分页 * @param currentPage 当前页 * @param pageSize * @param list * @param <T> * @return */ public static <T> PageInfo<T> getPageInfo(int currentPage, int pageSize, List<T> list) { int total = list.size(); if (total > pageSize) { int toIndex = pageSize * currentPage; if (toIndex > total) { toIndex = total; } list = list.subList(pageSize * (currentPage - 1), toIndex); } Page<T> page = new Page<>(currentPage, pageSize); page.addAll(list); page.setPages((total + pageSize - 1) / pageSize); page.setTotal(total); PageInfo<T> pageInfo = new PageInfo<>(page); return pageInfo; }
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