jpa Pageable

public static Pageable getPageable(Map<String, Object> params) {

    Pageable pageable = new Pageable() {
        @Override
        public int getPageNumber() {

            Integer pageNumber = 1;
            if (params.containsKey("page")){
                 pageNumber = MapUtils.getInteger(params, "page");
            }

            return pageNumber -1;
        }

        @Override
        public int getPageSize() {

            Integer pageSize = 20;
            if (params.containsKey("size")){
                pageSize = MapUtils.getInteger(params, "size");
            }

            return pageSize;
        }

        @Override
        public long getOffset() {
            return 0;
        }

        @Override
        public Sort getSort() {

            String sortStr = MapUtils.getString(params, "sort");

            Sort sort = Sort.unsorted();

            if (StringUtils.isNotBlank(sortStr)) {
                String[] split = sortStr.split(",");

                if (split.length == 1) {
                    sort = Sort.by(split[0]);
                } else if (split.length == 2) {
                    sort = Sort.by(Sort.Direction.fromString(split[1]), split[0]);
                }
            }
            return sort;
        }

        @Override
        public Pageable next() {
            return null;
        }

        @Override
        public Pageable previousOrFirst() {
            return null;
        }

        @Override
        public Pageable first() {
            return null;
        }

        @Override
        public boolean hasPrevious() {
            return false;
        }
    };

    return pageable;
}

标签：Sort,return,Pageable,jpa,split,Override,public
来源： https://www.cnblogs.com/yaoyao66123/p/13578901.html