java/android处理本地分页的工具类

/** * 分页加载索引器 * * @param index    注意这个过些从0开始 * @param pageSize * @return */public List<LoveMoreEntity> getPageData(int index, int pageSize) {    if (getloveMoreList().size() == 0 || getloveMoreList().size() <= pageSize) return null;    int nTotalPage = getloveMoreList().size() / pageSize;    int nRestNum = getloveMoreList().size() % pageSize;    if (index < nTotalPage) {        int max = -1;        if((index + 1) * pageSize >= getloveMoreList().size()){            max = getloveMoreList().size();        }else{            max = (index + 1) * pageSize;        }        return getloveMoreList().subList(index * pageSize, max);    } else if (index == nTotalPage) {        if (nRestNum == 0) {            return getloveMoreList().subList((index - 1) * pageSize, index * pageSize);        } else {            return getloveMoreList().subList(index * pageSize, index * pageSize + nRestNum);        }    } else {        System.out.println("输入页面索引非法，列表最大页数为：" + nTotalPage + "  输入的页面数为：" + index);        return null;    }}