package com.jiayou.peis.report.biz.utils;import org.apache.poi.ss.formula.functions.T;import java.util.ArrayList;
import java.util.List;public class SplitListUtil {/*** 拆分集合* @param resultList 原集合* @param count  指定的长度* @return resultLists 拆分后的集合*/public static List<List<String>> splitList(List<String> resultList, int count) {// 判断拆分的集合是否为空，或者拆分大小是否小于1，如果是，无法拆分if (resultList == null || count < 1) {return null;}List<List<String>> resultLists = new ArrayList<>();int size = resultList.size();// 判断集合是否大于拆分的长度，大于拆分，小于直接把原集合存入总集合if (size > count) {int pre = size / count;int last = size % count;//前面pre个集合，每个集合大小都是count个元素for (int i = 0; i < pre; i++) {List<String> itemList = new ArrayList<>();for (int j = 0; j < count; j++) {itemList.add(resultList.get(i * count + j));}resultLists.add(itemList);}// 处理剩余不足count大小的数据if (last > 0) {List<String> itemList = new ArrayList<>();for (int i = 0; i < last; i++) {itemList.add(resultList.get(pre * count + i));}resultLists.add(itemList);}} else {resultLists.add(resultList);}return resultLists;}}