poi 通过浏览器导出excel文件打不开

本机excel版本大于2007

maven引入jar包配置

<dependency><groupId>org.apache.poi</groupId><artifactId>poi-ooxml</artifactId><version>3.9</version><exclusions><exclusion><groupId>dom4j</groupId><artifactId>dom4j</artifactId></exclusion></exclusions>
</dependency>

代码controller层

MemberSchoolController.java

package com.ztesoft.zsmart.zcm.monitor.controller;import javax.servlet.http.HttpServletResponse;import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.*;import java.util.*;@RestController
@RequestMapping(value="/memberschool")
public class MemberSchoolController  {/*** @description:导出数据* @param:[schoolId, response]* @return:void* @date:2020/02/21* @author:tangyj* @remark:* */@RequestMapping(value = "/download/data/{schoolId}", method = RequestMethod.GET,consumes = "application/octet-stream",produces = MediaType.APPLICATION_OCTET_STREAM_VALUE)public void download(@PathVariable(value="schoolId",required = true)Long schoolId,HttpServletResponse response) throws Exception{//临时生成测试数据String fileName = "test7.xlsx";String headTitle = "test_title";int colunmNum = 10;List<String> headTitleList = new ArrayList<String>();for(int i=0;i<10; i++){headTitleList.add("first "+(i+1)+"xxx");}List<List<String>>  dataList = new ArrayList<List<String>>();for(int i=0;i<5; i++){List<String> datas = new ArrayList<>();for(int j=0;j<10; j++){datas.add("yyy "+(i+1)+"yyyy"+(j+1)+"yyy");}dataList.add(datas);}//1-创建一个HSSFWorkbookExcelObject excel = new ExcelObject("test_data");//2-写入头标题excel.createHeadTile(colunmNum,headTitle);//头标默认写在第一行//3-写入行标题excel.createRowTitle(headTitleList,1);//4-写入具体数据excel.createDataByRow(2,dataList);//因为没有行标题，所以从第二行开始//5-生成excel文件excel.buildExcelFile(fileName);//6-浏览器下载excelexcel.buildExcelDocument(fileName,response);}
}

逻辑层

ExcelObject.java

package com.ztesoft.zsmart.zcm.monitor.controller;import org.apache.poi.hssf.usermodel.*;
import org.apache.poi.ss.usermodel.HorizontalAlignment;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFFont;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.springframework.web.bind.annotation.GetMapping;import javax.servlet.http.HttpServletResponse;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.List;public class ExcelObject {//    private HSSFWorkbook workbook;//    private HSSFSheet sheet;private XSSFWorkbook workbook;private XSSFSheet sheet;public ExcelObject() {this.workbook = new XSSFWorkbook();this. sheet = this.workbook.createSheet("sheet1");}public ExcelObject(String sheetName) {this.workbook = new XSSFWorkbook();this. sheet = this.workbook.createSheet(sheetName);sheet.setDefaultRowHeight((short) (2 * 256)); //设置默认行高，表示2个字符的高度sheet.setDefaultColumnWidth(17);    //设置默认列宽，实际上回多出2个字符，不知道为什么}/*** @description:设置头标题格式* @param:[workbook, sheet]* @return:org.apache.poi.hssf.usermodel.HSSFCellStyle* @date:2020/02/21* @author:tangyj* @remark:* */private  XSSFCellStyle getHeadTitleStyle(){//设置为居中加粗XSSFCellStyle style = this.workbook.createCellStyle();XSSFFont font = this.workbook.createFont();font.setFontHeightInPoints((short)24);font.setBold(true);style.setAlignment( HorizontalAlignment.CENTER);style.setFont(font);style.setWrapText(true);//设置自动换行return style;}/*** @description:设置行标题格式* @param:[workbook, sheet]* @return:org.apache.poi.hssf.usermodel.HSSFCellStyle* @date:2020/02/21* @author:tangyj* @remark:* */private  XSSFCellStyle getRowTitleStyle(){//设置为居中加粗XSSFCellStyle style = this.workbook.createCellStyle();XSSFFont font = this.workbook.createFont();font.setFontHeightInPoints((short)12);font.setBold(true);style.setAlignment( HorizontalAlignment.CENTER);style.setFont(font);style.setWrapText(true);//设置自动换行return style;}/*** @description:设置普通单元格格式* @param:[workbook, sheet]* @return:org.apache.poi.hssf.usermodel.HSSFCellStyle* @date:2020/02/21* @author:tangyj* @remark:* */private  XSSFCellStyle getNormalCellTitleStyle(){//设置为居中加粗XSSFCellStyle style = this.workbook.createCellStyle();XSSFFont font = this.workbook.createFont();font.setFontHeightInPoints((short)12);style.setAlignment( HorizontalAlignment.CENTER);style.setFont(font);style.setWrapText(true);//设置自动换行return style;}/*** @description:1-写入头标题* @param:[workbook, sheet, column, headTitle]* @return:void* @date:2020/02/21* @author:tangyj* @remark:* */public  void createHeadTile(int column, String headTitle){//创建行(默认第一行)XSSFRow row = sheet.createRow(0);//合并单元格int lastColIndex = column > 0 ?  (column-1):0;sheet.addMergedRegion(new CellRangeAddress(0,0,0,lastColIndex));//单元格居中加粗格式XSSFCellStyle style = getHeadTitleStyle();//写入标题XSSFCell cell  = row.createCell(0);//获取当前行的第一列cell.setCellValue(headTitle);//写入数据cell.setCellStyle(style);//设置单元格格式}/*** @description:2-写入行标题* @param:[workbook, sheet, rowTitleList, firstRowIndex]* @return:void* @date:2020/02/21* @author:tangyj* @remark:* */public  void createRowTitle(List<String> rowTitleList,int firstRowIndex){//创建行XSSFRow row = sheet.createRow(firstRowIndex);//设置为居中加粗XSSFCellStyle style = getRowTitleStyle();XSSFCell cell;for(int i=0; i< rowTitleList.size(); i++){cell = row.createCell(i);//获取当前列cell.setCellValue(rowTitleList.get(i));//写入数据cell.setCellStyle(style);//设置单元格格式}}/*** @description:3-写入具体的单元格数据* @param:[firstRowIndex, lineDataList]* @return:void* @date:2020/02/21* @author:tangyj* @remark:* */public  void createDataByRow(int firstRowIndex,List<List<String>> lineDataList){//i代表行，j代表列XSSFCellStyle style = getNormalCellTitleStyle();for(int i=0; i< lineDataList.size(); i++){List<String> lineDatas = lineDataList.get(i);XSSFRow row = sheet.createRow(firstRowIndex + i);//行for(int j=0; j<lineDatas.size(); j ++){XSSFCell cell = row.createCell(j);//列cell.setCellValue(lineDatas.get(j));//写入数据cell.setCellStyle(style);//设置单元格格式}}}/*** @description:4-生成excel文件* @param:[filename, workbook]* @return:void* @date:2020/02/21* @author:tangyj* @remark:* */public void buildExcelFile(String filename) throws Exception{FileOutputStream fos = new FileOutputStream(filename);workbook.write(fos);fos.flush();fos.close();}/*** @description:5-浏览器下载excel* @param:[filename, workbook, response]* @return:void* @date:2020/02/21* @author:tangyj* @remark:* */public void buildExcelDocument(String filename,HttpServletResponse response) throws Exception{response.reset();response.setCharacterEncoding("utf-8");response.setContentType("application/force-download");
//        response.setContentType("application/vnd.ms-excel");
//        response.setContentType("application/vnd.ms-excel;charset=utf-8");
//        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");response.setContentType("application/application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=UTF-8");response.setHeader("Content-Disposition", "attachment;filename="+ URLEncoder.encode(filename, "utf-8"));response.setHeader("Pragma", "no-cache");response.setHeader("Cache-Control", "no-cache");response.setDateHeader("Expires", 0);OutputStream outputStream = response.getOutputStream();
//        response.setHeader("Content-Length", "10000");workbook.write(outputStream);outputStream.flush();outputStream.close();}}

请求

接口请求通过swagger

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