java导出复杂excel

Java 导出复杂excel,多表格中有合并以及描述

实体类

package com.hs.report.entity.week;
import lombok.Builder;
import lombok.Data;
import java.io.Serializable;
@Data
@Builder
public class SnapshotReq<T> implements Serializable {private static final long serialVersionUID = 4403232919132430023L;private String type;private Integer offset;/***json字符串**/private T content;private Integer subNo;private Integer periodId;private String flowId;
}

Controller层

package com.hs.report.controller.week;
import com.hs.report.controller.BaseController;
import com.hs.report.entity.week.SnapshotReq;
import com.hs.report.enums.DeptType;
import com.hs.report.service.week.ExportExcelForGSService;
import com.hs.report.service.week.ExportExcelForOTCService;
import com.hs.report.service.week.ExportExcelForZTService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.List;
@Api(tags = "导出Excel模板")
@RestController
@RequestMapping("/investmentReport/week")
public class ExportWeekExcelController extends BaseController {private static String fileName = "交易类业务周报%s组";@Autowiredprivate ExportExcelForZTService exportExcelForZTService;@Autowiredprivate ExportExcelForGSService exportExcelForGSService;@Autowiredprivate ExportExcelForOTCService exportExcelForOTCService;@ApiOperation(value = "导出")@PostMapping("/export")public byte[] export(@RequestBody List<SnapshotReq> snapshots, HttpServletResponse response) throws IOException {if(CollectionUtils.isEmpty(snapshots)){return null;}SnapshotReq snapshotDO = snapshots.get(0);Integer periodId = getFlowPeriodId(snapshotDO.getFlowId());if(StringUtils.isNotEmpty(snapshotDO.getType())) {HSSFWorkbook wb = new HSSFWorkbook();switch (Integer.valueOf(snapshotDO.getType())) {//证投case 1:exportExcelForZTService.exportExcelForZT(wb, snapshots);break;//固收case 2:exportExcelForGSService.exportExcelForGS(wb,snapshots);break;//OTCcase 3:exportExcelForOTCService.exportExcelForOTC(wb,snapshots);break;}try {String exportFileName = String.format(fileName, DeptType.getByType(Integer.valueOf(snapshotDO.getType()))) + periodId;exportFileName = URLEncoder.encode(exportFileName, "UTF-8");response.setHeader("Content-Disposition", "attachment;Filename=" + exportFileName + ".xls");OutputStream outputStream = response.getOutputStream();wb.write(outputStream);outputStream.close();return wb.getBytes();} catch (Exception ex) {throw new IOException("导出Excel出现异常，异常信息：" + ex.getMessage());}}return null;}
}

Service层

package com.hs.report.service.impl.week;import com.hs.report.entity.week.BusinessTypeDO;
import com.hs.report.entity.week.LossPayfDO;
import com.hs.report.entity.week.SnapshotReq;
import com.hs.report.entity.week.WeekLossPayfDO;
import com.hs.report.enums.DeptType;
import com.hs.report.service.week.ExportExcelForGSService;
import com.hs.report.utils.JsonListUtil;
import com.hs.report.utils.NumberUtil;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.poi.hssf.usermodel.*;
import org.apache.poi.hssf.util.HSSFColor;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.RegionUtil;
import org.springframework.stereotype.Service;import java.util.ArrayList;
import java.util.List;@Service
public class ExportExcelForGSServiceImpl implements ExportExcelForGSService {@Overridepublic void exportExcelForGS(HSSFWorkbook wb, List<SnapshotReq> snapshots) {//定义报表数据中的行数int rownum = 0;int columnNumber = 7;int[] columnWidth = {14,14,14,14,14,14,14,14};HSSFSheet sheet = wb.createSheet(DeptType.GS.getName());sheet.setDisplayGridlines(false);for(int i = 0; i < columnNumber; i++){sheet.setColumnWidth(i,columnWidth[i] * 256); // 单独设置每列的宽}//本周重点推进工作  描述String weekDesc = "";//下周重点推进工作  描述String lastWeekDesc = "";//T0周损益对比 描述String weekLossDesc = "";List<WeekLossPayfDO> weekList = new ArrayList<>();//市场状况及交易部门损益 描述String marketDesc = "";List<LossPayfDO> lossPayList = new ArrayList<>();//固定收益部损益分析 描述String fixedDesc = "";//表格第三部分List<BusinessTypeDO> businessList = new ArrayList<>();//日常工作部 描述String dailyDesc = "";for(SnapshotReq snapshotReq : snapshots){switch (snapshotReq.getOffset()) {case 1:weekDesc = getContentStr((String)snapshotReq.getContent());break;case 2:lastWeekDesc = getContentStr((String)snapshotReq.getContent());break;case 3:weekLossDesc = getContentStr((String)snapshotReq.getContent());break;case 4:if(CollectionUtils.isNotEmpty((List<WeekLossPayfDO>)snapshotReq.getContent())){String json = JsonListUtil.listToJson((List<WeekLossPayfDO>)snapshotReq.getContent());weekList =  JsonListUtil.jsonToList(json, WeekLossPayfDO.class);}break;case 5:marketDesc = getContentStr((String)snapshotReq.getContent());break;case 7:if(CollectionUtils.isNotEmpty((List<LossPayfDO>)snapshotReq.getContent())){String json = JsonListUtil.listToJson((List<LossPayfDO>)snapshotReq.getContent());lossPayList =  JsonListUtil.jsonToList(json, LossPayfDO.class);}break;case 10:fixedDesc = getContentStr((String)snapshotReq.getContent());break;case 11:if(CollectionUtils.isNotEmpty((List<BusinessTypeDO>)snapshotReq.getContent())){String json = JsonListUtil.listToJson((List<BusinessTypeDO>)snapshotReq.getContent());businessList =  JsonListUtil.jsonToList(json, BusinessTypeDO.class);}break;case 12:dailyDesc = getContentStr((String)snapshotReq.getContent());break;}}//本周重点推进工作：int weekRowNum = getTextDesc(rownum,wb,sheet,columnNumber,weekDesc,"● 本周重点推进工作：");//下周重点关注工作int lastWeekRowNum = getTextDesc(weekRowNum,wb,sheet,columnNumber,lastWeekDesc,"● 下周重点关注工作：");//T0周损益对比int weekLossRowNum = getTextDesc(lastWeekRowNum,wb,sheet,columnNumber,weekLossDesc,"● T0周损益对比：");//第一个表格内容int oneTitleText = getOneTitleText(weekLossRowNum,wb,sheet,columnNumber,weekList);//市场状况及交易部门损益int marketRowNum = getTextDesc(oneTitleText,wb,sheet,columnNumber,marketDesc,"一、市场状况及交易部门损益");//第二个表格内容int twoTitleText = getTwoTitleText(marketRowNum,wb,sheet,columnNumber,lossPayList);//部门损益分析rownum = twoTitleText + 1;HSSFCellStyle styleWeek = createTableDescStyleNo(wb);styleWeek.setWrapText(true);HSSFRow rowWeek = sheet.createRow(rownum);HSSFCell cellWeek = rowWeek.createCell(0);sheet.addMergedRegion(new CellRangeAddress(rownum,rownum,0,columnNumber));cellWeek.setCellValue("二、部门损益分析");cellWeek.setCellStyle(styleWeek);//固定收益部损益分析int fixedRowNum = getTextDesc(rownum,wb,sheet,columnNumber,fixedDesc,"2.固定收益部损益分析");//第三个表格内容int threeTitleText = getThreeTitleText(fixedRowNum,wb,sheet,columnNumber - 2,businessList);//三、日常工作rownum = threeTitleText + 1;HSSFCellStyle styleDaily = createTableDescStyleNo(wb);styleDaily.setWrapText(true);HSSFRow rowDaily = sheet.createRow(rownum);HSSFCell cellDaily = rowDaily.createCell(0);sheet.addMergedRegion(new CellRangeAddress(rownum,rownum,0,columnNumber));cellDaily.setCellValue("三、日常工作");cellDaily.setCellStyle(styleDaily);//固定收益部int dailyRowNum = getTextDesc(rownum,wb,sheet,columnNumber,dailyDesc,"固定收益部");}private int getThreeTitleText(int rownum, HSSFWorkbook wb, HSSFSheet sheet, int columnNumber, List<BusinessTypeDO> businessList) {if(CollectionUtils.isNotEmpty(businessList)){int oneRightText = getThousandDesc(rownum,wb,sheet,columnNumber);String perPurpose = "";//上一个数据描述String purpose = "";//当前数据描述boolean flag = true;//用来记录是否是第一次循环int endMergeCol = 0;//要融合的最后行//创建单元格，并设置值rownum = oneRightText + 1;for(int i = 0; i < businessList.size(); i++) {BusinessTypeDO voData = businessList.get(i);HSSFRow rowChangeTitle = sheet.createRow(i + rownum);HSSFCell datacell = null;for (int j = 0; j < columnNumber; j++) {if(j % 2 == 0){HSSFCellStyle tableCellStyle;if(j == 2){tableCellStyle = createBGTableCellStyleLeft(wb);} else if(j == 4){tableCellStyle = createBGTableCellStyleNo(wb);}else{tableCellStyle = createBGTableCellStyle(wb);}if(j == 0){datacell = rowChangeTitle.createCell(j);datacell.setCellStyle(tableCellStyle);setValue(datacell,getBusinessTypeValue(voData, j));purpose = voData.getTitle();if(flag){//如果是第一次循环，将perPurpose初始化，以便后面的第一次判断perPurpose = purpose;flag = false;}if(purpose.equals(perPurpose)){endMergeCol++;}else{//两者不相同时，融合之前相同的行int lastRow = i + rownum;if(endMergeCol != 0){lastRow = i + rownum - 1;}CellRangeAddress region = new CellRangeAddress(i + rownum - endMergeCol,lastRow,j,j + 1);sheet.addMergedRegion(region);setBorderStyle(HSSFCellStyle.BORDER_THIN, region, sheet, wb);   //给合并过的单元格加边框endMergeCol = 1;perPurpose = purpose;}//最后一行时if(i == businessList.size() - 1 && endMergeCol > 0){int lastRow = businessList.size() + rownum;if(endMergeCol != 0){lastRow = businessList.size() + rownum - 1;}CellRangeAddress region = new CellRangeAddress(businessList.size() + rownum - endMergeCol,lastRow,j,j + 1);sheet.addMergedRegion(region);setBorderStyle(HSSFCellStyle.BORDER_THIN, region, sheet, wb);   //给合并过的单元格加边框endMergeCol = 0;perPurpose = purpose;}}else{datacell = rowChangeTitle.createCell(j);datacell.setCellStyle(tableCellStyle);setValue(datacell,getBusinessTypeValue(voData, j));CellRangeAddress region = new CellRangeAddress(i + rownum,i + rownum,j,j + 1);sheet.addMergedRegion(region);setBorderStyle(HSSFCellStyle.BORDER_THIN, region, sheet, wb);   //给合并过的单元格加边框}}}}return rownum + businessList.size();}return rownum;}private String getBusinessTypeValue(BusinessTypeDO voData, int cellIndex) {switch(cellIndex){case 0:return getContentStr(voData.getTitle());case 2:return getContentStr(voData.getSubtitle());case 4:return getContentStr(voData.getValue());default:return "";}}private int getTwoTitleText(int rownum, HSSFWorkbook wb, HSSFSheet sheet, int columnNumber, List<LossPayfDO> lossPayList) {int oneRightText = getThousandDesc(rownum,wb,sheet,columnNumber);rownum = oneRightText + 1;// 创建表头单元格样式 以及表头的字体样式HSSFCellStyle changeTitleStyle = createTableTitleStyle(wb);HSSFRow rowChangeTitle = sheet.createRow(rownum);String[] riskTitle = {"部门", "权益敞口", "固收敞口", "现货市值","期货敞口","周损益","月损益","年损益"};for (int i = 0; i <= columnNumber; i++) {HSSFCell cellRiskTitle = rowChangeTitle.createCell(i);cellRiskTitle.setCellValue(riskTitle[i]);cellRiskTitle.setCellStyle(changeTitleStyle);}//创建单元格，并设置值rownum = rownum + 1;if(CollectionUtils.isNotEmpty(lossPayList)){for(int i = 0; i < lossPayList.size(); i++){LossPayfDO lossPayfDO = lossPayList.get(i);rowChangeTitle = sheet.createRow(i + rownum);HSSFCell datacell = null;for (int j = 0; j <= columnNumber; j++) {HSSFCellStyle tableCellStyle = createBGTableCellStyleNo(wb);datacell = rowChangeTitle.createCell(j);datacell.setCellStyle(tableCellStyle);setValue(datacell,getRiskCellValue(lossPayfDO, j));}}rownum = rownum + lossPayList.size();}else{rownum = rownum + 1;}return rownum;}private String getRiskCellValue(LossPayfDO lossPayfDO, int cellIndex) {switch(cellIndex){case 0:return getContentStr(lossPayfDO.getDepName());case 1:return getDobleToString(lossPayfDO.getRiskExpo());case 2:return getDobleToString(lossPayfDO.getGsck());case 3:return getDobleToString(lossPayfDO.getActlMval());case 4:return getDobleToString(lossPayfDO.getFutrNetPos());case 5:return getDobleToString(lossPayfDO.getWeekLossPayf());case 6:return getDobleToString(lossPayfDO.getMthLossPayf());case 7:return getDobleToString(lossPayfDO.getYearLossPayf());default:return "";}}private String getDobleToString(double riskExpo) {return riskExpo == 0.0 ? "" : Double.toString(riskExpo);}private int getOneTitleText(int rownum, HSSFWorkbook wb, HSSFSheet sheet, int columnNumber,List<WeekLossPayfDO> weekList) {int oneRightText = getThousandDesc(rownum,wb,sheet,columnNumber);rownum = oneRightText + 1;// 创建表头单元格样式 以及表头的字体样式HSSFCellStyle changeTitleStyle = createTableTitleStyle(wb);HSSFRow rowChangeTitle = sheet.createRow(rownum);String[] riskTitle = {"部门", "本周损益", "上周损益", "年平均周损益"};for (int i = 0; i < columnNumber; i++) {if(i % 2 == 0){HSSFCell cellChangeTitle = rowChangeTitle.createCell(i);cellChangeTitle.setCellValue(riskTitle[i / 2]);cellChangeTitle.setCellStyle(changeTitleStyle);CellRangeAddress region = new CellRangeAddress(rownum,rownum,i,i + 1);sheet.addMergedRegion(region);setBorderStyle(HSSFCellStyle.BORDER_THIN, region, sheet, wb);   //给合并过的单元格加边框}}//创建单元格，并设置值rownum = rownum + 1;if(CollectionUtils.isNotEmpty(weekList)){for(int i = 0; i < weekList.size(); i++){WeekLossPayfDO weekLossPayfDO = weekList.get(i);rowChangeTitle = sheet.createRow(i + rownum);HSSFCell datacell = null;for (int j = 0; j < columnNumber; j++) {if(j % 2 == 0){HSSFCellStyle tableCellStyle = createBGTableCellStyleNo(wb);datacell = rowChangeTitle.createCell(j);datacell.setCellStyle(tableCellStyle);setValue(datacell,getChangeCellValue(weekLossPayfDO, j));CellRangeAddress region = new CellRangeAddress(i + rownum,i + rownum,j,j + 1);sheet.addMergedRegion(region);setBorderStyle(HSSFCellStyle.BORDER_THIN, region, sheet, wb);   //给合并过的单元格加边框}}}rownum = rownum + weekList.size();}else{rownum = rownum + 1;}return rownum;}private void setValue(HSSFCell cell, String value){if (NumberUtil.isNumeric(value)) {cell.setCellValue(Double.valueOf(value));} else {cell.setCellValue(value);}}private String getChangeCellValue(WeekLossPayfDO weekLossPayfDO, int cellIndex) {switch(cellIndex){case 0:return getContentStr(weekLossPayfDO.getDeptName());case 2:return weekLossPayfDO.getWeekLoss() == null ? "" : weekLossPayfDO.getWeekLoss().toString();case 4:return weekLossPayfDO.getLastWeekLoss() == null ? "" : weekLossPayfDO.getLastWeekLoss().toString();case 6:return weekLossPayfDO.getYearLoss() == null ? "" : weekLossPayfDO.getYearLoss().toString();default:return "";}}//创建单元格样式 以及字体样式private HSSFCellStyle createBGTableCellStyleLeft(HSSFWorkbook wb){HSSFCellStyle style = wb.createCellStyle();style.setAlignment(HSSFCellStyle.ALIGN_LEFT);style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);style.setBottomBorderColor(HSSFColor.BLACK.index);style.setBorderBottom(HSSFCellStyle.BORDER_THIN);style.setBorderLeft(HSSFCellStyle.BORDER_THIN);style.setBorderRight(HSSFCellStyle.BORDER_THIN);style.setBorderTop(HSSFCellStyle.BORDER_THIN);style.setWrapText(true); //设置自动换行HSSFFont titleFont = (HSSFFont) wb.createFont();titleFont.setFontName("宋体");titleFont.setFontHeightInPoints((short) 9);style.setFont(titleFont);return style;}//创建单元格样式 以及字体样式private HSSFCellStyle createBGTableCellStyleNo(HSSFWorkbook wb){HSSFCellStyle style = wb.createCellStyle();style.setAlignment(HSSFCellStyle.ALIGN_CENTER);style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);style.setBottomBorderColor(HSSFColor.BLACK.index);style.setBorderBottom(HSSFCellStyle.BORDER_THIN);style.setBorderLeft(HSSFCellStyle.BORDER_THIN);style.setBorderRight(HSSFCellStyle.BORDER_THIN);style.setBorderTop(HSSFCellStyle.BORDER_THIN);style.setWrapText(true); //设置自动换行HSSFDataFormat format= wb.createDataFormat();style.setDataFormat(format.getFormat("#,##0.00"));HSSFFont titleFont = (HSSFFont) wb.createFont();titleFont.setFontName("宋体");titleFont.setFontHeightInPoints((short) 9);style.setFont(titleFont);return style;}//创建单元格样式 以及字体样式private HSSFCellStyle createBGTableCellStyle(HSSFWorkbook wb){HSSFCellStyle style = wb.createCellStyle();style.setAlignment(HSSFCellStyle.ALIGN_CENTER);style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);style.setBottomBorderColor(HSSFColor.BLACK.index);style.setBorderBottom(HSSFCellStyle.BORDER_THIN);style.setBorderLeft(HSSFCellStyle.BORDER_THIN);style.setBorderRight(HSSFCellStyle.BORDER_THIN);style.setBorderTop(HSSFCellStyle.BORDER_THIN);style.setWrapText(true); //设置自动换行HSSFDataFormat format= wb.createDataFormat();style.setDataFormat(format.getFormat("#,##0.00"));HSSFFont titleFont = (HSSFFont) wb.createFont();titleFont.setFontName("宋体");titleFont.setFontHeightInPoints((short) 9);style.setFont(titleFont);return style;}public void setBorderStyle(int border, CellRangeAddress region, HSSFSheet sheet, HSSFWorkbook wb){RegionUtil.setBorderBottom(border, region, sheet, wb);   //下边框RegionUtil.setBorderLeft(border, region, sheet, wb);     //左边框RegionUtil.setBorderRight(border, region, sheet, wb);    //右边框RegionUtil.setBorderTop(border, region, sheet, wb);      //上边框}//创建表头单元格样式 以及表头的字体样式private HSSFCellStyle createTableTitleStyle(HSSFWorkbook wb){HSSFCellStyle style = wb.createCellStyle();style.setAlignment(HSSFCellStyle.ALIGN_CENTER);style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);style.setFillForegroundColor(HSSFColor.SEA_GREEN.index);//添加背景色style.setBottomBorderColor(HSSFColor.BLACK.index);style.setBorderBottom(HSSFCellStyle.BORDER_THIN);style.setBorderLeft(HSSFCellStyle.BORDER_THIN);style.setBorderRight(HSSFCellStyle.BORDER_THIN);style.setBorderTop(HSSFCellStyle.BORDER_THIN);HSSFFont titleFont = (HSSFFont) wb.createFont();titleFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);titleFont.setFontName("宋体");titleFont.setFontHeightInPoints((short) 9);style.setFont(titleFont);return style;}private int getThousandDesc(int rownum, HSSFWorkbook wb, HSSFSheet sheet, int columnNumber){rownum = rownum + 1;HSSFCellStyle styleWeek = createTableDescStyleRight(wb);styleWeek.setWrapText(true);HSSFRow rowWeek = sheet.createRow(rownum);HSSFCell cellWeek = rowWeek.createCell(0);sheet.addMergedRegion(new CellRangeAddress(rownum,rownum,0,columnNumber));cellWeek.setCellValue("(万元)");cellWeek.setCellStyle(styleWeek);return rownum;}//设置字体靠右private HSSFCellStyle createTableDescStyleRight(HSSFWorkbook wb) {HSSFCellStyle style = wb.createCellStyle();style.setAlignment(HSSFCellStyle.ALIGN_RIGHT);HSSFFont titleFont = (HSSFFont) wb.createFont();titleFont.setFontName("宋体");titleFont.setFontHeightInPoints((short) 11);style.setFont(titleFont);return style;}private String getContentStr(String content) {return StringUtils.isNotEmpty(content) ? content : StringUtils.EMPTY;}private int getTextDesc(int rownum, HSSFWorkbook wb, HSSFSheet sheet, int columnNumber, String desc, String titleDesc) {rownum = rownum + 1;HSSFCellStyle styleWeek = createTableDescStyleNo(wb);styleWeek.setWrapText(true);HSSFRow rowWeek = sheet.createRow(rownum);HSSFCell cellWeek = rowWeek.createCell(0);sheet.addMergedRegion(new CellRangeAddress(rownum,rownum,0,columnNumber));cellWeek.setCellValue(titleDesc);cellWeek.setCellStyle(styleWeek);rownum = rownum + 1;HSSFRow row = sheet.createRow(rownum);row.setHeightInPoints(110);HSSFCell cell = row.createCell(0);HSSFCellStyle style = wb.createCellStyle();style.setWrapText(true);style.setVerticalAlignment(HSSFCellStyle.VERTICAL_TOP);style.setAlignment(HSSFCellStyle.ALIGN_LEFT);cell.setCellStyle(style);cell.setCellValue(desc + "\n");CellRangeAddress region = new CellRangeAddress(rownum,rownum,0,columnNumber);sheet.addMergedRegion(region);setBorderStyle(HSSFCellStyle.BORDER_THIN, region, sheet, wb);   //给合并过的单元格加边框return rownum + 1;}//设置字体不加粗private HSSFCellStyle createTableDescStyleNo(HSSFWorkbook wb) {HSSFCellStyle style = wb.createCellStyle();HSSFFont titleFont = (HSSFFont) wb.createFont();titleFont.setFontName("宋体");titleFont.setFontHeightInPoints((short) 11);style.setFont(titleFont);return style;}
}

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java导出复杂excel

Java 导出复杂excel,多表格中有合并以及描述

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