Java毕设项目-汽车租赁+layui)

package com.bjpowernode.stat.utils; import com.bjpowernode.bus.domain.Customer; import com.bjpowernode.bus.domain.Rent; import org.apache.poi.hssf.usermodel.*; import org.apache.poi.ss.usermodel.ClientAnchor; import org.apache.poi.ss.util.CellRangeAddress; import javax.imageio.ImageIO; import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.util.Date; /** * 出租单数据库导出 */ public class ExportRentUtils { /** * 导出出租单的数据 * @param rent * @param sheetName * @param customer * @return */ public static ByteArrayOutputStream exportRent(Rent rent, Customer customer, String sheetName) { //1.组装excel文档 //1.1创建工作簿 HSSFWorkbook workbook = new HSSFWorkbook(); //1.2创建样式 HSSFCellStyle baseStyle = ExportHSSFCellStyle.createBaseStyle(workbook); HSSFCellStyle titleStyle = ExportHSSFCellStyle.createTitleStyle(workbook); //1.3在工作簿创建sheet HSSFSheet sheet = workbook.createSheet(sheetName); //1.4设置sheet sheet.setDefaultColumnWidth(30); sheet.setColumnWidth(1,50*256); //1.5合并 CellRangeAddress region1 = new CellRangeAddress(0, 0, 0, 3); sheet.addMergedRegion(region1); //1.6.1创建第一行 int index=0; HSSFRow row1 = sheet.createRow(index); //1.6.2在第一行里面创建一个单元格 HSSFCell row1_cell1 = row1.createCell(0); //1.6.3设置标题样式 row1_cell1.setCellStyle(titleStyle); //1.6.4设置单元格内容 row1_cell1.setCellValue(customer.getCustname()+"的出租单信息"); //1.7.1创建第二行 index++; HSSFRow row2 = sheet.createRow(index); //设置行高 row2.setHeightInPoints(150); HSSFCell row2_cell1 = row2.createCell(0); row2_cell1.setCellStyle(baseStyle); row2_cell1.setCellValue("出租单号："); HSSFCell row2_cell2 = row2.createCell(1); row2_cell2.setCellStyle(baseStyle); row2_cell2.setCellValue(rent.getRentid()); HSSFCell row2_cell3 = row2.createCell(2); row2_cell3.setCellStyle(baseStyle); row2_cell3.setCellValue("二维码："); HSSFCell row2_cell4 = row2.createCell(3); row2_cell4.setCellStyle(baseStyle); row2_cell4.setCellValue(""); InputStream logoStream = ExportCustomerUtils.class.getClassLoader().getResourceAsStream("logo.jpg"); //画图片 BufferedImage image = ZXingCodeEncodeUtils.createZxingCodeUseLogo(rent.getRentid(), 150, 150, logoStream); ByteArrayOutputStream bos = new ByteArrayOutputStream(); try { ImageIO.write(image,"JPEG",bos); } catch (IOException e) { e.printStackTrace(); } //画图的顶级管理器，一个sheet只能获取一个 HSSFPatriarch patriarch = sheet.createDrawingPatriarch(); /** * 参数4 设置图片的平铺程度 最大值是255 255代表铺满当前单元格 小于255就铺不满 * 参数5 列的开始坐标 * 参数6 行的开始坐标 * 参数7 列的结束坐标 * 参数8 行的结束坐标 */ HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 0, 255, (short) 3, 1, (short) 4, 1); anchor.setAnchorType(ClientAnchor.AnchorType.DONT_MOVE_AND_RESIZE); patriarch.createPicture(anchor,workbook.addPicture(bos.toByteArray(),HSSFWorkbook.PICTURE_TYPE_JPEG)); //1.7.1创建第三行 index++; HSSFRow row3 = sheet.createRow(index); HSSFCell row3_cell1 = row3.createCell(0); row3_cell1.setCellStyle(baseStyle); row3_cell1.setCellValue("客户姓名："); HSSFCell row3_cell2 = row3.createCell(1); row3_cell2.setCellStyle(baseStyle); row3_cell2.setCellValue(customer.getCustname()); HSSFCell row3_cell3 = row3.createCell(2); row3_cell3.setCellStyle(baseStyle); row3_cell3.setCellValue("身份证号："); HSSFCell row3_cell4 = row3.createCell(3); row3_cell4.setCellStyle(baseStyle); row3_cell4.setCellValue(customer.getIdentity()); //1.7.1创建第四行 index++; HSSFRow row4 = sheet.createRow(index); HSSFCell row4_cell1 = row4.createCell(0); row4_cell1.setCellStyle(baseStyle); row4_cell1.setCellValue("起租时间"); HSSFCell row4_cell2 = row4.createCell(1); row4_cell2.setCellStyle(baseStyle); row4_cell2.setCellValue(rent.getBegindate().toLocaleString()); HSSFCell row4_cell3 = row4.createCell(2); row4_cell3.setCellStyle(baseStyle); row4_cell3.setCellValue("还车时间："); HSSFCell row4_cell4 = row4.createCell(3); row4_cell4.setCellStyle(baseStyle); row4_cell4.setCellValue(rent.getReturndate().toLocaleString()); //1.7.1创建第三行 index++; HSSFRow row5 = sheet.createRow(index); HSSFCell row5_cell1 = row5.createCell(0); row5_cell1.setCellStyle(baseStyle); row5_cell1.setCellValue("车牌号："); HSSFCell row5_cell2 = row5.createCell(1); row5_cell2.setCellStyle(baseStyle); row5_cell2.setCellValue(rent.getCarnumber()); HSSFCell row5_cell3 = row5.createCell(2); row5_cell3.setCellStyle(baseStyle); row5_cell3.setCellValue("出租价格："); HSSFCell row5_cell4 = row5.createCell(3); row5_cell4.setCellStyle(baseStyle); row5_cell4.setCellValue(rent.getPrice()); //第六行 - 空行 index++; //第七行 index++; HSSFRow row7 = sheet.createRow(index); HSSFCell row7_cell3 = row7.createCell(2); row7_cell3.setCellStyle(baseStyle); row7_cell3.setCellValue("打印时间："); HSSFCell row7_cell4 = row7.createCell(3); row7_cell4.setCellStyle(baseStyle); row7_cell4.setCellValue(new Date().toLocaleString()); //第八行 index++; HSSFRow row8 = sheet.createRow(index); HSSFCell row8_cell3 = row8.createCell(2); row8_cell3.setCellStyle(baseStyle); row8_cell3.setCellValue("操作员："); HSSFCell row8_cell4 = row8.createCell(3); row8_cell4.setCellStyle(baseStyle); row8_cell4.setCellValue(rent.getOpername()); //第九行 index++; HSSFRow row9 = sheet.createRow(index); HSSFCell row9_cell3 = row9.createCell(2); row9_cell3.setCellStyle(baseStyle); row9_cell3.setCellValue("客户签名："); //到此excel组装完毕 ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); //把workbook里面的数据写到outputStream try { workbook.write(outputStream); } catch (IOException e) { e.printStackTrace(); } return outputStream; } }