导出包含图片的excel、word、pdf 笔记

/**
	 * 导出word
	 * @throws Exception 
	 */
	@Override
	public byte[] WordExport(
			List<VbLibGlobalAnalyListVoRes> vbLibGlobalAnalyList, String picId) throws Exception {
		//Blank Document 
		CustomXWPFDocument  document= null;
		ByteArrayOutputStream os = null;
		try{
			os=new ByteArrayOutputStream();
			document= new CustomXWPFDocument ();  
        //添加标题  
        XWPFParagraph titleParagraph = document.createParagraph();  
        //设置段落居中  
        titleParagraph.setAlignment(ParagraphAlignment.CENTER);  
  
        XWPFRun titleParagraphRun = titleParagraph.createRun();  
        titleParagraphRun.setText("漏洞风险分析");  
        titleParagraphRun.setColor("000000");  
        titleParagraphRun.setFontSize(20);  
  
        //工作经历表格  
        XWPFTable ComTable = document.createTable();  
        //列宽自动分割  
        CTTblWidth comTableWidth = ComTable.getCTTbl().addNewTblPr().addNewTblW();  
        comTableWidth.setType(STTblWidth.DXA);  
        comTableWidth.setW(BigInteger.valueOf(9072));  
  
        //表格第一行  
        XWPFTableRow comTableRowOne = ComTable.getRow(0);  
        comTableRowOne.getCell(0).setText("编号");  
        comTableRowOne.addNewTableCell().setText("漏洞名称");  
        comTableRowOne.addNewTableCell().setText("SG编号");  
        comTableRowOne.addNewTableCell().setText("受影响资产数量");  
        comTableRowOne.addNewTableCell().setText("漏洞描述");  
        comTableRowOne.addNewTableCell().setText("发布日期");  
        
        for (int i=0;i<vbLibGlobalAnalyList.size();i++) {
        	VbLibGlobalAnalyListVoRes voRes = vbLibGlobalAnalyList.get(i);
        	 //表格第二行  
            XWPFTableRow comTableRowTwo = ComTable.createRow();  
            comTableRowTwo.getCell(0).setText(i+1+"");  
            comTableRowTwo.getCell(1).setText(voRes.getVbName());  
            comTableRowTwo.getCell(2).setText(voRes.getSgvbCode());  
            comTableRowTwo.getCell(3).setText(voRes.getInfluenceNum());
            comTableRowTwo.getCell(4).setText(voRes.getVbDesc());
            comTableRowTwo.getCell(5).setText(voRes.getFoundTime());
		}
        
        /**
         * 插入图片
         */
        //下载mongdb图片
        byte[] fileBody = fileDao.getBody(picId);
        XWPFParagraph pargraph = document.createParagraph();
        document.addPictureData(fileBody, XWPFDocument.PICTURE_TYPE_PNG);
        document.createPicture(document.getAllPictures().size()-1, 600, 395, pargraph);
        CTSectPr sectPr = document.getDocument().getBody().addNewSectPr();  
        XWPFHeaderFooterPolicy policy = new XWPFHeaderFooterPolicy(document, sectPr);  
  
        document.write(os);  
        return os.toByteArray();
		}catch (Exception e) {
			throw e;
		}finally{
			if(null!=os){
				os.close();  
			}
			if(null!=document){
				document.close();
			}
		}
	}
	/**
	 * 导出pdf
	 */
	@Override
	public byte[] PdfExport(
			List<VbLibGlobalAnalyListVoRes> vbLibGlobalAnalyList, String picId) throws Exception {
		 ByteArrayOutputStream bos =null;
		 Document document=null;
	        try {
	        	bos = new ByteArrayOutputStream(); 
	            /** 实例化文档对象 */
	        	document = new Document(PageSize.A4, 50, 50, 50, 50);
	            /** 创建 PdfWriter 对象 */
	            PdfWriter.getInstance(document,// 文档对象的引用
	            		bos);//文件的输出路径+文件的实际名称
	            document.open();// 打开文档
	            /** pdf文档中中文字体的设置,注意一定要添加iTextAsian.jar包 */
	            BaseFont bfChinese = BaseFont.createFont("STSong-Light",
	                    "UniGB-UCS2-H", false);
	            com.lowagie.text.Font FontChinese = new com.lowagie.text.Font(bfChinese, 12, com.lowagie.text.Font.NORMAL);//加入document:
	            /** 创建章节对象 */
//	            Paragraph title1 = new Paragraph("漏洞风险分析表", FontChinese);
	            Chapter chapter1 = new Chapter(1);
	            chapter1.setNumberDepth(1);
	            /** 创建章节中的小节 */
	            Paragraph title11 = new Paragraph("漏洞风险分析表", FontChinese);
	            Section section1 = chapter1.addSection(title11);
	            /** 创建表格对象(包含行列矩阵的表格) */
	            Table t = new Table(6);// X行6列
	           /* t.setBorderColor(new Color(220, 255, 100));
	            t.setPadding(5);
	            t.setSpacing(5);
	            t.setBorderWidth(1);*/
	            Cell c1 = new Cell(new Paragraph("编号", FontChinese));
	            t.addCell(c1);
	            c1 = new Cell(new Paragraph("漏洞名称", FontChinese));
	            t.addCell(c1);
	            c1 = new Cell(new Paragraph("SG编号", FontChinese));
	            t.addCell(c1);
	            c1 = new Cell(new Paragraph("受影响资产数量", FontChinese));
	            t.addCell(c1);
	            c1 = new Cell(new Paragraph("漏洞描述", FontChinese));
	            t.addCell(c1);
	            c1 = new Cell(new Paragraph("发布日期", FontChinese));
	            t.addCell(c1);
	            // 第二行开始不需要new Cell()
	            for (int i = 0; i < vbLibGlobalAnalyList.size(); i++) {
	            	VbLibGlobalAnalyListVoRes voRes = vbLibGlobalAnalyList.get(i);
	            	 t.addCell(i+1+"");
	            	 t.addCell(voRes.getVbName());
	            	 t.addCell(voRes.getSgvbCode());
	            	 t.addCell(voRes.getInfluenceNum());
	            	 t.addCell(voRes.getVbDesc());
	 	             t.addCell(voRes.getFoundTime());
				}
	            section1.add(t);
	           
	        	//创建章节对象
//	            Paragraph title2 = new Paragraph("漏洞风险分析图", FontChinese);
	            Chapter chapter2 = new Chapter(1);
	            chapter2.setNumberDepth(1);
	           //创建章节中的小节
	            Paragraph title12 = new Paragraph("漏洞风险分析图", FontChinese);
	            Section section2 = chapter2.addSection(title12);
	            // 添加图片
	            
	            byte[] fileBody = fileDao.getBody(picId);
	            
	            Image img = Image.getInstance(fileBody);//图片的地址
//	            img.setAbsolutePosition(mmTopx(0), mmTopx(1));
	            img.scalePercent(50f); 
	            document.add(chapter1);
	            section2.add(img);
	            document.add(chapter2);
	            document.close();
	            return bos.toByteArray();
	        } catch (Exception e) {
	           throw e;
	        }finally{
	        	if(null!=document){
	        		document.close();
	        	}
	        	if(null!=bos){
	        		bos.close();
				}
	        }
			}

/**
	 * 导出excel
	 * 
	 * @throws Exception
	 */
	@Override
	public byte[] excelExport(List<VbLibGlobalAnalyListVoRes> list,String picId) throws Exception {
		ByteArrayOutputStream os = null;
		XSSFWorkbook wb = null;
		try{
		// 第一步,创建一个webbook,对应一个Excel文件
		wb = new XSSFWorkbook();
		// 第二步,在webbook中添加一个sheet,对应Excel文件中的sheet
		XSSFSheet sheet = wb.createSheet("漏洞库分析");
		// sheet.setColumnWidth(0, 1000*255);
		sheet.setDefaultColumnWidth(16);
		// 第三步,在sheet中添加表头第0行,注意老版本poi对Excel的行数列数有限制short
		XSSFRow row = sheet.createRow((int) 0);
		// 第四步,创建单元格,并设置值表头 设置表头居中

		XSSFCellStyle styleCell = wb.createCellStyle();
		styleCell.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 创建一个居中格式
		styleCell.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 下边框

		styleCell.setBorderLeft(HSSFCellStyle.BORDER_THIN);// 左边框
		styleCell.setBorderTop(HSSFCellStyle.BORDER_THIN);// 上边框
		styleCell.setBorderRight(HSSFCellStyle.BORDER_THIN);// 右边框
		styleCell.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); // 上下居中
		styleCell.setWrapText(true);// 设置自动换行
		styleCell.setFillForegroundColor(IndexedColors.AQUA.getIndex());// 设置背景色
		styleCell.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
		// 字体样式
		XSSFFont font = wb.createFont();
		font.setFontName("黑体");
		font.setFontHeightInPoints((short) 10);
		font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);// 字体加粗
		styleCell.setFont(font);

		XSSFCellStyle styleHeffCell = wb.createCellStyle();

		styleHeffCell.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 创建一个居中格式

		styleHeffCell.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 下边框
		styleHeffCell.setBorderLeft(HSSFCellStyle.BORDER_THIN);// 左边框
		styleHeffCell.setBorderTop(HSSFCellStyle.BORDER_THIN);// 上边框
		styleHeffCell.setBorderRight(HSSFCellStyle.BORDER_THIN);// 右边框
		styleHeffCell.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); // 上下居中
		styleHeffCell.setWrapText(true);// 设置自动换行

		XSSFCell cell = row.createCell((short) 0);
		cell.setCellValue("编号");
		cell.setCellStyle(styleCell);

		cell = row.createCell((short) 1);
		cell.setCellValue("漏洞名称");
		cell.setCellStyle(styleCell);

		cell = row.createCell((short) 2);
		cell.setCellValue("SG编号");
		cell.setCellStyle(styleCell);

		cell = row.createCell((short) 3);
		cell.setCellValue("受影响资产数量");
		cell.setCellStyle(styleCell);

		cell = row.createCell((short) 4);
		cell.setCellValue("漏洞描述");
		cell.setCellStyle(styleCell);

		cell = row.createCell((short) 5);
		cell.setCellValue("发布日期");
		cell.setCellStyle(styleCell);

		// 第五步,写入实体数据

		for (int i = 0; i < list.size(); i++) {

			row = sheet.createRow((int) i + 1);
			VbLibGlobalAnalyListVoRes vbLibGlobalAnalyListVoRes = list.get(i);
			// 第四步,创建单元格,并设置值
			XSSFCell hssfCell = row.createCell((short) 0);
			hssfCell.setCellValue(i + 1);
			hssfCell.setCellStyle(styleHeffCell);

			hssfCell = row.createCell((short) 1);
			hssfCell.setCellValue(vbLibGlobalAnalyListVoRes.getVbName());
			hssfCell.setCellStyle(styleHeffCell);

			hssfCell = row.createCell((short) 2);
			hssfCell.setCellValue(vbLibGlobalAnalyListVoRes.getSgvbCode());
			hssfCell.setCellStyle(styleHeffCell);

			hssfCell = row.createCell((short) 3);
			hssfCell.setCellValue(vbLibGlobalAnalyListVoRes.getInfluenceNum());
			hssfCell.setCellStyle(styleHeffCell);

			hssfCell = row.createCell((short) 4);
			hssfCell.setCellValue(vbLibGlobalAnalyListVoRes.getVbDesc());
			hssfCell.setCellStyle(styleHeffCell);

			hssfCell = row.createCell((short) 5);
			hssfCell.setCellValue(vbLibGlobalAnalyListVoRes.getFoundTime());
			hssfCell.setCellStyle(styleHeffCell);

		}
			/**
			 * 插入图片
			 */
			//下载图片
			byte[] fileBody = fileDao.getBody(picId);
			// 画图的顶级管理器,一个sheet只能获取一个(一定要注意这点)
			XSSFDrawing patriarch = sheet.createDrawingPatriarch();
			// 八个参数,前四个表示图片离起始单元格和结束单元格边缘的位置,
			// 后四个表示起始和结束单元格的位置,如下表示从第2列到第12列,从第1行到第15行,需要注意excel起始位置是0
			int size = list.size();
			XSSFClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0,
					(short) 0, (short) size+1, (short) 6, (short) size+20);
			anchor.setAnchorType(3);
			// 插入图片
			patriarch.createPicture(anchor, wb.addPicture(
					fileBody, XSSFWorkbook.PICTURE_TYPE_PNG));
			
		os = new ByteArrayOutputStream();
		wb.write(os);
		return os.toByteArray();
	}catch(Exception e){
		throw e;
	}finally{
		if(os != null){
			os.close();
		}
		if(wb != null){
			wb.close();
		}
		
	}
	}

  

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转载自www.cnblogs.com/e206842/p/9290562.html