使用iText导出PDF(含有Table)示例

时间:2021-08-03 22:20:41

需要的Jar包包括:iText-2.1.7.jar和iTextAsian.jar

import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Document;
import com.itextpdf.text.Element;
import com.itextpdf.text.Font;
import com.itextpdf.text.PageSize;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.Rectangle;
import com.itextpdf.text.pdf.BaseFont;
import com.itextpdf.text.pdf.PdfPCell;
import com.itextpdf.text.pdf.PdfPTable;
import com.itextpdf.text.pdf.PdfWriter;

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        String fileName = new String(("专家信息-"+expert.getName()).getBytes("GBK"),"ISO-8859-1");
        response.setContentType("application/pdf;charset=utf-8");    
        response.setHeader("Content-disposition", "attachment;filename=" + fileName+".pdf");     
        Rectangle rect = new Rectangle(PageSize.A4);// 设置页面大小 
        rect.setBackgroundColor(BaseColor.WHITE);// 页面背景色 
        Document document = new Document(rect);// 创建一个Document 
        // 页边空白 
        document.setMargins(10, 20, 30, 40); // 左,右,上,下 
        PdfWriter writer = PdfWriter.getInstance(document, response.getOutputStream());// 创建书写器(Writer) 与  document对象关联,通过书写器可以将文档写入磁盘中 
        writer.setPdfVersion(PdfWriter.PDF_VERSION_1_2);// 设置PDF版本(默认1.4)  
        // 文档属性 
        document.addTitle("Title@sample"); // 标题 
        document.addAuthor("Author@nicaisheng");// 作者 
        document.addSubject("Subject@iText sample");// 主题 
        document.addKeywords("Keywords@iText");// 关键字 
        document.addCreator("Creator@iText");// 创建者 

 

         // 定义页头和页尾

         HeaderFooter header = new HeaderFooter(new PdfParagraph(“页头”, 20,true),false);

         header.setAlignment(Element.ALIGN_CENTER);

         HeaderFooter footer = new HeaderFooter(new Phrase("This  is   page   "), new Phrase("."));

         footer.setAlignment(Element.ALIGN_CENTER);

         document.setHeader(header);

         document.setFooter(footer);


  
        //设置字体 
        BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
        Font fontChinese = new Font(bfChinese, 8, Font.NORMAL);// 创建字体,设置family,size,style,还可以设置color 
        Font titleChinese = new Font(bfChinese, 20, Font.BOLD); 
        Font BoldChinese = new Font(bfChinese, 14, Font.BOLD); 
        Font subBoldFontChinese = new Font(bfChinese, 8, Font.BOLD);  
         
        document.open();// 打开文档 
        Paragraph title = new Paragraph("专家信息", titleChinese);// 设置标题 
        title.setAlignment(Element.ALIGN_CENTER);// 设置对齐方式 
        title.setLeading(1f);// 设置行间距 
        document.add(title); 
       
        float[] widths = {25f, 30f, 30f,25f,25f,25f };// 设置表格的列宽和列数 默认是4列 
        PdfPTable table = new PdfPTable(widths);// 建立一个pdf表格 
        table.setSpacingBefore(20f); 
        table.setWidthPercentage(100);// 设置表格宽度为100% 
       
        PdfPCell cell = null; 
        cell = new PdfPCell(new Paragraph("姓名",subBoldFontChinese));// 
        cell.setBackgroundColor(BaseColor.LIGHT_GRAY);
        cell.setHorizontalAlignment(Element.ALIGN_CENTER);
        table.addCell(cell);
        cell = new PdfPCell(new Paragraph(expert.getName(),fontChinese));// 
        table.addCell(cell);
        cell = new PdfPCell(new Paragraph("性别",subBoldFontChinese));// 
        cell.setBackgroundColor(BaseColor.LIGHT_GRAY);
        cell.setHorizontalAlignment(Element.ALIGN_CENTER);
        table.addCell(cell);
        cell = new PdfPCell(new Paragraph(expert.getGender(),fontChinese));// 
        table.addCell(cell);
        cell = new PdfPCell(new Paragraph("身份证号",subBoldFontChinese));// 
        cell.setBackgroundColor(BaseColor.LIGHT_GRAY);
        cell.setHorizontalAlignment(Element.ALIGN_CENTER);
        table.addCell(cell);
        cell = new PdfPCell(new Paragraph(expert.getCitizenNumber(),fontChinese));// 
        table.addCell(cell);

        document.add(table);  
        document.close();