需要的Jar包包括：iText-2.1.7.jar和iTextAsian.jar
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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);
字体出错则按一下设置系统默认字体
BaseFont chinese = BaseFont.createFont("C:/windows/fonts/simsun.ttc,1", BaseFont.IDENTITY_H, BaseFont.EMBEDDED); //系统默认中文（宋体）
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); //水平居中
cell.setVerticalAlignment(Element.ALIGN_MIDDLE); //垂直居中
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.close();