生成pdf常用的插件有iReport、和itext，这里将使用itext生成pdf文件。

多于的话不说直接上demo和需要的jar，如果pdf中有图片要画的话可以用jfreeChart画。

package com.pdf;

import java.awt.Color;

import java.io.File;

import java.io.FileOutputStream;

import com.lowagie.text.Document;

import com.lowagie.text.Element;

import com.lowagie.text.Font;

import com.lowagie.text.Image;

import com.lowagie.text.PageSize;

import com.lowagie.text.Phrase;

import com.lowagie.text.pdf.BaseFont;

import com.lowagie.text.pdf.PdfPCell;

import com.lowagie.text.pdf.PdfPTable;

import com.lowagie.text.pdf.PdfWriter;

public class PDFReport1 {

int maxWidth = 520;

private static Font keyfont; // 设置字体大小

private static Font textfont; // 设置字体大小

// 建立一个Document对象

Document document = new Document();

static {

BaseFont bfChinese;

try {

bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);

keyfont = new Font(bfChinese, 8, Font.BOLD); // 设置字体大小

textfont = new Font(bfChinese, 8, Font.NORMAL); // 设置字体大小

} catch (Exception e) {

e.printStackTrace();

}

}

/**

* 设置pdf样式

* @param file

*/

public PDFReport1(File file) {

// 设置页面大小

document.setPageSize(PageSize.A4);

try {

PdfWriter.getInstance(document, new FileOutputStream(file));

document.open();

} catch (Exception e) {

e.printStackTrace();

}

}

/**

* 添加表格前的说明

* @param value

* @param font

* @param align

* @param colspan

* @param boderFlag

* @return

*/

public PdfPCell createCell(String value, com.lowagie.text.Font font, int align, int colspan, boolean boderFlag) {

PdfPCell cell = new PdfPCell();

cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

cell.setHorizontalAlignment(align);

cell.setColspan(colspan);

cell.setPhrase(new Phrase(value, font));

cell.setPadding(3.0f);

if (!boderFlag) {

cell.setBorder(0);

cell.setPaddingTop(15.0f);

cell.setPaddingBottom(8.0f);

}

return cell;

}

/**

* 向单元格添加字符串、设置单元格属性

* @param value 字符

* @param font字体

* @param align 对齐方式

* @return

*/

public PdfPCell createCell(String value, com.lowagie.text.Font font, int align) {

PdfPCell cell = new PdfPCell();

//设置单元格对齐方式

cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

cell.setHorizontalAlignment(align);

cell.setPhrase(new Phrase(value, font));

//设置边框颜色

cell.setBorderColor(new Color(15, 15, 15));

//设置单元格背景颜色

cell.setBackgroundColor(new Color(118, 59, 167));

return cell;

}

/**

* 向单元格添加字符串、设置单元格属性

* @param value 字符

* @param font字体

* @return

*/

public PdfPCell createCell(String value, com.lowagie.text.Font font) {

PdfPCell cell = new PdfPCell();

cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

cell.setHorizontalAlignment(Element.ALIGN_CENTER);

cell.setPhrase(new Phrase(value, font));

cell.setBorderColor(new Color(15, 15, 15));

cell.setBackgroundColor(new Color(59,162,167));

return cell;

}

/**

* 向单元格中添加图片

* @param image 图片

*/

public PdfPCell createCell() {

PdfPCell cell = new PdfPCell();

try {

cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

cell.setHorizontalAlignment(Element.ALIGN_CENTER);

Image image = Image.getInstance ("D:\\Arrows_Black_InTable_Down.png");

//设置图片大小

//image.scaleAbsoluteWidth(7);

//image.scaleAbsoluteHeight(11);

image.scaleAbsolute(7,11);

//添加图片

cell.addElement(image);

//设置边框颜色

cell.setBorderColor(new Color(15, 15, 15));

//设置单元格背景颜色

cell.setBackgroundColor(new Color(59,162,167));

} catch (Exception e) {

e.printStackTrace();

}

return cell;

}

public PdfPCell createCell(String value, com.lowagie.text.Font font, int align, int colspan) {

PdfPCell cell = new PdfPCell();

cell.setVerticalAlignment(Element.ALIGN_MIDDLE);

cell.setHorizontalAlignment(align);

cell.setColspan(colspan);

cell.setPhrase(new Phrase(value, font));

return cell;

}

public PdfPTable createTable(int colNumber) {

PdfPTable table = new PdfPTable(colNumber);

try {

table.setTotalWidth(maxWidth);

table.setLockedWidth(true);

table.setHorizontalAlignment(Element.ALIGN_CENTER);

table.getDefaultCell().setBorder(1);

} catch (Exception e) {

e.printStackTrace();

}

return table;

}

public PdfPTable createTable(float[] widths) {

PdfPTable table = new PdfPTable(widths);

try {

table.setTotalWidth(maxWidth);

table.setLockedWidth(true);

table.setHorizontalAlignment(Element.ALIGN_CENTER);

table.getDefaultCell().setBorder(1);

} catch (Exception e) {

e.printStackTrace();

}

return table;

}

public PdfPTable createBlankTable() {

PdfPTable table = new PdfPTable(1);

table.getDefaultCell().setBorder(0);

table.addCell(createCell("", keyfont));

table.setSpacingAfter(20.0f);

table.setSpacingBefore(20.0f);

return table;

}

public void generatePDF() throws Exception {

PdfPTable table = createTable(5);

table.addCell(createCell("学生信息列表：", keyfont, Element.ALIGN_LEFT, 5, false));

table.addCell(createCell("姓名", keyfont, Element.ALIGN_CENTER));

table.addCell(createCell("年龄", keyfont, Element.ALIGN_CENTER));

table.addCell(createCell("性别", keyfont, Element.ALIGN_CENTER));

table.addCell(createCell("住址", keyfont, Element.ALIGN_CENTER));

table.addCell(createCell("升降", keyfont, Element.ALIGN_CENTER));

for (int i = 0; i < 5; i++) {

table.addCell(createCell("姓名" + i, textfont));

table.addCell(createCell(i + 15 + "", textfont));

table.addCell(createCell((i % 2 == 0) ? "男" : "女", textfont));

table.addCell(createCell("地址" + i, textfont));

//添加图片

table.addCell(createCell());

}

document.add(table);

document.close();

}

public static void main(String[] args) throws Exception {

File file = new File("D:\\text.pdf");

file.createNewFile();

new PDFReport1(file).generatePDF();

}

}