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SpringMVC:生成Excel和PDF

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参考资料
1 用spring MVC 生成Excel和PDF
http://blog.csdn.net/linlzk/archive/2008/11/27/3389925.aspx
2 Spring MVC export data to Excel file via AbstractExcelView
http://www.mkyong.com/spring-mvc/spring-mvc-export-data-to-excel-file-via-abstractexcelview/
3 用Java的iText实现PDF报表
http://muder2007.blog.163.com/blog/static/45933070200793152351991/
使用JXL请关注:JXL2.6:解决JXL的IndexOutOfBoundsException getSheet问题,使用了修复版本的jxl包http://liuzidong.iteye.com/blog/1071677
一 工程代码结构图片

二 具体代码如下
1 index.jsp
<%@ page language="java" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<%@ taglib uri="/WEB-INF/c.tld" prefix="c"%>
<html>
  <head>
  	<script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery/jquery-1.4.4.min.js"></script>
    <%@ include file="/common/meta.jsp"%>
  </head>  
  <script type="text/javascript">
  	$(document).ready(function(){
  		$("#exec").click(function(){
	  		   //获取下拉框的值
	  		   var titlesValue = "";//$("#columns").find("option:selected").text();  	  		   
	  		   $("#columns").find("option:selected").each(function(){ //由于复选框一般选中的是多个,所以可以循环输出
			  	 	titlesValue += ($(this).text())+",";			
			   });   
	  		   var names = 	$("#columns").val();	  		   
	  		   $("#colums").val(names);
	  		   $("#titles").val(titlesValue);  			  
  		});
  	});  	
  
  </script>
  <body>&nbsp;&nbsp; &nbsp;  
  		<div style="border: 1px solid #ccc; width: 50%;height:200px;align:center;margin-top:200px;margin-left:300px;padding:50px;">  	
  			  <form action="${pageContext.request.contextPath}/view/excel.do" method="post">	
  			    <input type="submit" value="使用POI导出Excel"><br>  
  			  </form>     
  			  <hr><br>
  			  <form method="post" action="${pageContext.request.contextPath}/view/jxlExcel.do">	
  			    <select id="columns" multiple="multiple" style="width:100px;height:120px;">
  			  		<option value="id">ID</option>
  			  		<option value="name">姓名</option>
  			  		<option value="sex">性别</option>
  			  		<option value="age">年龄</option>
  			  		<option value="password">密码</option>
  			  		<option value="address">地址</option>
  			  	</select>	
  			  	<input type="hidden" id="titles" name="titles">
  			  	<input type="hidden" id="colums" name="colums">
  			    <input type="submit" id="exec" value="使用JXL导出Excel"><br>  	      			   
  			  </form>   
  			   <hr><br>
  			  <form action="${pageContext.request.contextPath}/view/pdf.do" method="post">		
  			    <input type="submit" value="导出PDF"><br>  			    
  			    <br>
  			    <img src="${pageContext.request.contextPath}/img/car.do" width="100px" height="50px"/>
  			  </form>    
  		</div>     
  </body>
</html>

2 ViewController.java
package com.liuzd.sj.web;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;

import com.liuzd.sj.entity.Student;
import com.liuzd.sj.entity.User;

/**
 * 生成excel或PDF类型试图 根据参数进行数据组装,并跳转到相应的视图页面 View Controller Bean<br>
 */

@Controller
@RequestMapping("/view")
public class ViewController {

	@RequestMapping("/excel")
	public ModelAndView viewExcel(HttpServletRequest request,
			HttpServletResponse response) {
		Map model = new HashMap();		
		model.put("list", getStudents());		
		return new ModelAndView(new ViewExcel(), model);
	}
	
	private List getStudents(){
		List stuList = new ArrayList();
		// 构造数据
		Student stu1 = new Student("gaoxiang1", "male1", "20060101", 1);
		Student stu2 = new Student("gaoxiang2", "male2", "20060102", 2);
		Student stu3 = new Student("gaoxiang3", "male3", "20060103", 3);
		Student stu4 = new Student("gaoxiang4", "male4", "20060104", 4);
		Student stu5 = new Student("gaoxiang5", "male5", "20060105", 5);	
		stuList.add(stu1);
		stuList.add(stu2);
		stuList.add(stu3);
		stuList.add(stu4);
		stuList.add(stu5);
		return stuList;
	}

	@RequestMapping("/jxlExcel")
	public ModelAndView viewJxlExcel(@RequestParam("titles") String titles,@RequestParam("colums") String colums,HttpServletRequest request,
			HttpServletResponse response) {		
		String [] array1 = null;
		if(null != colums && colums.indexOf(",") != -1){
			array1 = colums.split(",");
		}
		String [] array2 = null;
		if(null != titles && titles.indexOf(",") != -1){
			array2 = titles.split(",");
		}			
		Map model = new HashMap();
		// 构造数据
		List<User> users = new ArrayList<User>();
		users.add(new User("123456", "李逵", "123", "成都市", "1", 23));
		users.add(new User("123457", "李四", "124", "北京市", "2", 53));
		users.add(new User("123458", "李三", "125", "河南市", "0", 73));
		users.add(new User("123459", "李五", "126", "大路市", "3", 93));
		model.put("list", users);		
		model.put("columns", array1);
		model.put("titles", array2);		
		return new ModelAndView(new JXLExcelView(), model);
	}
	
	@RequestMapping("/pdf")
	public ModelAndView viewPDF(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		Map model = new HashMap();		
		model.put("list", getStudents());			
		return new ModelAndView(new ViewPDF(), model);
	}
}

3 JXLExcelView.java
package com.liuzd.sj.web;

import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import jxl.Workbook;
import jxl.WorkbookSettings;
import jxl.format.Alignment;
import jxl.format.VerticalAlignment;
import jxl.write.WritableCellFormat;
import jxl.write.WritableFont;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;
import jxl.write.biff.RowsExceededException;

import org.apache.commons.beanutils.PropertyUtils;
import org.springframework.web.servlet.view.document.AbstractJExcelView;

import com.liuzd.sj.entity.User;


public class JXLExcelView extends AbstractJExcelView {

	private String[] columnNames = new String[] { "编号", "姓名", "年龄", "性别", "密码",
			"地址" };

	private String[] dbColumnNames = new String[] { "id", "name", "age", "sex",
			"password", "address" };

	private Integer[] columnWidths = new Integer[] { 20, 20, 20, 20, 20, 20 };

	@Override
	public void buildExcelDocument(Map<String, Object> map,
			WritableWorkbook work, HttpServletRequest req,
			HttpServletResponse response) {
		String [] titles = (String[])map.get("titles");
		if(null != titles && titles.length > 0){
			 columnNames = titles;
		}
		String [] columns = (String[])map.get("columns");
		if(null != columns &&  columns.length > 0){
			dbColumnNames = columns;
		}
		
		OutputStream os = null;
		try {

			String excelName = "用户信息.xls";
			// 设置response方式,使执行此controller时候自动出现下载页面,而非直接使用excel打开
			response.setContentType("APPLICATION/OCTET-STREAM");
			response.setHeader("Content-Disposition", "attachment; filename="
					+ URLEncoder.encode(excelName, "UTF-8"));
			os = response.getOutputStream();
			// sheet名称
			String sheetName = "用户信息";

			// 全局设置
			WorkbookSettings setting = new WorkbookSettings();
			java.util.Locale locale = new java.util.Locale("zh", "CN");
			setting.setLocale(locale);
			setting.setEncoding("ISO-8859-1");
			// 创建工作薄
			work = Workbook.createWorkbook(os); // 建立excel文件
			// 创建第一个工作表
			jxl.write.WritableSheet ws = work.createSheet(sheetName, 1); // sheet名称
			// 添加标题
			addColumNameToWsheet(ws);

			List<User> list = (List<User>) map.get("list");
			writeContext(ws, list);

		} catch (Exception e) {
			e.printStackTrace();
		} finally {

			// 写入文件
			try {
				work.write();
				work.close();
				os.flush();
				os.close();
			} catch (WriteException e) {
				e.printStackTrace();
			} catch (IOException e) {
				e.printStackTrace();
			}

		}

	}

	private <T> void writeContext(WritableSheet wsheet, List<T> list) {
		int rows = list.size();
		jxl.write.Label wlabel = null;
		jxl.write.WritableCellFormat wcf = getFormat();
		int cols = dbColumnNames.length;
		String columnName = null;
		Object value = null;
		try {
			for (int i = 0; i < rows; i++) {
				T t = (T) list.get(i);				
				for (int j = 0; j < cols; j++) {
					columnName = dbColumnNames[j].toLowerCase();
					value = PropertyUtils.getProperty(t, columnName);
					wlabel = new jxl.write.Label(j, (i + 1), value + "", wcf);
					wlabel = new jxl.write.Label(j, (i + 1), value + "");
					wsheet.addCell(wlabel);
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}

	}

	// 添加标题样式
	private void addColumNameToWsheet(jxl.write.WritableSheet wsheet)
			throws RowsExceededException, WriteException {

		// 设置excel标题
		jxl.write.WritableFont wfont = getFont();
		if (null == wfont) {
			wfont = new WritableFont(WritableFont.ARIAL,
					WritableFont.DEFAULT_POINT_SIZE, WritableFont.BOLD);

		}
		jxl.write.WritableCellFormat wcfFC = getFormat();
		if (null == wcfFC) {
			wcfFC = new jxl.write.WritableCellFormat(wfont);
			try {
				wcfFC.setWrap(true);// 自动换行
				wcfFC.setAlignment(Alignment.CENTRE);
				wcfFC.setVerticalAlignment(VerticalAlignment.CENTRE);// 设置对齐方式
			} catch (WriteException e) {
				e.printStackTrace();
			}
		}

		jxl.write.Label wlabel1 = null;
		String[] columNames = columnNames;
		if (null == columNames)
			return;
		int colSize = columNames.length;

		Integer[] colsWidth = columnWidths;
		if (null == colsWidth) {
			colsWidth = new Integer[colSize];
			for (int i = 0; i < colSize; i++) {
				colsWidth[i] = 20;
			}
		}

		int temp = 0;
		String colName = null;
		for (int i = 0; i < colSize; i++) {
			colName = columNames[i];
			if (null == colName || "".equals(colName))
				colName = "";
			wlabel1 = new jxl.write.Label(i, 0, colName, wcfFC);
			wsheet.addCell(wlabel1);
			temp = colsWidth[i].intValue();
			// 默认设置列宽
			temp = temp == 0 ? 20 : temp;
			wsheet.setColumnView(i, temp);
		}

	}

	// 设置格式
	private WritableCellFormat getFormat() {

		jxl.write.WritableFont wfont = getFont();
		jxl.write.WritableCellFormat wcfFC = new jxl.write.WritableCellFormat(
				wfont);
		try {
			wcfFC.setWrap(true);
			wcfFC.setAlignment(Alignment.CENTRE);
			wcfFC.setVerticalAlignment(VerticalAlignment.CENTRE);
		} catch (WriteException e) {
			e.printStackTrace();
		}
		return wcfFC;
	}

	// 设置字体
	private WritableFont getFont() {
		return new WritableFont(WritableFont.ARIAL,
				WritableFont.DEFAULT_POINT_SIZE, WritableFont.BOLD);
	}

}

4 ViewExcel.java
package com.liuzd.sj.web;
import java.net.URLEncoder;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFDataFormat;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.web.servlet.view.document.AbstractExcelView;

import com.liuzd.sj.entity.Student;
/**
* 生成excel视图,可用excel工具打开或者保存
* 由ViewController的return new ModelAndView(viewExcel, model)生成
*/
public class ViewExcel extends AbstractExcelView {   
   
    public void buildExcelDocument(Map model, HSSFWorkbook workbook,   
            HttpServletRequest request, HttpServletResponse response)   
            throws Exception {  
    	
    	String excelName = "用户信息.xls";
		// 设置response方式,使执行此controller时候自动出现下载页面,而非直接使用excel打开
		response.setContentType("APPLICATION/OCTET-STREAM");
		response.setHeader("Content-Disposition", "attachment; filename="+ URLEncoder.encode(excelName, "UTF-8"));	
		
		List stuList = (List) model.get("list");   
		// 产生Excel表头
		HSSFSheet sheet = workbook.createSheet("studentList");
		HSSFRow header = sheet.createRow(0); // 第0行
		// 产生标题列
		header.createCell((short) 0).setCellValue("name");
		header.createCell((short) 1).setCellValue("sex");
		header.createCell((short) 2).setCellValue("date");
		header.createCell((short) 3).setCellValue("count");
		HSSFCellStyle cellStyle = workbook.createCellStyle();
		cellStyle.setDataFormat(HSSFDataFormat.getBuiltinFormat("mm/dd/yyyy"));

		// 填充数据
		int rowNum = 1;
		for (Iterator iter = stuList.iterator(); iter.hasNext();) {
			Student element = (Student) iter.next();
			HSSFRow row = sheet.createRow(rowNum++);
			row.createCell((short) 0)
					.setCellValue(element.getName().toString());
			row.createCell((short) 1).setCellValue(element.getSex().toString());
			row.createCell((short) 2)
					.setCellValue(element.getDate().toString());
			row.getCell((short) 2).setCellStyle(cellStyle);
			row.createCell((short) 3).setCellValue(element.getCount());
		}

		// 列总和计算
		HSSFRow row = sheet.createRow(rowNum);
		row.createCell((short) 0).setCellValue("TOTAL:");
		String formual = "SUM(D2:D" + rowNum + ")"; // D2到D[rowNum]单元格起(count数据)
		row.createCell((short) 3).setCellFormula(formual);
    }   
}

5 ViewPDF.java
package com.liuzd.sj.web;
import java.net.URLEncoder;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.view.document.AbstractPdfView;

import com.liuzd.sj.entity.Student;
import com.lowagie.text.Document;
import com.lowagie.text.Paragraph;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfWriter;
/**
* 生成PDF视图,可用PDF浏览器打开或者保存
* 由ViewController的return new ModelAndView(viewPDF, model)生成
* @version Version 1.0
*/
public class ViewPDF extends AbstractPdfView {   
    public void buildPdfDocument(Map model, Document document,   
            PdfWriter writer, HttpServletRequest request,   
            HttpServletResponse response) throws Exception {   
  
    	String excelName = "用户信息.pdf";
		// 设置response方式,使执行此controller时候自动出现下载页面,而非直接使用excel打开
		response.setContentType("APPLICATION/OCTET-STREAM");
		response.setHeader("Content-Disposition", "attachment; filename="+ URLEncoder.encode(excelName, "UTF-8"));	
		
        List stuList = (List) model.get("list");          
		//显示中文
		BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED); 
		com.lowagie.text.Font FontChinese = new com.lowagie.text.Font(bfChinese, 12, com.lowagie.text.Font.NORMAL ); 		
  
		String value = null;
        for (int i = 0; i < stuList.size(); i++) {  
        	Student s = (Student)stuList.get(i);
        	value = "姓名: "+ s.getName()+",性别: "+s.getSex() + ",日期: " + s.getDate() + ",总数: " + s.getCount();
        	document.add(new Paragraph(value,FontChinese));   
        }
    }   
}

6 springmvc.xml
<?xml version="1.0" encoding="UTF-8" ?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="
        http://www.springframework.org/schema/beans 
        http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
        http://www.springframework.org/schema/context 
        http://www.springframework.org/schema/context/spring-context-3.0.xsd
        http://www.springframework.org/schema/mvc    
        http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">
	<!-- 
		自动搜索@Controller标注的类
		用于指明系统从哪个路径下寻找controller,然后提前初始化这些对象。
	-->
	<context:component-scan base-package="com.liuzd.sj.web" />	
	<mvc:annotation-driven/>   		

	<!--  ③:对模型视图名称的解析,即在模型视图名称添加前后缀 -->
	<bean
		class="org.springframework.web.servlet.view.InternalResourceViewResolver"
		p:prefix="/WEB-INF/jsp/" p:suffix=".jsp" />	
   
</beans>

三 附件为工程源代码http://dl.iteye.com/topics/download/23bd290d-405a-3e9b-b557-28c3773bdeb3
四 相关jar包下载
jackson-all-1.8.1.jar请参见:SpringMVC:整合JQUERY与JSON
http://liuzidong.iteye.com/blog/1069343
jexcelapi_2_6_12_1.jar
http://dl.iteye.com/topics/download/4662fd6c-4dee-3dba-ac12-509ff9323258
iText-POI.zip中包含jar包有:iText-2.1.2.jar,iTextAsian.jar,poi-3.7-20101029.jar
http://dl.iteye.com/topics/download/a919b53f-615d-3b67-b790-32b4e0fec85f

  • 大小: 57 KB
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评论
3 楼 xiangnideshen 2014-11-20  
谢谢分享
2 楼 object_object 2011-12-20  
楼主写得非常好,很仔细,收益了
1 楼 ym_java 2011-12-07  
谢谢,非常详细。

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