最近在项目中有用到上传Excel,将数据解析到数据库,在网上找了很多资源,在此做个总结:
1、首先放上要运到的jar包
jar包传送门
提取码: ha4p
2、接下来有这两个工具类,不用改变,可以直接使用
package com.grand.common.util;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
public class ExcelBean implements java.io.Serializable {
/**
*
*/
private static final long serialVersionUID = 1L;
private String headTextName;//列头(标题)名
private String propertyName;//对应字段名
private Integer cols;//合并单元格数
private XSSFCellStyle cellStyle;
public ExcelBean(){
}
public ExcelBean(String headTextName, String propertyName){
this.headTextName = headTextName;
this.propertyName = propertyName;
}
public ExcelBean(String headTextName, String propertyName, Integer cols) {
super();
this.headTextName = headTextName;
this.propertyName = propertyName;
this.cols = cols;
}
public String getHeadTextName() {
return headTextName;
}
public void setHeadTextName(String headTextName) {
this.headTextName = headTextName;
}
public String getPropertyName() {
return propertyName;
}
public void setPropertyName(String propertyName) {
this.propertyName = propertyName;
}
public Integer getCols() {
return cols;
}
public void setCols(Integer cols) {
this.cols = cols;
}
public XSSFCellStyle getCellStyle() {
return cellStyle;
}
public void setCellStyle(XSSFCellStyle cellStyle) {
this.cellStyle = cellStyle;
}
}
package com.grand.common.util;
import java.io.IOException;
import java.io.InputStream;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.apache.poi.hssf.usermodel.HSSFDateUtil;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
public class ExcelUtil {
private final static String excel2003L =".xls"; //2003- 版本的excel
private final static String excel2007U =".xlsx"; //2007+ 版本的excel
/**
* 描述:获取IO流中的数据,组装成List>对象
* @param in,fileName
* @return
* @throws IOException
*/
public List> getBankListByExcel(InputStream in,String fileName) throws Exception{
List> list = null;
//创建Excel工作薄
Workbook work = this.getWorkbook(in,fileName);
if(null == work){
throw new Exception("创建Excel工作薄为空!");
}
Sheet sheet = null; //页数
Row row = null; //行数
Cell cell = null; //列数
list = new ArrayList>();
//遍历Excel中所有的sheet
for (int i = 0; i < work.getNumberOfSheets(); i++) {
sheet = work.getSheetAt(i);
if(sheet==null){continue;}
//遍历当前sheet中的所有行
for (int j = sheet.getFirstRowNum(); j <= sheet.getLastRowNum(); j++) {
row = sheet.getRow(j);
if(row==null||row.getFirstCellNum()==j){continue;}
//遍历所有的列
List
我的实体类:
public class MarketUser {
private String cis;
private String custName;
private String salBalance; // 交易金额
private String tellPhone; // 联系电话
private String idCard; // 身份证号
private String belongOrgn; // 归属机构
private String capitalOutTime; // 资金转出日期
private String capitalOutOrgn; // 资金转出机构
private String capitalInOrgn; // 资金转入机构
private String productStartTime; // 产品起息日
private String productEndTime; // 产品到期日
public String getCis() {
return cis;
}
public void setCis(String cis) {
this.cis = cis;
}
public String getCustName() {
return custName;
}
public void setCustName(String custName) {
this.custName = custName;
}
public String getSalBalance() {
return salBalance;
}
public void setSalBalance(String salBalance) {
this.salBalance = salBalance;
}
public String getTellPhone() {
return tellPhone;
}
public void setTellPhone(String tellPhone) {
this.tellPhone = tellPhone;
}
public String getIdCard() {
return idCard;
}
public void setIdCard(String idCard) {
this.idCard = idCard;
}
public String getBelongOrgn() {
return belongOrgn;
}
public void setBelongOrgn(String belongOrgn) {
this.belongOrgn = belongOrgn;
}
public String getCapitalOutTime() {
return capitalOutTime;
}
public void setCapitalOutTime(String capitalOutTime) {
this.capitalOutTime = capitalOutTime;
}
public String getCapitalOutOrgn() {
return capitalOutOrgn;
}
public void setCapitalOutOrgn(String capitalOutOrgn) {
this.capitalOutOrgn = capitalOutOrgn;
}
public String getCapitalInOrgn() {
return capitalInOrgn;
}
public void setCapitalInOrgn(String capitalInOrgn) {
this.capitalInOrgn = capitalInOrgn;
}
public String getProductStartTime() {
return productStartTime;
}
public void setProductStartTime(String productStartTime) {
this.productStartTime = productStartTime;
}
public String getProductEndTime() {
return productEndTime;
}
public void setProductEndTime(String productEndTime) {
this.productEndTime = productEndTime;
}
}
然后在mapper中定义接口;
// 读取Excel文件之后的插入方法
public int insertData(@Param("user")MarketUser user);
xml文件中写SQL:
INSERT INTO LOSS_CUST_WARNING(
CIS,
CUST_NAME,
sal_balance,
tellPhone,
idCard,
belong_orgn,
capitalOutTime,
capitalOutOrgn,
capitalInOrgn,
product_start_time,
product_end_time)
VALUES(
#{user.cis, jdbcType=VARCHAR},
#{user.custName, jdbcType=VARCHAR},
#{user.salBalance, jdbcType=VARCHAR},
#{user.tellPhone, jdbcType=VARCHAR},
#{user.idCard, jdbcType=VARCHAR},
#{user.belongOrgn, jdbcType=VARCHAR},
#{user.capitalOutTime,jdbcType=VARCHAR},
#{user.capitalOutOrgn, jdbcType=VARCHAR},
#{user.capitalInOrgn, jdbcType=VARCHAR},
#{user.productStartTime,jdbcType=VARCHAR},
#{user.productEndTime,jdbcType=VARCHAR}
)
service中的业务逻辑:
@SuppressWarnings("null")
public int ajaxUploadExcel(HttpServletRequest request,HttpServletResponse response){
MultipartHttpServletRequest multiparRequest = (MultipartHttpServletRequest) request;
int resultNum = 0;
MultipartFile file = multiparRequest.getFile("upfile");
// 文件为空
if (file.isEmpty()) {
try {
throw new Exception("文件不存在!");
} catch (Exception e) {
e.printStackTrace();
}
}
InputStream in = null;
try {
in = file.getInputStream();
} catch (IOException e) {
e.printStackTrace();
}
List> listOb = null;
try {
listOb = new ExcelUtil().getBankListByExcel(in, file.getOriginalFilename());
} catch (Exception e) {
e.printStackTrace();
}
MarketUser user = null;
for (int i = 0; i < listOb.size(); i++) {
List lo = listOb.get(i);
user = new MarketUser();
user.setCis(String.valueOf(lo.get(0))); // 表格的第一列
user.setCustName(String.valueOf(lo.get(1)));
user.setSalBalance(String.valueOf(lo.get(2)));
user.setTellPhone(String.valueOf(lo.get(3)));
user.setIdCard(String.valueOf(lo.get(4)));
user.setBelongOrgn(String.valueOf(lo.get(5)));
user.setCapitalOutTime(String.valueOf(lo.get(6)));
user.setCapitalOutOrgn(String.valueOf(lo.get(7)));
user.setCapitalInOrgn(String.valueOf(lo.get(8)));
user.setProductStartTime(String.valueOf(lo.get(9)));
user.setProductEndTime(String.valueOf(lo.get(10)));
// 插入列的数据
int result = custMarketListMapper.insertData(user);
resultNum += result;
}
return resultNum;
}
controller中的方法:
@RequestMapping(value="configPage")
@ResponseBody
public Map configPage(HttpServletRequest request,HttpServletResponse response){
Map map = new HashMap();
// 插入Excel数据返回的插入条数
int resultNum = custMarketListService.ajaxUploadExcel(request, response);
if (resultNum > 0) {
map.put("resInfo", 0);
}else {
map.put("resInfo", 1);
}
return map;
}
到这儿,后台逻辑就写完了,下面是前端了:
jsp中:
定义button:
js中的写法:
$( '#saveClusterBtn' ).on( 'click' , upLoadExcel );
// 格式验证
function checkData(){
var fileDir = $("#upfile").val();
var suffix = fileDir.substring(fileDir.lastIndexOf("."));
if(fileDir == ""){
bootbox.alert("请选择需要导入的Excel文件!");
return false;
}
if(".xls" != suffix && ".xlsx" != suffix){
bootbox.alert("请选择Excel格式的文件导入!");
return false;
}
return true;
}
// 上传营销清单 Excel 文件
function upLoadExcel(){
var isSumbit = checkData();
if(isSumbit){
$('#uploadExcelForm').ajaxSubmit({
type:"POST",
dataType:"text",
url:this.uploaderUrl,//"${pageContext.request.contextPath}/custMarketList/configPage",
enctype:"multipart/form-data",
success : function(responseText) {
// 返回值中去掉 {"resInfo":0}
responseText = $.parseJSON(responseText.replace(/<.*?>/ig,""));
if(responseText.resInfo == 0){
$("#cluster_name").val("");
bootbox.alert("上传成功");
}else{
$("#cluster_name").val("");
bootbox.alert("上传失败,请重新上传!");
}
},
error:function(){
$("#cluster_name").val("");
bootbox.alert("系统错误,请联系管理员!");
}
});
}
}