spring 导入excel
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1、页面
<!DOCTYPE html><html xmlns:th="http://www.thymeleaf.org"><head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags --> <meta name="description" content=""> <meta name="author" content=""> <link rel="icon" th:href="@{/static/images/favicon.ico}"> <title>用户管理</title> <!-- Bootstrap core CSS --> <link rel="stylesheet" th:href="@{/static/css/bootstrap.min.css}"> <!-- IE10 viewport hack for Surface/desktop Windows 8 bug --> <link th:href="@{/static/css/ie10-viewport-bug-workaround.css}" rel="stylesheet"> <!-- Custom styles for this template --> <link th:href="@{/static/css/index.css}" rel="stylesheet"> <!-- Just for debugging purposes. Don't actually copy these 2 lines! --> <!--[if lt IE 9]><!--<script src="../js/ie8-responsive-file-warning.js"></script>--><![endif]--> <script th:src="@{/static/js/ie-emulation-modes-warning.js}"></script> <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries --> <!--[if lt IE 9]> <!--<script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script>--> <!--<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>--> <![endif]--></head><body><nav th:replace="common/fragment :: nav-header"></nav><div class="container-fluid"> <div class="row"> <nav th:replace="common/fragment :: nav-menu"></nav> <div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main"> <h2 class="page-header">题库中心</h2> <!--<h2 class="sub-header">Section title</h2>--> <div class="table-responsive"> <button type="button" class="btn btn-default import">导入</button> <form id="uploadForm" enctype="multipart/form-data" method="post"> <input id="upfile" type="file" name="upfile" style="display: none"> </form> <table class="table table-striped"> <thead> <tr> <th class="text-center">#</th> <th class="text-center">帐号</th> <th class="text-center">姓名</th> <th class="text-center">性别</th> <th class="text-center">生日</th> <th class="text-center">电话</th> <th class="text-center">微信</th> <th class="text-center">QQ</th> <th class="text-center">邮箱</th> <th class="text-center">操作</th> </tr> </thead> <tbody> <!--<tr class="text-center" th:each="customer:${page.content}">--> <!--<td>--> <!--<label>--> <!--<input type="checkbox" value="remember-me">--> <!--</label>--> <!--</td>--> <!--<td th:text="${customer.accountNumber}">zhangsan</td>--> <!--<td th:text="${customer.adminName}">张三</td>--> <!--<td th:text="${customer.sex?.name}">男</td>--> <!--<td th:text="${customer.birth}">1990-03-05</td>--> <!--<td th:text="${customer.phone}">15135173514</td>--> <!--<td th:text="${customer.weixin}">123456</td>--> <!--<td th:text="${customer.qqNumber}">643971065</td>--> <!--<td th:text="${customer.email}">15135173514@163.com</td>--> <!--<td>--> <!--<a class="btn btn-sm btn-success">查看</a>--> <!--<a class="btn btn-sm btn-success">修改</a>--> <!--<a class="btn btn-sm btn-danger">删除</a>--> <!--</td>--> <!--</tr>--> </tbody> </table> </div> </div> </div></div><!-- Bootstrap core JavaScript================================================== --><!-- Placed at the end of the document so the pages load faster --><!--<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>--><script th:src="@{/static/js/jquery.min.js}"></script><script th:src="@{/static/js/bootstrap.min.js}"></script><!-- Just to make our placeholder images work. Don't actually copy the next line! --><script th:src="@{/static/js/holder.min.js}"></script><!-- IE10 viewport hack for Surface/desktop Windows 8 bug --><script th:src="@{/static/js/ie10-viewport-bug-workaround.js}"></script><script th:src="@{/static/js/global.js}"></script><script th:src="@{/static/js/jquery.form.js}"></script><script type="text/javascript" th:inline="javascript"> var ctx = /*[[@{/}]]*/; //导入excel $(".import").bind("click",function (e) { $(this).next().find("input[type='file']").trigger("click").unbind("change").bind("change",function () { if (!this.value) return; if(checkData()){ $(this).parent().ajaxSubmit({ url: ctx + "importExcel", type: "post", beforeSend: function() { console.log("准备上传"); }, success:function (result) { if (result.success){ alert("上传成功"); }else{ alert(result.message); } }, error: function(error) { alert("出错啦"); } }) } }) }) //JS校验form表单信息 function checkData(){ var fileDir = $("#upfile").val(); var suffix = fileDir.substr(fileDir.lastIndexOf(".")); console.log(suffix); if("" == fileDir){ alert("选择需要导入的Excel文件！"); return false; } if(".XLS" != suffix && ".XLSX" != suffix && ".xls" != suffix && ".xlsx" != suffix){ alert("选择Excel格式的文件导入！"); return false; } return true; }</script></body></html>2、conreoller
package com.shanglan.exam.controller;import com.shanglan.exam.base.AjaxResponse;import com.shanglan.exam.service.ExamService;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.data.domain.Pageable;import org.springframework.data.web.PageableDefault;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.bind.annotation.RestController;import org.springframework.web.multipart.MultipartFile;import org.springframework.web.multipart.MultipartHttpServletRequest;import org.springframework.web.servlet.ModelAndView;import javax.servlet.http.HttpServletRequest;import java.io.InputStream;/** * Created by cuishiying on 2017/6/13. */@RestController@RequestMapping("/")public class IndexController { @Autowired private ExamService examService; @RequestMapping public ModelAndView index(@PageableDefault Pageable pageable){ ModelAndView model = new ModelAndView("question_bank"); return model; } @RequestMapping(path = "/importExcel", method = RequestMethod.POST) public AjaxResponse<?> importExcel(HttpServletRequest request) throws Exception{ MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request; MultipartFile file = multipartRequest.getFile("upfile"); if(file.isEmpty()){ throw new Exception("文件不存在！"); } InputStream in = file.getInputStream(); AjaxResponse ajaxResponse = examService.importExcel(in, file); return ajaxResponse; }}3、service
package com.shanglan.exam.service;import com.shanglan.exam.base.AjaxResponse;import com.shanglan.exam.base.ExcelUtils;import com.shanglan.exam.entity.Question;import com.shanglan.exam.repository.ExamRepository;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Service;import org.springframework.transaction.annotation.Transactional;import org.springframework.web.multipart.MultipartFile;import java.io.InputStream;import java.util.ArrayList;import java.util.List;/** * Created by cuishiying on 2017/6/13. */@Service@Transactionalpublic class ExamService { @Autowired private ExamRepository examRepository; public AjaxResponse importExcel(InputStream in, MultipartFile file) throws Exception { List<List<Object>> listob = ExcelUtils.getBankListByExcel(in,file.getOriginalFilename()); List<Question> questions=new ArrayList<Question>(); for (int i = 0; i < listob.size(); i++) { List<Object> lo = listob.get(i); Question question = new Question(); question.setTitle(String.valueOf(lo.get(0))); question.setScore(Integer.parseInt(String.valueOf(lo.get(1)))); questions.add(question); } examRepository.save(questions); return AjaxResponse.success(); }}4、respository
package com.shanglan.exam.repository;import com.shanglan.exam.entity.Question;import org.springframework.data.jpa.repository.JpaRepository;import org.springframework.data.jpa.repository.JpaSpecificationExecutor;/** * Created by cuishiying on 2017/6/13. */public interface ExamRepository extends JpaRepository<Question, Integer>,JpaSpecificationExecutor<Question> {}阅读全文
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