@RequestMapping(value="/addIdcardsSubmit",method={RequestMethod.POST,RequestMethod.GET})
public String addIdcardsSubmit(HttpServletRequest request,Idcard idcard,MultipartFile idcard_pic) throws IllegalStateException, IOException{
String originalFileName = idcard_pic.getOriginalFilename();
System.out.println("originalFileName"+originalFileName);
String idcardCode = idcard.getIdcardcode();
//改名字
String pic_path = "F:\javaEEWorkspace\DemoJimSpringMVCMyBatis\src\main\webapp\pic\";//字符串需要两个斜杠
String NewFileName = UUID.randomUUID()+originalFileName.substring(originalFileName.lastIndexOf("."));//修改照片名字
//新的图片
File newfile = new File(pic_path + NewFileName);
//将内存中的数据写入磁盘
idcard_pic.transferTo(newfile);
idcard.setPic(NewFileName);
System.out.println("idcardCode"+idcardCode);
int num = idcardService.addIdCard(idcard);
if(num == 1) return "/success";
else return "/fail";
}
//index.jsp
<%@ page language="java" contentType="text/html; charset=utf-8" isELIgnored="false"
pageEncoding="utf-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Insert title here</title>
</head>
<body>
${pageContext.request.contextPath}
<a href="${pageContext.request.contextPath}/addIdcard.action">增加用户信息</a>
<form action="${pageContext.request.contextPath}/findIdcardByIdcardcode.action" name="myform" method="post">
查询条件：
<table width="60%" border=1>
<tr>
<td width="50%"><input type="text" name="idcardcode" /></td>
<td><input type="submit" value="查询"/></td>
</tr>
</table>
</form>
<form action="${pageContext.request.contextPath}/deleteIdcardAll.action" name="myform1" method="post">
身份证信息列表：
<table width="60%" border=1>
<tr>
<td colspan="3"><input type="submit" value="批量删除" /></td>
</tr>
<tr>
<td>身份证</td>
<td>身份证图片</td>
<td>操作</td>
</tr>
<c:forEach items="${idcardsAll}" var="idcard" varStatus="status"><!-- 遍历idcardList集合，然后一个一个给idcard，idcard就 相当于是Idcard-->
<tr height="100">
<td width="200">
<input type="checkbox" name="ids" value="${idcard.id }"/>
<input type="hidden" name="idcardList[${status.index }].id" value="${idcard.id }"/>
${idcard.idcardcode}
</td>
<td width="200">
<c:if test="${idcard.pic !=null}">
<img src="./pic/${idcard.pic}" alt="" width="100" height="100"/>
<br/>
</c:if>
</td>
<td>
<a href="${pageContext.request.contextPath }/findIdcardById.action?id=${idcard.id}">查询</a>
<a href="${pageContext.request.contextPath }/editItems.action?id=${idcard.id}">修改</a>
<a href="${pageContext.request.contextPath }/deleteIdcardById.action?id=${idcard.id}">删除</a>
</td>
</tr>
</c:forEach>
</table>
</form>
</body>
</html>
//findIdcard.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
${idcard.idcardcode}
<form id="idcardForm" action="${pageContext.request.contextPath }/findIdcardsAll.action" method="post">
身份证信息：
<table width="100%" border=1>
<tr>
<td>身份证信息</td>
<td><input type="text" name="idcardcode" disabled="disabled" value="${idcard.idcardcode}"/></td>
</tr>
<tr>
<td>身份证图片</td>
<td>
<c:if test="${idcard.pic !=null}">
<img src="./pic/${idcard.pic}" width=100 height=100/>
<br/>
</c:if>
</td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="返回"/>
</td>
</tr>
</table>
</form>
</body>
</html>
//addIdcard.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<form id="idcardForm" action="${pageContext.request.contextPath }/addIdcardsSubmit.action" method="post" enctype="multipart/form-data">
身份证信息：
<table width="100%" border=1>
<tr>
<td>身份证信息</td>
<td><input type="text" name="idcardcode"/></td>
</tr>
<tr>
<td>身份证图片</td>
<td>
<input type="file" name="idcard_pic" >
<br/>
</td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="添加"/>
</td>
</tr>
</table>
</form>
</body>
</html>