简单的头像上传

环境：SSH +jdk1.6+tomcat5.0+oracle

一：jsp代码

 <form action="/FastFood/userInfo.do?p=addUser" method="post" name="myForm" enctype="multipart/form-data"> <table class="table" cellspacing="1" cellpadding="2" width="99%" align="center" border="0"><tbody><tr><td class="bg_tr" height="21" colspan="2"></td></tr><tr><td class="td_bg" height="30" colspan="2" align="center"><b style="font-size: 16px;">新增会员信息</b></td></tr><tr><td  colspan="2" class="td_bg">注意事项：下列带*字符为必填内容，且慎重填写。</td></tr></tbody> </table> <table class="table" cellspacing="1" cellpadding="2" width="99%" align="center" border="0"><tbody><tr><th class="bg_tr" align="right" colspan="2" height="25"><input type="button" value="" onclick="javascript:history.go(-1);" style="cursor:pointer;border:0px;width:54px;height:22px;background-image:url(admin/images/fh.jpg);"></th></tr><tr><td class="td_bg" width="45%" height="26" align="right">账户名称：<font color="red">*</font></td><td class="td_bg" width="55%"><div style="float:left;"><input id="userName" name="userName" onblur="yzName2()" style="width:180px;"></div><div id="yzUserName" style="float:left;margin-left:6px;margin-top:3px;"></div></td></tr><tr><td class="td_bg" width="45%" height="26" align="right">账户密码：<font color="red">*</font></td><td class="td_bg" width="55%"><div style="float:left;"><input type="password" id="pwd" name="pwd" onblur="yzPwd()" style="width:180px;"></div><div id="yzPwd" style="float:left;margin-left:6px;margin-top:3px;"></div></td></tr><tr><td class="td_bg" width="45%" height="26" align="right">确认密码：<font color="red">*</font></td><td class="td_bg" width="55%"><div style="float:left;"><input type="password" id="Rpwd" onblur="yzRPwd()" style="width:180px;"></div><div id="yzRpwd" style="float:left;margin-left:6px;margin-top:3px;"></div></td></tr><tr><td class="td_bg" width="45%" height="26" align="right">性        别：<font color="red">*</font></td><td class="td_bg" width="55%"><input type="radio" id="sex" name="sex" value="1" checked>男<input type="radio" id="sex" name="sex" value="2">女</td></tr><tr><td class="td_bg" width="45%" height="26" align="right">用户头像：  </td><td class="td_bg" width="55%"><input type="file" name="photos" style="width:252px;"></td></tr><tr><td class="td_bg" width="45%" height="26" align="right">联系电话：  </td><td class="td_bg" width="55%"><input name="telephone" onkeypress="return regInput(this,/^[0-9-]*$/,String.fromCharCode(event.keyCode))" style="width:180px;"></td></tr><tr><td class="td_bg" width="45%" height="26" align="right">电子邮件：  </td><td class="td_bg" width="55%"><div style="float:left;"><input id="email" name="email" onblur="yzEmail()" style="width:180px;"></div><div id="yzEmail" style="float:left;margin-left:6px;margin-top:3px;"></div></td></tr><tr><td class="td_bg" width="45%" height="26" align="right">联系地址：  </td><td class="td_bg" width="55%"><input name="address" style="width:180px;"></td></tr><tr><td class="td_bg" width="40%" height="26" align="right">备注信息：  </td><td class="td_bg" width="60%"><textarea name="u_remarks" style="width:300px;height:60px;"></textarea></td></tr></tbody> </table> <table class="table" cellspacing="1" cellpadding="2" width="99%" align="center" border="0"><tbody><tr><td class="td_bg" align="center" colspan="2" height="28"><input type="button" value="提交" onclick="tijiao()" style="cursor:pointer;border:0px;width:42px;height:20px;background-image:url(images/tijiao.jpg);">    <input type="reset" value="重置" style="cursor:pointer;border:0px;width:42px;height:20px;background-image:url(images/tijiao.jpg);"></td></tr></tbody> </table> </form>

//提交function tijiao(){if(yzName2() && yzPwd() && yzRPwd() && yzEmail()){//location="/FastFood/userInfo.do?p=addUser"document.myForm.submit();}}

二：Action代码

/** * 后台添加会员 * @param mapping * @param form * @param request * @param response * @param pageContext * @return * @throws Exception */public ActionForward addUser(ActionMapping mapping, ActionForm form,HttpServletRequest request, HttpServletResponse response)throws Exception {// TODO Auto-generated method stubPrintWriter out=response.getWriter();//获得formUserinfoForm myForm = (UserinfoForm) form;//获得提交的文件对象FormFile ff = myForm.getPhotos();//获得文件字节流byte[] b=ff.getFileData();//获得上传的文件名String fileName=ff.getFileName();//获得upload文件夹的真实路径String filePath=request.getSession().getServletContext().getRealPath("/images/photos");//获得随机的文件名String randomName=UUID.randomUUID().toString();//获得上传文件的后缀名String fix=fileName.substring(fileName.lastIndexOf("."));//创建输出文件的输出流FileOutputStream fos=new FileOutputStream(filePath + "/" + randomName + fix);//获得真实的文件名String photos = randomName + fix;//写入输出流fos.write(b);//关闭fos.close();try {String name = request.getParameter("userName"); //账户名称String pwd = request.getParameter("pwd"); //账户密码String sex = request.getParameter("sex"); //性别String phone = request.getParameter("telephone"); //联系电话String email = request.getParameter("email"); //电子邮件String address = request.getParameter("address"); //联系地址String bz = request.getParameter("u_remarks"); //备注Userinfo userinfo = new Userinfo(name,pwd,Integer.parseInt(sex),new Date(),photos,address,email,phone,1,bz);userInfoService.addUser(userinfo);out.print("<script>alert(\"注册成功!\");location=\"/FastFood/admin/view/addUser.jsp\";</script>");} catch (Exception e) {// TODO Auto-generated catch blocke.printStackTrace();out.print("<script>alert(\"注册失败!\");location=\"/FastFood/admin/view/addUser.jsp\";</script>");}return null;}