MultipartHttpServletRequest 多文件上传。个人demo

                         <a href="javascript:void(0)" class="easyui-linkbutton" iconCls="icon-edit" plain="true" onclick="editChannel()">编辑</a><!-- 编辑窗口 -->    <div id="dlg2" class="easyui-dialog" style="width:680px;height:500px;padding:10px 20px"            closed="true" buttons="#dlg-buttons">       <form id="fm2" method="post" enctype="multipart/form-data"   novalidate>                         <div class="fitem">                <label>文件导入:</label>                <input name="modifFile" id="modifFile"class="easyui-filebox"  style="width:200px"                 data-options="prompt:'请选择文件...'"> （支持xls,csv格式文件）            </div>                   </form>    </div>    <div id="dlg-buttons">        <a href="javascript:void(0)" class="easyui-linkbutton c6" iconCls="icon-ok" onclick="save2Channel()" style="width:90px">保存</a>        <a href="javascript:void(0)" class="easyui-linkbutton" iconCls="icon-cancel" onclick="javascript:$('#dlg2').dialog('close')" style="width:90px">取消</a>    </div>  

function editChannel(){    var row = $('#dg').datagrid('getSelected');    if (row){        $('#dlg2').dialog('open').dialog('center').dialog('setTitle','编辑');        $('#fm2').form('load',row);        url = '/channel/update.html';    }else{    $.messager.show({            title: '提示信息',            msg: '请选择一条记录！'        });    }}/** * 编辑保存 */function save2Channel(){    $('#fm2').form('submit' , {        url : '/channel/update.html',        onSubmit: function(){        },        success : function(data){            $.messager.progress('close');            var data = eval('('+data+')');            if (data && data.success){                $.messager.show({                    title: '成功信息',                    msg: data.msg                });                $('#dlg2').dialog('close');                        $('#dg').datagrid('reload');                } else {                $.messager.show({                    title: '失败信息',                    msg: data.msg                });                $('#dlg2').dialog('close');                        $('#dg').datagrid('reload');                }        }    });        var win = $.messager.progress({        title:'请稍后',        msg:'正在上传数据...'    });}

///*ChannelRequest request*/ 注不能直接传请求对象@SuppressWarnings("unused")@RequestMapping("/update")@ResponseBodypublic Result update(HttpServletRequest request0,Integer channelId ,Character status, Character showFlag ,Character flag,String channelName,String fileParserName,String fileCompareName ,String importorName,String rule ,String sourceConfig,String schemaInfo, String processors){try{ MultipartHttpServletRequest multipartRequest = WebUtils.getNativeRequest(request0, MultipartHttpServletRequest.class); List<MultipartFile> multipartFiles = multipartRequest.getFiles("modifFile");if(!StringUtils.isBlank(multipartFiles.get(0).getOriginalFilename())){ //1 文件保存String[] filePaths = uploadFile(multipartFiles.get(0));} //封装渠道信息 ChannelRequest request = packaging(channelId, status, showFlag, flag,channelName, fileParserName, fileCompareName, importorName,rule, sourceConfig, schemaInfo, processors);channelService.update(DatasoureFlagEnum.DATA_R_CASH.getCode(),request);log.info("更新渠道成功");return Result.success("更新渠道成功");}catch(Exception e){log.error("更新渠道失败,{}", e);return Result.error("更新渠道失败");}}

private String[] uploadFile(MultipartFile file1) throws Exception {if (null == file1 || file1.isEmpty()) {           throw new Exception("");        }        if (!this.validateFile(file1, FileSuffixEnum.JAR,FileSuffixEnum.ZIP)) {        throw new Exception("文件需为 jar, zip类型");        }              String origFileName = file1.getOriginalFilename();/*String dataStr = DateUtil.getCurDate();String chargeFileName=origFileName+"("+dataStr+")";String fileName = UUID.randomUUID().toString().replaceAll("-", "");fileName = fileName + origFileName.substring(origFileName.lastIndexOf('.'), origFileName.length());*/String filePath1 = batchContentService.channelUploadFile(file1.getBytes(), origFileName);return new String[]{filePath1,origFileName};}

/** * @description 校验上传文件的后缀 * @param file * @param enums * @return */protected boolean validateFile(MultipartFile file, FileSuffixEnum... enums) {try {if (file == null || file.isEmpty()) {return false;}for (FileSuffixEnum t : enums) {if (StringUtils.equals(t.name().toUpperCase(), FilenameUtils.getExtension(file.getOriginalFilename()).toUpperCase())) {return true;}}} catch (Exception e) {log.error(e.getMessage(), e);}return false;}

Service

@Overridepublic String channelUploadFile(byte[] data, String fileName) {String fileDir=null;try {//File.separator  fileDir = ConfigFiles.deployPath;File file = new File(fileDir +File.separator+ fileName);if (!file.exists()) {// 如果存在,修改文件修改时间//FileUtils.touch(file);FileUtils.writeByteArrayToFile(file, data);}else {file.delete();// 如果存在,修改文件修改时间//FileUtils.touch(file);FileUtils.writeByteArrayToFile(file, data);}} catch (Exception e) {LOGGER.error("文件上传失败", e);throw new RuntimeException("文件上传失败");}return  fileDir + File.separator + fileName;}