comment faire pour télécharger un fichier en plusieurs parties à l'aide de angular js spring mvc

Je suis en train de télécharger un fichier en utilisant angularjs et spring MVC

J'ai un multipartResolver haricot application-context.xml.

    <mvc:annotation-driven />

    <bean id="multipartResolver"
        class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="maxUploadSize" value="2097152" />
    </bean>

mon formulaire ressembler à ceci:

<form method="post" id="fromFileUpload" enctype="multipart/form-data"
ng-submit="continueFileUpload()">
<div class="form-group">
<label class="control-label col-sm-4 col-xs-12" for="quoteIdentifier">Quote Identifier : </label>
<div class="col-xs-4 input-max">
<select type="text" class="form-control " name="quoteIdentifier" id="quoteIdentifier" ng-model="quoteIdentifier" ng-options="">
<option style="display: none" value="">Choose</option>
</select>
</div>
</div>
<div class="form-group">
<label class="control-label col-sm-4 col-xs-12" for="file">Please upload the file : <span class="required">*</span> </label>
<div class="col-xs-4 input-max controls ">
<input class="inline-block" type="file" name="file" ng-model="file" data-rule-required="true" id="file"         accept=".csv,.xsl,.xml,.mpp,application/vnd.ms-excel">
</div>
<span id="vaildFile" class="text-success icon-ok hide">Valid File</span> <span id="invaildFile" class="text-error icon-remove hide"> Invalid File</span>
</div>
<div class="box-header">
<div class="actions">   
<button type="submit" class="btn btn-primary">
<i class="icon-arrow-right"></i> Continue
</button>           
</div>
</div>    
</form>
$scope.continueFileUpload=function (){
var uploadUrl=serverUrl+"continueFileUpload";
var formData=new FormData();
formData.append("file",file.files[0]);
$http({
method: 'POST',
url: uploadUrl,
headers: {'Content-Type': false},
data: formData,
transformRequest: function(data, headersGetterFunction) {
return data;
}
})
.success(function(data, status) {   
alert("success");
})
};

printemps contrôleur:

@Controller
public class FileUploadController {
@RequestMapping(value = "/continueFileUpload", method = RequestMethod.POST)
@ResponseBody
public String continueFileUpload(HttpServletRequest request,
HttpServletResponse response){
MultipartHttpServletRequest mRequest;
try {
mRequest = (MultipartHttpServletRequest) request;
mRequest.getParameterMap();
Iterator<String> itr = mRequest.getFileNames();
while (itr.hasNext()) {
MultipartFile mFile = mRequest.getFile(itr.next());
String fileName = mFile.getOriginalFilename();
System.out.println(fileName);
}
} catch (Exception e) {
e.printStackTrace();
}
return null;
}

Quand j'ajoute multipart/form-data pour la tête-je obtenir **the request was rejected because no multipart boundary was found** exceptions

Si je ne voulais pas ajouter je obtenir org.apache.catalina.connector.RequestFacade cannot be cast to org.springframework.web.multipart.MultipartHttpServletRequest

OriginalL'auteur jos | 2014-05-22