Hi Supun, [1] also suggests to make contentType false.
[1] http://stackoverflow.com/questions/12831680/jquery-ajax-multipart-form-data-not-sending-data Thanks. On Fri, Apr 24, 2015 at 8:44 AM, Malith Munasinghe <mali...@wso2.com> wrote: > Hi Supun! > > Try Making contentType: false, > > Regards, > Malith. > > On Thu, Apr 23, 2015 at 5:20 PM, Supun Sethunga <sup...@wso2.com> wrote: > >> Hi, >> >> Requirement was to let a user upload a data file from a UI >> (html/jaggery), and the backend which handles file uploading is exposed as >> a REST service. Backend service method I wrote looks as follows: >> >> @POST >>> @Produces(MediaType.APPLICATION_JSON) >>> @Consumes(MediaType.MULTIPART_FORM_DATA) >>> public Response uploadDataset(@Multipart("datasetName") String >>> datasetName, >>> @Multipart("version") String version, >>> @Multipart("description") String >>> description, >>> @Multipart("sourceType") String >>> sourceType, >>> @Multipart("destination") String >>> destination, >>> @Multipart("sourcePath") String >>> sourcePath, >>> @Multipart("dataFormat") String >>> dataFormat, >>> @Multipart("file") InputStream >>> inputStream) { >>> . . . >>> . . . >>> } >> >> >> The InputStream is then written to a file at the server side. This method >> works fine when I call this with CURL using: >> >> *curl -X POST -b cookies http://localhost:9763/api/datasets >>> <http://localhost:9763/api/datasets> -H "Authorization: Basic >>> YWRtaW46YWRtaW4=" -H "Content-Type: multipart/form-data" --form >>> datasetName=TestDataset --form version=1.0.0 --form >>> description=TestDescription --form sourceType=file --form destination=file >>> --form dataFormat=CSV --form >>> file=@/home/supun/Supun/MachineLearning/data/IndiansDiabetes.csv --form >>> sourcePath=/temp* >> >> >> Also works fine when I used Chrome's REST client. >> >> However, when I call the same service, using AJAX, the file is written >> with empty content. Follow is the sample snippet. >> >> >>> *var formData = new FormData();* >>> * formData.append("file", fileInput[0]['files'][0], >>> 'IndiansDiabetes.csv');* >>> * formData.append("datasetName", name);* >>> * formData.append("version", version);* >>> * formData.append("description", comments);* >>> * formData.append("sourceType", dataSourceType);* >>> * formData.append("sourcePath", null);* >>> * formData.append("destination", dataTargetType);** >>> formData.append("dataFormat", dataType);* >> >> >> >> >>> * var baseUrl = getBaseUrl(window.location.href);* >>> * $.ajax({* >>> * type: 'POST',* >>> * url: baseUrl + '/api/datasets', * >>> * contentType: "multipart/form-data",* >>> * processData: false,* >>> * data: formData,** beforeSend : function(xhr) {* >>> >>> * xhr.setRequestHeader("Authorization", "Basic " + >>> "YWRtaW46YWRtaW4=");* >>> * },* >>> * success : function(res){* >>> * console.log('success');* >>> * },* >>> * error : function(res){* >>> * console.log('failed');* >>> * } * >>> * });** })* >> >> >> One thing I noticed was, When calling the service using CURL and >> REST-Client, the *@Multipart("file") InputStream inputStream* binds to >> a "LoadingByteArrayOutputStream", but when calling from AJAX (or even with >> a java client) it binds to a >> "org.apache.cxf.attachment.DelegatingInputStream", and hence writing an >> empty content to the server. >> >> Any idea on how to overcome this? >> >> Thanks, >> Supun >> >> -- >> *Supun Sethunga* >> Software Engineer >> WSO2, Inc. >> http://wso2.com/ >> lean | enterprise | middleware >> Mobile : +94 716546324 >> >> _______________________________________________ >> Dev mailing list >> Dev@wso2.org >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > Malith Munasinghe | Software Engineer > M: +94 (071) 9401122 > E: mali...@wso2.com > W: http://wso2.com > > _______________________________________________ > Dev mailing list > Dev@wso2.org > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- Best Regards, *Thilini Cooray* Software Engineer Mobile : +94 (0) 774 570 112 <%2B94%20%280%29%20773%20451194> E-mail : thili...@wso2.com WSO2 Inc. www.wso2.com lean.enterprise.middleware
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