multipartform-data

I've been using spring for android successfully in my android app to get/post data from/to the server. Now, I have to do a post request for a multipart form , but I've been unable to get it working the way I want. Use case: 1. Pick a photo from the gallery 2. Load it to a bitmap using the file source 3. Compress the bitmap to a ByteArrayOutputStream 4. Pass the byte array ( ByteArrayOutputStream.toByteArray() ) to the server. (I need to send this as jpeg not application/octet-stream) The server endpoint for upload photo accepts a MultipartFile with only the following Mime types ( Note, it does

I am trying to upload files along with some other form fields using jQuery AJAX calls. This is a common function that calls the URL on the server: function uploadDocument(rquestURL,formId,callback){ $.ajax({ type : 'POST', url : rquestURL, cache:false, processData:false, contentType:false, data : new FormData($("#"+formId)[0]) }).done(function(response) { callback(response); }); } On examining from the dev tools from browsers, these are the respective request contents: From IE11 -----------------------------7dfad39402e6 Content-Disposition: form-data; name="subject" Test ----------------------

I'm developing a spring mvc app with framework 3.2.3.RELEASE In my app I handle Multipart with StandardServletMultipartResolver, but with apache commons-fileupload 1.3 the things are the same. I would like to know why the implementation of isMultipart method take in account only POST method, and not PUT method. If I want to update an entity and the related file I must do it with a POST. Looking at org.springframework.web.multipart.support.Standard ServletMultipartResolver: public boolean isMultipart(HttpServletRequest request) { // Same check as in Commons FileUpload... if (!"post".equals

This question was migrated from Super User because it can be answered on Stack Overflow. Migrated 4 years ago . Learn more . Let's take the following example of multipart/form-data taken from w3.com : Content-Type: multipart/form-data; boundary=AaB03x --AaB03x Content-Disposition: form-data; name="submit-name" Larry --AaB03x Content-Disposition: form-data; name="files"; filename="file1.txt" Content-Type: text/plain ... contents of file1.txt ... --AaB03x-- It's pretty straight forward, but let's say you are writing code that implements this and creates such a request from scratch. Let's assume