How do I upload a file using a Java client not a browser and HTTP POST Many of the examples show how a HTML page can be constructed to select the file and do the POST, but I need to do it from a java client. Richard RaszkaNote the following example works, but it does not encode the POSTed file in the multipart format expected by servlets as described in How do I upload a file to my servletI got a requirement where i need submit a form which contains file input asynchronously using ajax. Following is the code i written. Input. How do I upload a file using a Java client not a browser and HTTP POST Many of the examples show how a HTML page can be constructed to select the file and do the. In this article we will learn how to an implement ajax method in JQuery. To support multipart file upload in Jersey, you just need to include jerseymultipart. Maven pom. xml file. Simple HTML form to select and upload a file. Perhaps another Guru could submit some feedback. Alex. Use the URLConnection class to upload a file to a web site and a servlet that understands how to read that file. At the client levelimport java. HTTPpost. static URL u. String args. String sURLEncoder. A Test string to send to a servlet. These Spring MVC Interview Questions and answers have been written to help you prepare for the interviews and quickly revise the concepts in general. I will strongly. Here is a simple JSP Servlet example with stepbystep instructions. Ill demonstrate how to retrieve request parameters in JSP Servlet example. Here a. A Java servlet is a Java program that extends the capabilities of a server. Although servlets can respond to any types of requests, they most commonly implement. This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be. HTTPpost post new HTTPpost. URLhttp myhostservlet. Open the connection and prepare to POST. URLConnection uc u. Lighting For Film And Digital Cinematography. Connection. uc. Do. Outputtrue. Do. Inputtrue. Allow. User. Interactionfalse. Data. Output. Stream dstream new Data. Output. Streamuc. Output. Stream. The POST line. Bytess. dstream. Read Response. Input. Stream in uc. Input. Stream. while x in. System. out. writex. Buffered. Reader r new Buffered. Readernew Input. Stream. Readerin. String. Buffer buf new String. Buffer. String line. Linenull. IOException e. Stack. Trace should do real exception handling. At Servlet end Perform a get. Input. Stream to read the input and send the data to a file. Example. Input. Stream in request. Input. Stream. Buffered. Reader r new Buffered. Readernew Input. Stream. Readerin. String. Buffer buf new String. Buffer. String line. Linenull. String s buf.