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Tag: jakarta-ee

How can I upload files to a server using JSP/Servlet?

How can I upload files to server using JSP/Servlet? I tried this: However, I only get the file name, not the file content. When I add enctype=”multipart/form-data” to the <form>, then request.getParameter() returns null. During research I stumbled upon Apache Common FileUpload. I tried this: Unfortunately, the servlet threw an exception without a clear message and cause. Here is the

Should Enterprise Java entities be dumb?

In our legacy Java EE application, there are loads of value object (VO) classes which typically contain only getters and setters, maybe equals() and hashCode(). These are (typically) the entities to be saved in persistence storage. (For the record, our app has no EJBs – although that might change in the future -, and we use Hibernate for persisting our

EXT GWT + java EE

My question is: what is the best way to send my Java EE annotated entity beans’ data to the clientside to use it in a grid for example? Surely I could make the BaseModel-extended client models for each entity manually, but I wonder what could be the best-practice here. I need a step-by-step tutorial if possible. Answer I’ve been using

UTF-8 text is garbled when form is posted as multipart/form-data

I’m uploading a file to the server. The file upload HTML form has 2 fields: File name – A HTML text box where the user can give a name in any language. File upload – A HTMl ‘file’ where user can specify a file from disk to upload. When the form is submitted, the file contents are received properly. However,

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