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Internet Explorer中目标为“的java servlet表单文件上载中断”_“空白”;_Java_Forms_File Upload_Servlet 3.0 - Fatal编程技术网

Internet Explorer中目标为“的java servlet表单文件上载中断”_“空白”;

Internet Explorer中目标为“的java servlet表单文件上载中断”_“空白”;,java,forms,file-upload,servlet-3.0,Java,Forms,File Upload,Servlet 3.0,当我将target=“\u blank”添加到表单时,我的java文件上载servlet在Internet Explorer 11和Edge中被破坏(InputStream为空)。它在Chrome和Firefox中工作得非常好 FileUploadServlet: @WebServlet("/FileUploadServlet") @MultipartConfig(fileSizeThreshold=1024*1024*10, maxFileSize=1024*

当我将target=“\u blank”添加到表单时,我的java文件上载servlet在Internet Explorer 11和Edge中被破坏(InputStream为空)。它在Chrome和Firefox中工作得非常好

FileUploadServlet:

@WebServlet("/FileUploadServlet")
@MultipartConfig(fileSizeThreshold=1024*1024*10,
                 maxFileSize=1024*1024*50,
                 maxRequestSize=1024*1024*100)
public class FileUploadServlet extends HttpServlet {

    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

        for (Part part : request.getParts()) {
            if(part.getName().equals("file")) {
                System.out.println("stream length: " + part.getInputStream().available());
            }
        }
    }
}
工作形式:

<form action="FileUploadServlet" method="post" enctype="multipart/form-data">
    <input type="file" name="file"/>
    <input type="submit" />
</form>

破损形式:

<form action="FileUploadServlet" method="post" target="_blank" enctype="multipart/form-data">
    <input type="file" name="file">
    <input type="submit">
</form>


我如何获得同样在ie11中运行target=“\u blank”的表单?

这似乎与服务器端技术无关。我正在研究同一个问题,Edge根本不发送文件的内容。我想我们最好的办法是和微软一起打开一个bug报告。