Hello Mark,
> -----Ursprüngliche Nachricht-----
> Von: Mark Thomas <ma...@apache.org>
> Gesendet: Freitag, 2. Juni 2023 14:18
> An: users@tomcat.apache.org
> Betreff: Re: AW: Re-Cannot upload an image file from a deployed JSP page in
> Tomcat 10
>
> On 02/06/2023 08:20, Thomas Hoffmann (Speed4Trade GmbH) wrote:
> > Hello Lauri,
> >
> >> -----Ursprüngliche Nachricht-----
> >> Von: Lauri <dbam...@hotmail.com>
> >> Gesendet: Freitag, 2. Juni 2023 08:58
> >> An: Tomcat Users List <users@tomcat.apache.org>
> >> Betreff: Re-Cannot upload an image file from a deployed JSP page in
> >> Tomcat
> >> 10
> >>
> >> @Thomas:
> >>
> >> I have made a test using the request.getParts() API, as mentioned here:
> >> https://docs.oracle.com/javaee/6/tutorial/doc/glrbb.html
> >>
> >> The test upload application has been modified as:
> >>
> >> -- web.xml
> >> ---
> >> <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee";
> >> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
> >> xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
> >>
> >> http://xmlns.jcp.org/xml/ns/javaee/web-app_5_0.xsd";
> >> version="5.0">
> >> </web-app>
> >> ---
> >>
> >> -- index.html
> >> ---
> >> <!DOCTYPE html>
> >> <html>
> >> <head>
> >> <meta charset="UTF-8">
> >> <title>Upload Text File</title>
> >> </head>
> >> <body>
> >> <h1>Upload File</h1>
> >> <form action="upload.jsp" method="post" enctype="multipart/form-
> >> data">
> >> <input type="file" name="file" />
> >> <input type="submit" value="Upload" />
> >> </form>
> >> </body>
> >> </html>
> >> ---
> >>
> >> -- upload.jsp
> >> ---
> >> <%@ page import="java.io.*, java.util.*, javax.servlet.*,
> javax.servlet.http.*"
> >> %> <%
> >> Part part = request.getPart("file");
> >> if (part != null) {
> >> InputStream stream = part.getInputStream();
> >> File file = new File("/tmp/" + part.getSubmittedFileName());
> >> FileOutputStream outputStream = new FileOutputStream(file);
> >> byte[] buffer = new byte[4096];
> >> int bytesRead = -1;
> >> while ((bytesRead = stream.read(buffer)) != -1) {
> >> outputStream.write(buffer, 0, bytesRead);
> >> }
> >> outputStream.close();
> >> stream.close();
> >> } else {
> >> out.println("No file uploaded.");
> >> }
> >> %>
> >> ---
> >>
> >> The @MultipartConfig is defined in the HTML file.
> >
> > The @MultipartConfig must be used in the servlet.
> > Here are examples:
> > https://stackoverflow.com/questions/19145489/multipartconfig-override-
> > in-web-xml Multipart-Upload with the mentioned methods can't be done
> > with JSP-Files solely as far as I can see.
>
> That is not correct. You CAN use multi-part upload with JSP files.
> Rather than using the annotation, you have to define the upload in web.xml.
> See an earlier post from me in this thread for some links to some examples.
Thanks for the correction!
Now I understand the example in your link.
The trick is:
<multipart-config>
<location>/temp</location>
....
> Mark
>
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