import java.io.*; import java.util.*; import javax.servlet.*; import javax.servlet.http.*; import com.oreilly.servlet.MultipartRequest; public class UploadTest extends HttpServlet { public void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { res.setContentType("text/html"); PrintWriter out = res.getWriter(); try { // Blindly take it on faith this is a multipart/form-data request // Construct a MultipartRequest to help read the information. // Pass in the request, a directory to save files to, and the // maximum POST size we should attempt to handle. // Here we (rudely) write to /tmp and impose a 50 K limit. MultipartRequest multi = new MultipartRequest(req, "/tmp", 50 *1024 * 1024, new com.oreilly.servlet.multipart.DefaultFileRenamePolicy()); out.println("<HTML>"); out.println("<HEAD><TITLE>UploadTest</TITLE></HEAD>"); out.println("<BODY>"); out.println("<H1>UploadTest</H1>"); // Print the parameters we received out.println("<H3>Params:</H3>"); out.println("<PRE>"); Enumeration params = multi.getParameterNames(); while (params.hasMoreElements()) { String name = (String)params.nextElement(); String value = multi.getParameter(name); out.println(name + " = " + value); } out.println("</PRE>"); // Show which files we received out.println("<H3>Files:</H3>"); out.println("<PRE>"); Enumeration files = multi.getFileNames(); while (files.hasMoreElements()) { String name = (String)files.nextElement(); String filename = multi.getFilesystemName(name); String original = multi.getOriginalFileName(name); String type = multi.getContentType(name); File f = multi.getFile(name); out.println("name: " + name); out.println("filename: " + filename); if (filename != null && !filename.equals(original)) { out.println("original file name: " + original); } out.println("type: " + type); if (f != null) { out.println("length: " + f.length()); } out.println(); } out.println("</PRE>"); } catch (Exception e) { out.println("<PRE>"); e.printStackTrace(out); out.println("</PRE>"); } out.println("</BODY></HTML>"); } }