feat: support jetty shell generate

vul-webapp/src/main/java/TestServlet.java

@@ -0,0 +1,22 @@
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+/**
+ * @author ReaJason
+ * @since 2024/12/7
+ */
+public class TestServlet extends HttpServlet {
+
+    @Override
+    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+    }
+
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+    }
+}

vul-webapp/src/main/java/UploadServlet.java

@@ -35,7 +35,7 @@ public class UploadServlet extends HttpServlet {
                 for (FileItem item : items) {
                     if (!item.isFormField()) {
                         String fileName = new File(item.getName()).getName();
-                        String uploadPath = getServletContext().getRealPath(UPLOAD_DIRECTORY) + fileName;
+                        String uploadPath = getServletContext().getRealPath(UPLOAD_DIRECTORY) + File.separator + fileName;
                         File uploadFile = new File(uploadPath);
                         item.write(uploadFile);
                         response.getWriter().println("file upload success: " + uploadPath);