finalize submitReview

src/main/java/com/example/demo2/service/ReviewService.java

@@ -103,6 +103,21 @@ public void showReviewForm() throws ServletException, IOException {
     }
 
     public void submitReview() {
-
+        Integer book_id = Integer.parseInt(request.getParameter("book_id"));
+        Integer rating = Integer.parseInt(request.getParameter("rating"));
+        String headline = request.getParameter("headline");
+        String comment = request.getParameter("comment");
+
+        Review review = new Review();
+        review.setHeadline(headline);
+        review.setComment(comment);
+        review.setRating(rating);
+
+        Book book = new Book();
+        book.setBookId(book_id);
+
+
+
+
     }
 }