diff --git a/src/main/java/com.xiaoyi/AbstractHttpServletRequest.java b/src/main/java/com.xiaoyi/AbstractHttpServletRequest.java
index d328e43..280156e 100644
--- a/src/main/java/com.xiaoyi/AbstractHttpServletRequest.java
+++ b/src/main/java/com.xiaoyi/AbstractHttpServletRequest.java
@@ -9,13 +9,17 @@ import java.security.Principal;
 import java.util.*;
 
 public class AbstractHttpServletRequest implements HttpServletRequest {
+    // This method returns a Part object based on the given string parameter
     @Override
     public Part getPart(String s) throws IOException, ServletException {
+        // Return null as there are no parts
         return null;
     }
 
+    // This method returns a collection of Part objects
     @Override
     public Collection<Part> getParts() throws IOException, ServletException {
+        // Return an empty list as there are no parts
         return List.of();
     }