Update HttpSessionHandler.java

Author: Katsute

src/main/java/com/kttdevelopment/simplehttpserver/HttpSessionHandler.java

@@ -13,7 +13,7 @@
  */
 public class HttpSessionHandler {
 
-    private Map<String,HttpSession> sessions = new HashMap<>();
+    private final Map<String,HttpSession> sessions = new HashMap<>();
 
     private final String cookie;
 
@@ -56,8 +56,12 @@ public synchronized String assignSessionID(final HttpExchange exchange){
     }
 
     /**
-     * Assigns a session to the client
-     * @param exchange
+     * Assigns a session to the client. Session will only be saved client side if the exchange headers are sent using {@link HttpExchange#sendResponseHeaders(int, long)}.
+     *
+     * @param exchange http exchange
+     *
+     * @since 03.03.00
+     * @author Ktt Development
      */
     public synchronized final void assignSession(final HttpExchange exchange){
         final String sessionId;
@@ -135,5 +139,4 @@ public final String toString(){
         }
     }
 
-
 }