src/java.base/share/classes/sun/net/www/protocol/http/AuthCacheValue.java

*** 35,44 ****
--- 35,45 ----
   * @author Michael McMahon
   */
  
  public abstract class AuthCacheValue implements Serializable {
  
+     @java.io.Serial
      static final long serialVersionUID = 735249334068211611L;
  
      public enum Type {
          Proxy,
          Server