src/java.base/share/classes/java/lang/ExceptionInInitializerError.java

*** 48,57 ****
--- 48,58 ----
   */
  public class ExceptionInInitializerError extends LinkageError {
      /**
       * Use serialVersionUID from JDK 1.1.X for interoperability
       */
+     @java.io.Serial
      private static final long serialVersionUID = 1521711792217232256L;
  
      /**
       * Constructs an <code>ExceptionInInitializerError</code> with
       * <code>null</code> as its detail message string and with no saved
*** 107,116 ****
--- 108,118 ----
      /**
       * Serializable fields for ExceptionInInitializerError.
       *
       * @serialField exception Throwable
       */
+     @java.io.Serial
      private static final ObjectStreamField[] serialPersistentFields = {
          new ObjectStreamField("exception", Throwable.class)
      };
  
      /*
*** 120,129 ****
--- 122,132 ----
       *
       * The getException and getCause method returns the private "exception"
       * field in the older implementation and ExceptionInInitializerError::cause
       * was set to null.
       */
+     @java.io.Serial
      private void readObject(ObjectInputStream s) throws IOException, ClassNotFoundException {
          ObjectInputStream.GetField fields = s.readFields();
          Throwable exception = (Throwable) fields.get("exception", null);
          if (exception != null) {
              setCause(exception);
*** 132,141 ****
--- 135,145 ----
  
      /*
       * To maintain compatibility with older implementation, write a serial
       * "exception" field with the cause as the value.
       */
+     @java.io.Serial
      private void writeObject(ObjectOutputStream out) throws IOException {
          ObjectOutputStream.PutField fields = out.putFields();
          fields.put("exception", super.getCause());
          out.writeFields();
      }