import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceStability; @InterfaceAudience.Public @InterfaceStability.Stable public class Main { @InterfaceAudience.Private private int privateField; @InterfaceAudience.LimitedPrivate({"user1", "user2"}) public void limitedPublicMethod() { // Method implementation } @InterfaceStability.Unstable public interface UnstableInterface { // Interface declaration } }