UserAuthenticationI implemented to address clean architecture violation

Author: parmism

src/main/java/User.java

@@ -1,7 +1,7 @@
 import java.io.Serializable;
 import java.util.ArrayList;
 
-public abstract class User implements Serializable, Changeable{
+public abstract class User implements Serializable, Changeable, UserAuthenticationI {
     protected String username;
     protected String password;
     protected String email;
@@ -28,6 +28,7 @@ private String getPassword(){
 //        return this.chats;
 //    }
 
+    @Override
     public Boolean PasswordMatch(String attempt){
         return (this.getPassword().equals(attempt));
     }

src/main/java/UserAuthenticationI.java

@@ -0,0 +1,3 @@
+public interface UserAuthenticationI {
+    Boolean PasswordMatch(String attempt);
+}