code: @Override
      public SingularAttribute<? super X, ?> getSingularAttribute(String paramString)
      {
          SingularAttribute<? super X, ?> attribute = getSingularAttribute(paramString, true);
          return attribute;
      }
docs: /*
  (non-Javadoc)
  
  @see
  javax.persistence.metamodel.ManagedType#getSingularAttribute(java.lang
  .String)