And Adams said afterwards: "In the first half we were outplayed and outfought.
"I did warn the players we were up against a very good Swansea team who like to pass the ball and that we would be in trouble if we weren't prepared.
"Sadly, I was proved right. Without that fight you go out of this competition.
"We didn't deserve to be 2-0 down at half-time but we didn't play well in the first half either. We were very poor.
"It's disappointing to go out of the FA Cup, no matter what round it is.
"You have to put defeats like this to bed as quickly as possible."