He didn't say he'd ignore court rulings. He told the trade committee (which isn't a court AFAIK) that advising against ACTA wouldn't stop the European court of justice from investigating its legality.
The alternative reading is that in the case either of the parliament or the ECJ rejects the current agreement, he will try to find a compromise that can get the approval of both.
While it is possible that he wants to try to weasel a procedural end-run around rejections, what he's actually said does not provide any basis for jumping to that conclusion.
"If the Court questions the conformity of the agreement with the Treaties we will assess at that stage how this can be addressed."