Data Retention and Investigatory Powers Bill

Does the shadow Secretary of State accept that the legislation will be within the scope of EU law and the charter of fundamental rights, in which the previous Government got themselves into a pretty average muddle—if I may put it that way—and that the general principle of EU law will prevail? Does she therefore also accept that it is possible that the European Court of Justice could come back to this legislation, as it did with the Merchant Shipping Act 1988, and strike it down if in fact it takes the view that it is incompatible with EU law? Would she accept the idea in principle—