What was the majority opinion in Mapp vs Ohio?

Question

1. Was it overruled by boyd vs us?
2. incorporated the substantive rule of the 4th amendment
3. relied on imperitive of judical integrity
4. admitted that the exclusionary rule, although neccessary, violated common sense

Pls help me make sence out of this topic. Not sitting well on the brain.

Answer 1

2.
...First, the court showed that the fourth amendment right of privacy is enforceable for the states through the due process clause that had already been selectively incorporated by the fourteenth amendment. They then went on to say that therefore the exclusionary rule should be enforceable as well... for the rest
see: http://vava.essortment.com/mappohiosuprem_rouv.htm