the equals and hashcodes are kind of inconsistent as well. hashcode supports null for the second component (explicitly in patch, implicitly previously) and equa

the equals and hashcodes are kind of inconsistent as well. hashcode supports null for the second component (explicitly in patch, implicitly previously) and equals doesn't check for null in the second component. i guess second component can never be null and probably both can never be null and none of the checks should be there.