package p; | |
import java.util.ArrayList; | |
import java.util.Comparator; | |
class B { | |
ArrayList<? super B> fSink; | |
} | |
class U extends ArrayList<B> { | |
public boolean add(B arg0) { | |
return false; | |
} | |
} | |
class V<Q extends B> implements Comparator<Q> { | |
public int compare(Q arg0, Q arg1) { | |
return 0; | |
} | |
} |