public interface VisitableHierarchy<NODE,LEAF>
<ThrowableType extends Throwable> boolean
accept(HierarchicalVisitor<? super NODE,? super LEAF,ThrowableType> visitor)
<ThrowableType extends Throwable> boolean accept(HierarchicalVisitor<? super NODE,? super LEAF,ThrowableType> visitor) throws ThrowableType extends Throwable
ThrowableType extends Throwable