private static Collection<CallableMemberDescriptor> extractAndBindOverridesForMember( @NotNull CallableMemberDescriptor fromCurrent, @NotNull Collection<? extends CallableMemberDescriptor> descriptorsFromSuper, @NotNull ClassDescriptor current, @NotNull OverridingStrategy strategy) { Collection<CallableMemberDescriptor> bound = new ArrayList<CallableMemberDescriptor>(descriptorsFromSuper.size()); Collection<CallableMemberDescriptor> overridden = SmartSet.create(); for (CallableMemberDescriptor fromSupertype : descriptorsFromSuper) { OverrideCompatibilityInfo.Result result = DEFAULT.isOverridableBy(fromSupertype, fromCurrent, current).getResult(); boolean isVisibleForOverride = isVisibleForOverride(fromCurrent, fromSupertype); switch (result) { case OVERRIDABLE: if (isVisibleForOverride) { overridden.add(fromSupertype); } bound.add(fromSupertype); break; case CONFLICT: if (isVisibleForOverride) { strategy.overrideConflict(fromSupertype, fromCurrent); } bound.add(fromSupertype); break; case INCOMPATIBLE: break; } } strategy.setOverriddenDescriptors(fromCurrent, overridden); return bound; }