private void validateEntryPoints() { long count = PsiManager.getInstance(myProject).getModificationTracker().getModificationCount(); if (count != myLastModificationCount) { myLastModificationCount = count; Collection<SmartRefElementPointer> collection = myPersistentEntryPoints.values(); SmartRefElementPointer[] entries = collection.toArray(new SmartRefElementPointer[collection.size()]); for (SmartRefElementPointer entry : entries) { RefElement refElement = (RefElement) entry.getRefElement(); if (refElement != null && !refElement.isValid()) { myPersistentEntryPoints.remove(entry.getFQName()); } } final Iterator<RefElement> it = myTemporaryEntryPoints.iterator(); while (it.hasNext()) { RefElement refElement = it.next(); if (!refElement.isValid()) { it.remove(); } } } }