@Nullable
protected <T> T findChildByClass(Class<T> aClass) {
for (PsiElement cur = getFirstChild(); cur != null; cur = cur.getNextSibling()) {
if (ReflectionCache.isInstance(cur, aClass)) return (T) cur;
}
return null;
}
@NotNull
protected <T> T[] findChildrenByClass(Class<T> aClass) {
List<T> result = new ArrayList<T>();
for (PsiElement cur = getFirstChild(); cur != null; cur = cur.getNextSibling()) {
if (ReflectionCache.isInstance(cur, aClass)) result.add((T) cur);
}
return result.toArray((T[]) Array.newInstance(aClass, result.size()));
}
