ResumableIterator[] iterators() { ResumableIterator[] result = new ResumableIterator[JoinIteratorNode.this .getChildCount()]; for (int i = 0; i < JoinIteratorNode.this.getChildCount(); i++) { result[i] = (ResumableIterator) JoinIteratorNode.this .getChildAt(i); } return result; }
boolean emptyIterator() { for (int i = 0; i < JoinIteratorNode.this.getChildCount(); i++) { if (((ResumableIterator) JoinIteratorNode.this .getChildAt(i)).size() == 0) { return true; } } return false; } };