private void processNonLastTuple(String inputComponentIndex, String inputTupleString, //
List<String> tuple, // these two are the same
String inputTupleHash, Tuple stormTupleRcv, boolean isLastInBatch) {
boolean isFromFirstEmitter = false;
BPlusTreeStore affectedStorage, oppositeStorage;
if (_firstEmitterIndex.equals(inputComponentIndex)) {
// R update
isFromFirstEmitter = true;
affectedStorage = _firstRelationStorage;