put.add(A, A, A);
int lockid = region.obtainRowLock(ROW);
region.put(put, lockid);
region.releaseRowLock(lockid);
Coprocessor c = h.findCoprocessor(ObserverA.class.getName());
long idA = ((ObserverA)c).id;
c = h.findCoprocessor(ObserverB.class.getName());
long idB = ((ObserverB)c).id;
c = h.findCoprocessor(ObserverC.class.getName());
long idC = ((ObserverC)c).id;