}
@Override
protected void createCacheManagers() {
ConfigurationBuilder builder = getDefaultClusteredCacheConfig(CacheMode.DIST_SYNC, true, true);
builder.transaction().transactionMode(TransactionMode.TRANSACTIONAL)
.transactionManagerLookup(new DummyTransactionManagerLookup())
.syncCommitPhase(true).syncRollbackPhase(true);
if (isOptimistic) {
builder.transaction().lockingMode(LockingMode.OPTIMISTIC)