code: public SolrTransactionSynchronizationAdapter withDefaultBehaviour() {
  
  		this.adapter.registerCompletionDelegate(TransactionSynchronization.STATUS_COMMITTED,
  				new SolrTransactionSynchronizationAdapter.CommitTransaction(this.collectionName));
  		this.adapter.registerCompletionDelegate(TransactionSynchronization.STATUS_ROLLED_BACK,
  				new SolrTransactionSynchronizationAdapter.RollbackTransaction(this.collectionName));
  
  		return this.adapter;
  	}
docs: Creates a {@link SolrTransactionSynchronizationAdapter} reacting on
  {@link TransactionSynchronization#STATUS_COMMITTED} and {@link TransactionSynchronization#STATUS_ROLLED_BACK}.
  
  @return