FundsTransfer

@Override
	@WebMethod(operationName = "fundsTransfer")
	public TransferResponse fundsTransfer(
			@WebParam(name = "transferRequest") @XmlElement(required = true) TransferRequest[] transferRequest) {
		if (transferRequest == null) {
			return TransferResponse.builder().responseCode("").responseMsg("").build();
		}
		try (TxnManager manager = TxnManager.getSession()) {
			AccountRequest balanceBuild = new AccountRequest();
			double totalAmount = 0;
			for (int i = 0; i < transferRequest.length; i++) {
				if (transferRequest[i].getIsMainTxn().equals("Y")) {
					balanceBuild = AccountRequest.builder().accountNo(transferRequest[i].getFromAccount())
							.acctTypeCode(transferRequest[i].getAcctTypeCode())
							.currencyCode(transferRequest[i].getFromAcctCrncy())
							.location(transferRequest[i].getLocation()).outletCode(transferRequest[i].getOutletCode())
							.phoneNo(transferRequest[i].getPhoneNo()).referenceNo(transferRequest[i].getReferenceNo())
							.build();
				}
				totalAmount += transferRequest[i].getTxnAmount();
			}
			double availBal = manager.queryAccountBalance(balanceBuild).getAvailBal();
			if (availBal < totalAmount) {
				// insufficient funds
				return TransferResponse.builder().responseCode("51").responseMsg("").build();
			}
			TransferResponse main_txn_response = null, non_main_txn;
			for (int i = 0; i < transferRequest.length; i++) {
				non_main_txn = manager.processFundsTransfer(transferRequest[i]);
				transferRequest[i].setOrigTxnReference(non_main_txn.getStanCode());
				if (transferRequest[i].getIsMainTxn().equals("Y"))
					main_txn_response = non_main_txn;
				// If the transaction posting was not successful then reverse
				if (!"00".equals(non_main_txn.getResponseCode())) {
					for (int j = 0; j < i; j++) {
						// Check for only those transactions that posted in the previous loop
						if (transferRequest[j].getOrigTxnReference() != null
								&& transferRequest[j].getOrigTxnReference().length() >= 6) {
							manager.processFundsTransfer(transferRequest[j]);// what to do with the response
							// perhaps log the reversal status
						}
					}
					break;
				}
			}
			return main_txn_response != null ? main_txn_response
					: TransferResponse.builder().responseCode("").responseMsg("").build();
		}
	}