private void checkDeltaNeutralOrderSupport() {
if (contract.getUnderlyingCombo() != null) {
if (!Feature.DELTA_NEUTRAL_COMBO_ORDER.isSupportedByVersion(getServerCurrentVersion())) {
throw new RequestException(
ClientMessageCode.UPDATE_TWS, "It does not support delta-neutral orders.", this);
}
}
}
private void appendUnderlyingCombo(final RequestBuilder builder) {
if (Feature.DELTA_NEUTRAL_COMBO_ORDER.isSupportedByVersion(getServerCurrentVersion())) {
final UnderlyingCombo underComp = contract.getUnderlyingCombo();
if (underComp != null) {
builder.append(true);
builder.append(underComp.getContractId());
builder.append(underComp.getDelta());
builder.append(underComp.getPrice());
} else {
builder.append(false);
}
}
}