// find all trade IDs by party herf id
private ListMultimap <string, StandardId> parseAllTradeIds(XmlElement tradeHeaderEl)
{
// look through each partyTradeIdentifier
ListMultimap <string, StandardId> allIds = ArrayListMultimap.create();
IList <XmlElement> partyTradeIdentifierEls = tradeHeaderEl.getChildren("partyTradeIdentifier");
foreach (XmlElement partyTradeIdentifierEl in partyTradeIdentifierEls)
{
Optional <XmlElement> partyRefOptEl = partyTradeIdentifierEl.findChild("partyReference");
if (partyRefOptEl.Present && partyRefOptEl.get().findAttribute(HREF).Present)
{
string partyHref = partyRefOptEl.get().findAttribute(HREF).get();
// try to find a tradeId, either in versionedTradeId or as a direct child
Optional <XmlElement> vtradeIdOptEl = partyTradeIdentifierEl.findChild("versionedTradeId");
Optional <XmlElement> tradeIdOptEl = vtradeIdOptEl.map(vt => vt.getChild("tradeId")).orElse(partyTradeIdentifierEl.findChild("tradeId"));
if (tradeIdOptEl.Present && tradeIdOptEl.get().findAttribute("tradeIdScheme").Present)
{
XmlElement tradeIdEl = tradeIdOptEl.get();
string scheme = tradeIdEl.getAttribute("tradeIdScheme");
// ignore if there is an empty scheme or value
if (scheme.Length > 0 && tradeIdEl.Content.Length > 0)
{
allIds.put(partyHref, StandardId.of(StandardId.encodeScheme(scheme), tradeIdEl.Content));
}
}
}
}
return(allIds);
}
