public boolean hasRefData() {
try {
Object count = kdb.context().k("count refdata");
return 0 < (Long) count;
} catch (c.KException e) {
l.error("Failed to query 'count refdata'", e);
} catch (IOException e) {
l.error("Failed to query 'count refdata'", e);
}
return false;
}
public List<IInstrument> queryInstruments(String query) {
l.debug("Executing KDB expiry: " + query);
try {
Object result = kdb.context().k(query);
if (result instanceof c.Flip) {
return readInstruments(convertFlip((c.Flip) result));
} else {
c.Dict dict = (c.Dict) result;
Map<String, Object> table = convertFlip((c.Flip) dict.x);
table.putAll(convertFlip((c.Flip) dict.y));
return readInstruments(table);
}
} catch (c.KException e) {
l.error("Failed to query instruments: " + query, e);
} catch (IOException e) {
l.error("Failed to query instruments: " + query, e);
}
return null;
}
