getFilterChanges method
Get filter changes Polling method for a filter, which returns an list of logs which occurred since last poll. Filter Id Returns an MoacFilter object or null
Implementation
Future<MoacFilter> getFilterChanges(int filterId) async {
if (filterId == null) {
throw ArgumentError.notNull("Moac::getFilterChanges - filterId");
}
final List params = [MoacUtilities.intToHex(filterId)];
final String method = MoacRpcMethods.getFilterChanges;
final res = await rpcClient.request(method, params);
if (res != null && res.containsKey(moacResultKey)) {
return MoacFilter.fromMap(res[moacResultKey]);
}
_processError(method, res);
return null;
}