getMap<K, V> method
Map<K, V>
getMap<
K, V>( - int tagId, {
- bool allowNull = true,
})
Implementation
Map<K, V> getMap<K, V>(int tagId, {bool allowNull = true}) {
final result = where((element) => element.tagNumber == tagId);
if (result.isEmpty && !allowNull) {
throw TronPluginException('field id does not exist.', details: {
'fieldIds': map((e) => e.tagNumber).join(', '),
'id': tagId
});
}
final Map<K, V> data = {};
for (final i in result) {
final decode = ProtocolBufferDecoder.decode(i.value);
data.addAll({decode.getField<K>(1): decode.getField<V>(2)});
}
return data;
}