read<P> method
Null safety
- String restorationId
Returns the value of type P that is currently stored in the bucket under
the provided restorationId.
Returns null if nothing is stored under that id. Throws, if the value
stored under the ID is not of type P.
See also:
Implementation
P? read<P>(String restorationId) {
assert(_debugAssertNotDisposed());
assert(restorationId != null);
return _rawValues[restorationId] as P?;
}