Checks if the input data can be handled by this class. Throws an error if it can't handle the data.
Input data that would be handled potentially.
A promise resolving if this input can be handled, rejecting with an Error if not.
Create a root container in a ResourceStore.
The data to handle.
The result of the handle function of the handler.
Verify if a root container already exists in a ResourceStore.
Initializes ResourceStores by creating a root container if it didn't exist yet.