Class MetadataInterceptor

class sila2.server.MetadataInterceptor(affected_metadata: Iterable[Metadata])

Intercepts SiLA Client Metadata

Parameters:

affected_metadata – SiLA Client Metadata to intercept

Notes

When a SiLA Client sends SiLA Client Metadata along with a command execution or property access request, the intercept() method of all affected metadata interceptors are called.

abstract intercept(parameters: Any, metadata: MetadataDict, target_call: FullyQualifiedIdentifier) → None

Called by the SiLA Server when receiving SiLA Client Metadata that is affected by this interceptor

Parameters:

• parameters – Original call parameters as a named tuple

• metadata – All SiLA Client Metadata received along with the call

• target_call – Fully qualified identifier of the requested command or property