specs/messaging/ping/v0_2/payload library

Classes

Payload: Messaging Ping — payload
Response: The success response to a messaging/ping request. Carried in a Trust Task document whose type is https://trusttasks.org/spec/messaging/ping/0.2#response.

ResponseStatus: Coarse health. ok = able to accept and route messages; degraded = reachable but operating with reduced function. A mediator that cannot serve at all returns the framework unavailable error instead of a response.

deprecation → const String?: Why this specification version is deprecated, or null when it is current.
extendsVersion → const String?: The MAJOR.MINOR this version declares it extends (SPEC §5.2, "Declared extension"), or null when it declares none.
payloadSchemaJson → const String: This specification's payload schema, as JSON text.
responsePayloadSchemaJson → const String: As payloadSchemaJson, for the success-response variant.
responseSpec → const SpecPolicy: The SPEC §7.2 policy for the success-response variant.
responseTypeUri → const String: The success-response form of typeUri (SPEC §4.4.1).
spec → const SpecPolicy: The SPEC §7.2 policy for the request variant, taken from this specification's front matter.
typeUri → const String: The Trust Task type URI this library's Payload is carried under.

Ext = Map<String, dynamic>: Vendor-namespaced extension object per SPEC.md §4.5.1. Each immediate key MUST be a reverse-DNS namespace; structure under each namespace is opaque to the framework.