McpRequestState class

Seals and opens requestState values with HMAC-SHA256.

Constructors

McpRequestState(List<int> key, {Duration ttl = const Duration(minutes: 5)})

key is the server's secret; at least 32 bytes.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

ttl → Duration

How long sealed state stays valid.

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

open(String state, {required String? principal, required String method, Object? request, DateTime? now}) → Map<String, Object?>

The data sealed in state, or a RequestStateException when the state was altered, has expired, or belongs to another principal or request.

seal(Map<String, Object?> data, {required String? principal, required String method, Object? request, DateTime? now}) → String

Seal data for a retry of method by principal. request binds the state to the request's salient parameters (it is digested, not stored).

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited