Task class

Task is the core unit of action for A2A.

It has a current status and when results are created for the task they are stored in the artifact. If there are multiple turns for a task, these are stored in history.

Constructors

Task({List<Artifact>? artifacts, String? contextId, List<Message>? history, String? id, Map<String, Object?>? metadata, TaskStatus? status})
Task.fromJson(Map json_)

Properties

artifacts ↔ List<Artifact>?
A set of output artifacts for a Task.
getter/setter pair
contextId ↔ String?
Unique identifier (e.g. UUID) for the contextual collection of interactions (tasks and messages).
getter/setter pair
hashCode → int
The hash code for this object.
no setterinherited
history ↔ List<Message>?
protolint:disable REPEATED_FIELD_NAMES_PLURALIZED The history of interactions from a task.
getter/setter pair
id ↔ String?
Unique identifier (e.g. UUID) for the task, generated by the server for a new task.
getter/setter pair
metadata ↔ Map<String, Object?>?
protolint:enable REPEATED_FIELD_NAMES_PLURALIZED A key/value object to store custom metadata about a task.
getter/setter pair
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
status ↔ TaskStatus?
The current status of a Task, including state and a message.
getter/setter pair

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toJson() → Map<String, dynamic>
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited