程序包 io.github.a2ap.core.client

接口 A2AClient

所有已知实现类:
DefaultA2AClient
public interface A2AClient
Interface defining the core functionality of an A2A client. The A2A client is responsible for interacting with an A2A server.

  • 方法详细资料

    • agentCard

      AgentCard agentCard()
      Get the AgentCard info current in client
      返回:
      AgentCard

    • retrieveAgentCard

      AgentCard retrieveAgentCard()
      Retrieves the AgentCard for the server this client connects to. This is typically fetched from a well-known endpoint.
      返回:
      AgentCard.

    • sendMessage

      SendMessageResponse sendMessage(MessageSendParams params) throws A2AError
      Sends a task request to the server (non-streaming).
      参数:
      params - The parameters for the tasks/send method.
      返回:
      created Task object or null.
      抛出:
      A2AError

    • sendMessageStream

      reactor.core.publisher.Flux<SendStreamingMessageResponse> sendMessageStream(MessageSendParams params)
      Sends a task request and subscribes to streaming updates. Returns a Flux that emits TaskUpdateEvent payloads (either TaskStatusUpdateEvent or TaskArtifactUpdateEvent).
      参数:
      params - The parameters for the tasks/sendSubscribe method.
      返回:
      A Flux of task update events.

    • getTask

      Task getTask(TaskQueryParams params)
      Retrieves the current state of a task.
      参数:
      params - The parameters for the tasks/get method.
      返回:
      Task object or null.

    • cancelTask

      Task cancelTask(TaskIdParams params)
      Cancels a currently running task.
      参数:
      params - The parameters for the tasks/cancel method.
      返回:
      the updated Task object (usually canceled state) or null.

    • setTaskPushNotification

      TaskPushNotificationConfig setTaskPushNotification(TaskPushNotificationConfig params)
      Sets or updates the push notification config for a task.
      参数:
      params - The parameters for the tasks/pushNotification/set method.
      返回:
      the confirmed TaskPushNotificationConfig or null.

    • getTaskPushNotification

      TaskPushNotificationConfig getTaskPushNotification(TaskIdParams params)
      Retrieves the currently configured push notification config for a task.
      参数:
      params - The parameters for the tasks/pushNotification/get method.
      返回:
      the TaskPushNotificationConfig or null.

    • resubscribeTask

      reactor.core.publisher.Flux<SendStreamingMessageResponse> resubscribeTask(TaskQueryParams params)
      Resubscribes to updates for a task after a potential connection interruption. Returns a Publisher that emits TaskUpdateEvent payloads (either TaskStatusUpdateEvent or TaskArtifactUpdateEvent).
      参数:
      params - The parameters for the tasks/resubscribe method.
      返回:
      A Flux of task update events.

    • supports

      Boolean supports(String capability)
      Optional: Checks if the server likely supports optional methods based on agent card. This is a client-side heuristic and might not be perfectly accurate.
      参数:
      capability - The capability to check (e.g., 'streaming', 'pushNotifications').
      返回:
      true if the capability is likely supported.