Module shared_state 

Core traits and types.

Always available regardless of feature flags. Includes:

• Agent - The fundamental trait for all agents
• Tool / Toolset - For extending agents with capabilities
• Session / State - For managing conversation context
• Event - For streaming agent responses
• AdkError / Result - Unified error handling Thread-safe shared state for parallel agent coordination.

SharedState is a concurrent key-value store scoped to a single ParallelAgent::run() invocation. Sub-agents use SharedState::set_shared, SharedState::get_shared, and SharedState::wait_for_key to exchange data and coordinate.

Structs

SharedState

Thread-safe key-value store for parallel agent coordination.

Enums

SharedStateError

Errors from SharedState operations.