google-adk-kotlin-core/com.google.adk.kt.agents/CallbackContext

CallbackContext

class CallbackContext(invocationContext: InvocationContext, eventActions: EventActions? = null) : ReadonlyContext

The context provided to agents and tools during a callback, such as when a tool is run.

It provides access to the current invocation context, event actions, and state.

Constructors

CallbackContext

constructor(invocationContext: InvocationContext, eventActions: EventActions? = null)

Properties

agent

val agent: BaseAgent

agentName

open override val agentName: String

The name of the agent that is being invoked.

artifactService

open override val artifactService: ArtifactService?

The ArtifactService instance.

branch

open override val branch: String?

The branch of the invocation context.

eventActions

var eventActions: EventActions

invocationId

open override val invocationId: String

The unique ID of this invocation.

memoryService

open override val memoryService: MemoryService?

The MemoryService instance.

runConfig

open override val runConfig: RunConfig?

The run configuration for this invocation.

session

open override val session: Session

The session that this invocation is a part of.

state

open override val state: Map<String, Any>

The state of the session.

userContent

open override val userContent: Content?

The user content that this invocation is processing.

userId

open override val userId: String

The user ID of the user that initiated the session.

Functions

addSessionToMemory

suspend fun addSessionToMemory()

Triggers memory generation for the current session.

getEvents

open suspend override fun getEvents(currentInvocation: Boolean, currentBranch: Boolean): List<Event>

Returns the events from the current session.

mergeEventActions

fun mergeEventActions(actions: EventActions)

Merges the given event actions into the current event actions.

updateState

fun updateState(key: String, value: Any)

Updates the state delta in the event actions.