Class ResponseConverter

java.lang.Object

com.google.adk.a2a.converters.ResponseConverter

public final class ResponseConverter
extends Object

Utility for converting ADK events to A2A spec messages (and back).

**EXPERIMENTAL:** Subject to change, rename, or removal in any future patch release. Do not use in production code.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	ResponseConverter.MessageSendResult	Simple REST-friendly wrapper to carry either a message result or a task result.

Method Summary

Modifier and Type	Method	Description
static io.a2a.spec.Message	eventsToMessage(List<Event> events, String contextId, String taskId)	Converts a list of ADK events into a single aggregated A2A message.
static io.a2a.spec.Message	eventToMessage(Event event, String contextId)	Converts a single ADK event into an A2A message.
static List<Event>	messageToEvents(io.a2a.spec.Message message, String invocationId, String branch)	Converts an A2A message back to ADK events.
static List<Event>	sendMessageResponseToEvents(io.a2a.spec.SendMessageResponse response, String invocationId, String branch)	Converts a SendMessageResponse containing a Message result into ADK events.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

sendMessageResponseToEvents

public static List<Event> sendMessageResponseToEvents(io.a2a.spec.SendMessageResponse response,
 String invocationId,
 String branch)

Converts a SendMessageResponse containing a Message result into ADK events.

Non-message results are ignored in the message-only integration and logged for awareness.

eventsToMessage

public static io.a2a.spec.Message eventsToMessage(List<Event> events,
 String contextId,
 String taskId)

Converts a list of ADK events into a single aggregated A2A message.

eventToMessage

public static io.a2a.spec.Message eventToMessage(Event event,
 String contextId)

Converts a single ADK event into an A2A message.

messageToEvents

public static List<Event> messageToEvents(io.a2a.spec.Message message,
 String invocationId,
 String branch)

Converts an A2A message back to ADK events.