Package dev.langchain4j.agentic.observability
package dev.langchain4j.agentic.observability
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ClassDescriptionA listener invoked when an update event is received from an A2A streaming client.Represents the outcome returned by an A2A (agent-to-agent) streaming client listener.Listener interface for monitoring agent invocations.Monitors agent executions and provides observability for the LangChain4j Agentic system.The outcome of an agent invocation, reported to
AgentListener.afterAgentInvocation(AgentResponse).Notifies that an agent was skipped instead of being invoked, either because its activation condition was false or because it is optional and one of its arguments was missing.Generates HTML reports for agent executions.Interface that agent service interfaces can extend to automatically register anAgentMonitoras a listener.Represents a monitored execution of an agentic system, tracking the top-level agent invocation and any other nested invocations, along with all the invocation currently in progress and any errors that occur during execution.