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[Feat] [Parent Tracker Issue] Implement the spec changes needed to align with v0.4.0

Status: Open.

#354 In a2aproject/a2a-java;

· fjuma opened on Oct 20, 2025

[fix]: Fix inconsistency in method naming for tasks/resubscribe across transports

Status: Open.

#382 In a2aproject/a2a-java;

· fjuma opened on Oct 21, 2025

[Bug]: The spec miss a comprehensive error handling description for gRPC and HTTP+JSON transports to ensure functional equivalence across all A2A transport protocols

Status: Open.

#385 In a2aproject/a2a-java;

· fjuma opened on Oct 21, 2025

[feat]: Add correlation ID support for idempotent task creation

Status: Open.

#386 In a2aproject/a2a-java;

· fjuma opened on Oct 21, 2025

[Feat] Determine how to simplify configuration for A2A servers and clients when using Quarkus

Status: Open.

#370 In a2aproject/a2a-java;

· fjuma opened on Oct 20, 2025

[Feat]: Revisit exception handling in DefaultRequestHandler.onMessageSend()

Status: Open.

Bug

#449 In a2aproject/a2a-java;

· kabir opened on Nov 5, 2025

[Feat]: Add tests for Tasks in AUTH_REQUIRED state

Status: Open.

Feature

#504 In a2aproject/a2a-java;

· kabir opened on Dec 3, 2025

[Feat]: Add tests for Tasks in INPUT_REQUIRED state

Status: Open.

Feature

#505 In a2aproject/a2a-java;

· kabir opened on Dec 3, 2025

[Feat]: Push Notification Payload can also be <code>message</code>, <code>statusUpdate</code> or <code>artifactUpdate</code>

Status: Open.

Feature

#490 In a2aproject/a2a-java;

· jmesnil opened on Nov 27, 2025

[Feat]: Move the support of extended agent card to the capabilities

Status: Open.

Feature

#586 In a2aproject/a2a-java;

· jmesnil opened on Jan 14, 2026

chore: Centralise PageToken parsing

Status: Open (in progress).

a2aproject/a2a-javanumber 601

#601 In a2aproject/a2a-java;

· kabir opened on Jan 19, 2026

[Chore]: Centralise page token parsing

Status: Open.

#597 In a2aproject/a2a-java;

· kabir opened on Jan 16, 2026