Release 2.49.1. Updated CHANGELOG.md, README.md and all pom.xml.

Author: aws-sdk-java-automation

.changes/2.49.1.json

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+{
+    "version": "2.49.1",
+    "date": "2026-07-22",
+    "entries": [
+        {
+            "type": "feature",
+            "category": "Elastic Load Balancing",
+            "contributor": "",
+            "description": "This adds CLI examples for the IpAddressType field on SourceIpConfig, enabling Network Load Balancer listener rules to match traffic based on whether the source IP is IPv4 or IPv6."
+        },
+        {
+            "type": "feature",
+            "category": "AWS Parallel Computing Service",
+            "contributor": "",
+            "description": "AWS PCS Node Lifecycle Actions provides a structured way to run custom scripts at defined points in a compute node's lifecycle directly through the AWS PCS compute node group API."
+        },
+        {
+            "type": "feature",
+            "category": "Amazon Prometheus Service",
+            "contributor": "",
+            "description": "Add CloudWatch dataset destinations for Amazon Managed Service for Prometheus collectors."
+        },
+        {
+            "type": "feature",
+            "category": "Partner Central Account API",
+            "contributor": "",
+            "description": "Adds Qualifications Association APIs that enable partners to associate a subsidiary account's qualifications with a primary account. Once associated, qualifications are shared across all connected accounts and scorecards are consolidated. Partners can start and track association and disassociation."
+        },
+        {
+            "type": "bugfix",
+            "category": "Amazon S3",
+            "contributor": "",
+            "description": "Fix a race condition in multipart upload with low maxInFlightParts where CompleteMultipartUpload could be initiated while the final part was still uploading."
+        },
+        {
+            "type": "bugfix",
+            "category": "AWS CRT HTTP Client",
+            "contributor": "",
+            "description": "Do not set the Content-Length header on a request that already carries Transfer-Encoding. Emitting both violates RFC 7230 and was rejected by the underlying CRT layer; this aligns the CRT client with the Netty client's existing behavior for chunked requests."
+        },
+        {
+            "type": "feature",
+            "category": "ARC - Region switch",
+            "contributor": "",
+            "description": "Adds support for a client token in StartPlanExecution to make plan execution requests idempotent for safe retries."
+        },
+        {
+            "type": "feature",
+            "category": "Amazon CloudWatch",
+            "contributor": "",
+            "description": "Adds documented value constraints for CloudWatch Log Alarm scheduled query configuration fields, and makes LogGroupIdentifiers optional for log alarms."
+        },
+        {
+            "type": "feature",
+            "category": "Amazon Simple Email Service",
+            "contributor": "",
+            "description": "Launching DEED and MREP in US GOV"
+        },
+        {
+            "type": "feature",
+            "category": "Amazon GuardDuty",
+            "contributor": "",
+            "description": "Amazon GuardDuty now returns filter lifecycle metadata in GetFilter responses. The response includes createdAt and updatedAt timestamps and a version number that increments on each update, giving you visibility into when a filter was created and last modified."
+        },
+        {
+            "type": "feature",
+            "category": "CloudWatch Observability Admin Service",
+            "contributor": "",
+            "description": "Enablement for ALB and Bedrock Knowledge Base logs via Observability Admin Telemetry Rule for account and organization level"
+        },
+        {
+            "type": "feature",
+            "category": "AWS SDK for Java v2",
+            "contributor": "",
+            "description": "Updated endpoint and partition metadata."
+        }
+    ]
+}