v3.5.0

What's Changed

• [Backport] [3.x] Fix generating JavaDocs for the samples/ (#1749) by @reta in #1751
• [Backport] [3.x] Bump com.github.jk1.dependency-license-report from 2.9 to 3.0.1 (#1781) by @reta in #1782
• [AUTO] Bump version on 3.x to 3.5.0 by @opensearch-trigger-bot[bot] in #1826
• [Backport 3.x] Update Gradle to 9.2.0 by @opensearch-trigger-bot[bot] in #1828
• Fix NPE when null ObjectBuilder is accessed (#1784) by @moesterheld in #1831
• [Backport] [3.x] Bulk ingest helper by @janhoy in #1836
• [BACKPORT][3.x] 1803 - [BUG] Implement equals/hashCode for JsonDataImpl (#1838) by @baekgyu-kim in #1839
• [Backport 3.x] Add documentation for Micrometer metrics/observations instrumentation by @opensearch-trigger-bot[bot] in #1849
• [Backport] [3.x] Re-generated client code using latest OpenSearch API specification (#1829) by @reta in #1832
• Prepare 3.5.0 release by @reta in #1857

Full Changelog: v3.4.0...v3.5.0

v3.4.0

What's Changed

• [AUTO] Bump version on 3.x to 3.4.0 by @opensearch-trigger-bot[bot] in #1772
• [Backport 3.x] Onboarding new maven snapshots publishing to s3 (opensearch-java) by @opensearch-trigger-bot[bot] in #1774
• [Backport 3.x] Update to Gradle 9.1.0 by @opensearch-trigger-bot[bot] in #1775
• [Backport 3.x] Only create the default mapper if one is not provided by @opensearch-trigger-bot[bot] in #1790
• [Backport 3.x] Bump lycheeverse/lychee-action from 2.6.1 to 2.7.0 by @opensearch-trigger-bot[bot] in #1793
• [Backport 3.x] Bump actions/checkout from 5 to 6 by @opensearch-trigger-bot[bot] in #1802
• [Backport 3.x] Correct Xtansia's maintainership affiliation by @opensearch-trigger-bot[bot] in #1808
• [Backport 3.x] Migrate Github Actions from macos-13 (deprecated / removed) to macos-14 by @opensearch-trigger-bot[bot] in #1814
• [Backport 3.x] Bump peter-evans/create-pull-request from 7 to 8 by @opensearch-trigger-bot[bot] in #1822
• [Backport 3.x] Bump actions/cache from 4 to 5 by @opensearch-trigger-bot[bot] in #1823
• [Backport 3.x] Fix the regression introduced in the OpenSearch OpenAPI spec by @opensearch-trigger-bot[bot] in #1824
• Prepare 3.4.0 release by @reta in #1825

Full Changelog: v3.3.0...v3.4.0

3.3.0

What's Changed

• [Backport 3.x] Fix auto-publishing to maven central by @opensearch-trigger-bot[bot] in #1683
• [Backport 3.x] Improve automated version bumping by @opensearch-trigger-bot[bot] in #1685
• [AUTO] Bump version on 3.x to 3.3.0 by @opensearch-trigger-bot[bot] in #1687
• [Backport 3.x] Generate further core operations (#1632) by @Xtansia in #1691
• [Backport 3.x] Generate ltr namespace (#1689) by @Xtansia in #1692
• [Backport 3.x] Generate geospatial namespace by @opensearch-trigger-bot[bot] in #1695
• [Backport 3.x] Generate knn namespace by @opensearch-trigger-bot[bot] in #1696
• [Backport 3.x] NodeState Getter to monitor node availability by @opensearch-trigger-bot[bot] in #1710
• [Backport 3.x] Bump 1password/load-secrets-action from 2 to 3 by @opensearch-trigger-bot[bot] in #1715
• [Backport 3.x] Bump actions/checkout from 4 to 5 by @opensearch-trigger-bot[bot] in #1716
• [Backport 3.x] Bump actions/setup-java from 4 to 5 by @opensearch-trigger-bot[bot] in #1721
• [Backport] [3.x] Bump io.github.classgraph:classgraph from 4.8.180 to 4.8.181, org.junit:junit-bom from 5.13.3 to 5.13.4 by @reta in #1706
• [Backport] [3.x] Add search_relevance APIs to the Java client (#1748) by @epugh in #1752
• [Backport] [3.x] Re-generate client code using latest OpenSearch API specification (2025-10-08) (#1697) by @reta in #1750
• [Backport 3.x] Bump lycheeverse/lychee-action from 2.4.1 to 2.6.1 by @opensearch-trigger-bot[bot] in #1762
• [Backport 3.x] Bump stefanzweifel/git-auto-commit-action from 6 to 7 by @opensearch-trigger-bot[bot] in #1763
• [3.x] Prepare 3.3.0 release by @peterzhuamazon in #1769

Full Changelog: v3.2.0...3.3.0

v3.2.0

What's Changed

• [AUTO] Increment version to 3.2.0. by @opensearch-trigger-bot in #1599
• [Backport 3.x] Bump org.owasp.dependencycheck from 12.1.1 to 12.1.2 in /java-client by @opensearch-trigger-bot in #1609
• [Backport 3.x] Bump org.junit:junit-bom from 5.13.0 to 5.13.1 by @opensearch-trigger-bot in #1610
• [Backport 3.x] Bump org.owasp.dependencycheck from 12.1.1 to 12.1.2 by @opensearch-trigger-bot in #1611
• feature: add ism methods by @ricmano in #1604
• [Backport 3.x] Re-generated client code using latest OpenSearch API specification by @opensearch-trigger-bot in #1617
• [Backport 3.x] Re-generated client code using latest OpenSearch API specification by @opensearch-trigger-bot in #1619
• [Backport 3.x] Generate security namespace by @opensearch-trigger-bot in #1618
• [Backport 3.x] Bump stefanzweifel/git-auto-commit-action from 5 to 6 by @opensearch-trigger-bot in #1626
• [Backport 3.x] Generate from latest specification by @opensearch-trigger-bot in #1625
• [Backport 3.x] Bump org.owasp.dependencycheck from 12.1.2 to 12.1.3 in /java-client by @opensearch-trigger-bot in #1627
• [Backport 3.x] Bump org.ajoberstar.grgit:grgit-gradle from 5.3.0 to 5.3.2 by @opensearch-trigger-bot in #1628
• [Backport 3.x] Fix Java 8 unit tests by @opensearch-trigger-bot in #1636
• [Backport 3.x] Update the maven snapshot publish endpoint and credential by @opensearch-trigger-bot in #1635
• [Backport 3.x] Re-generate client code using latest OpenSearch API specification (2025-06-23) (#1638) by @Xtansia in #1640
• [Backport 3.x] Publish snapshots from 3.x (#1629) by @Xtansia in #1630
• [Backport 3.x] jackson ObjectMapper: auto-detect modules by @opensearch-trigger-bot in #1646
• [Backport 3.x] Fix integer overflow issue in DocStatus by changing Integer to Long (#1644) by @Xtansia in #1649
• [Backport 3.x] Specify head ref to checkout in dependabot PR workflow by @opensearch-trigger-bot in #1655
• [Backport 3.x] Bump org.junit:junit-bom from 5.13.1 to 5.13.2 by @opensearch-trigger-bot in #1656
• [Backport 3.x] Bump io.github.classgraph:classgraph from 4.8.179 to 4.8.180 in /java-client (#1651) by @Xtansia in #1657
• [Backport 3.x] Update maven publishing workflow to accommodate nexus EOL by @opensearch-trigger-bot in #1660
• [Backport 3.x] Re-generate from latest specification (#1663) by @Xtansia in #1664
• [Backport 3.x] Bump org.junit:junit-bom from 5.13.2 to 5.13.3 (#1665) by @Xtansia in #1666
• [Backport 3.x] Connection config's socket timeout issue by @opensearch-trigger-bot in #1667
• [Backport 3.x] Updated doc for ConnectionConfigCallback by @opensearch-trigger-bot in #1676
• Prepare v3.2.0 release by @Xtansia in #1671

New Contributors

• @ricmano made their first contribution in #1604

Full Changelog: v3.1.0...v3.2.0

v2.26.0

What's Changed

• [AUTO] Increment version to 2.26.0. by @opensearch-trigger-bot in #1595
• Add missed changelog entry by @Xtansia in #1597
• [Backport 2.x] Fix Java 8 unit tests by @opensearch-trigger-bot in #1637
• [Backport 2.x] Update the maven snapshot publish endpoint and credential (#1634) by @Xtansia in #1639
• [Backport 2.x] jackson ObjectMapper: auto-detect modules (#1643) by @Xtansia in #1648
• [Backport 2.x] Specify head ref to checkout in dependabot PR workflow by @opensearch-trigger-bot in #1654
• [Backport 2.x] Update maven publishing workflow to accommodate nexus EOL by @opensearch-trigger-bot in #1659
• Backport fixes to 2.x and prepare v2.26.0 release by @Xtansia in #1670
• [Backport 2.x] Updated doc for ConnectionConfigCallback by @opensearch-trigger-bot in #1675

Full Changelog: v2.25.0...v2.26.0

v3.1.0

What's Changed

• [Backport 3.x] Fix links in CHANGELOG and prune empty header sections by @opensearch-trigger-bot in #1571
• [AUTO] Increment version to 3.1.0. by @opensearch-trigger-bot in #1563
• [Backport 3.x] Re-generated client code using latest OpenSearch API specification by @opensearch-trigger-bot in #1576
• [Backport 3.x] Bump org.apache.httpcomponents.client5:httpclient5 from 5.4.4 to 5.5 by @opensearch-trigger-bot in #1580
• [Backport 3.x] Update COMPATIBILITY.md by @opensearch-trigger-bot in #1590
• [Backport 3.x] Bump org.junit:junit-bom from 5.12.2 to 5.13.0 by @opensearch-trigger-bot in #1591
• [Backport 3.x] Re-generated client code using latest OpenSearch API specification by @opensearch-trigger-bot in #1589
• Prepare v3.1.0 release by @Xtansia in #1598

Full Changelog: v3.0.0...v3.1.0

v2.25.0

What's Changed

• [AUTO] Increment version to 2.25.0. by @opensearch-trigger-bot in #1562
• [Backport 2.x] Fix links in CHANGELOG and prune empty header sections (#1570) by @Xtansia in #1572
• [Backport] [2.x] Bump org.junit:junit-bom from 5.12.2 to 5.13.0 (#1587) by @reta in #1588
• [Backport 2.x] Re-generated client code using latest OpenSearch API specification by @Xtansia in #1592
• [Backport 2.x] Re-generate client code using latest OpenSearch API specification by @Xtansia in #1594
• Prepare v2.25.0 release by @Xtansia in #1593

Full Changelog: v2.24.0...v2.25.0

v3.0.0

What's Changed

• Added Maven Central and Snapshot builds repo information. by @dblock in #196
• Increment version to next development iteration, v2.1.1. by @dblock in #200
• Adds integration tests status badge by @harshavamsi in #202
• Added RELEASING instructions. by @dblock in #199
• Removing ODFE references by @VachaShah in #203
• Upgrading junit version by @VachaShah in #204
• Update Gradle to 7.5.1 by @reta in #209
• Adding test support for multiple platforms by @VachaShah in #208
• Adding unit test support for multiple platforms by @VachaShah in #210
• Adding Dependabot configuration by @VachaShah in #211
• Bump parsson from 1.0.0 to 1.1.1 in /java-client by @dependabot in #213
• Bump classgraph from 4.8.116 to 4.8.149 by @dependabot in #224
• Upgrading to OpenSearch 2.3.0 by @VachaShah in #223
• Removing strong dependency for jakarta-json-api by @VachaShah in #221
• Upgrading to the latest dependency-license-report in its 1.x line by @VachaShah in #220
• Update dependency com.fasterxml.jackson.core:jackson-databind to v2.13.4 by @mend-for-github-com in #229
• Add changelog and changelog verifier by @harshavamsi in #239
• Set javadoc encoding to utf-8 by @meetesh in #241
• Update Jackson Databind to 2.13.4.2 (addressing CVE-2022-42003) by @reta in #240
• Updates changelog for dependabot PRs by @harshavamsi in #247
• Update tests to use JUnit's Assert by @reta in #244
• Update literature around changelog by @harshavamsi in #242
• Bump grgit-gradle from 4.0.1 to 5.0.0 by @dependabot in #243
• Add support to parse sub-aggregations from filter/nested aggregations by @abhinav-nath in #234
• Add timeout and throttle to the jenkins workflows by @peterzhuamazon in #231
• Update Maintainers by @VachaShah in #248
• Migrate client transports to Apache HttpClient / Core 5.x by @reta in #246
• Fixing version for the client by @VachaShah in #254
• Adding javadoc link for the client by @VachaShah in #255
• Update Jackson to 2.14.0 by @reta in #258
• Document how to use Java 8 Time (JSR 310) objects by @dbwiddis in #251
• Removing unsupported dynamic_templates option for bulk by @VachaShah in #276
• Update Jackson to 2.14.1 by @reta in #279
• Bump classgraph from 4.8.149 to 4.8.152 by @dependabot in #290
• Fix: Make ChildrenAggregate as a SingleBucketAggregate by @sivaGH3 in #306
• Update Gradle to 7.6 by @reta in #309
• ISSUE-292 Prevent SPI calls at runtime by @chibenwa in #293
• Updated MAINTAINERS.md format. by @dblock in #314
• Bump classgraph from 4.8.152 to 4.8.154 in /java-client by @dependabot in #316
• [BUG] /_nodes/stats throwing serialization error by @reta in #315
• Adds release workflows to onboard to new release process by @gaiksaya in #321
• [FEATURE] Introduce new OpenSearchTransport based on Apache HttpClient 5 by @reta in #281
• Add workflow to publish snapshots via GHA by @gaiksaya in #325
• Fix: ResponseCompression option. by @dblock in #322
• Added support for skip-changelog. by @dblock in #331
• Minor fixes related to ApacheHttpClient5Transport by @reta in #329
• Fix: do not double-wrap OpenSearchException. by @dblock in #323
• Document HTTP/2 support by @reta in #330
• Added support for signing service name (partial support for OpenSearch Serverless) by @dblock in #324
• Upgrade backport workflow. by @dblock in #334
• Refactor two-client usage. by @dblock in #333
• Adding x-amz-content-sha256 header for signed requests by @VachaShah in #339
• Fix issue with completion suggester being parsed as term suggester. by @iamdanhart in #347
• Update USER_GUIDE to use exact AWS brand names by @andrross in #352
• Bumps Jackson from 2.14.1 to 2.14.2 by @reta in #357
• Bulk UpdateOperation misses upsert options by @reta in #353
• Upgrading compatibility to opensearch 2.5 by @AmiStrn in #367
• Feature/range aggregation fix 369 by @szczepanczykd in #370
• Fixing integration tests by @VachaShah in #375
• Adding bulk request example in user guide by @VachaShah in #373
• Fixing issue when tracktotalhits is disabled by @VachaShah in #372
• Bump io.github.classgraph:classgraph from 4.8.154 to 4.8.156 by @dependabot in #390
• Add 2PR approval to release workflow by @gaiksaya in #383
• Adding an example to use raw JSON class instead of target classes by @VachaShah in #385
• Update Gradle to 8.0.2 by @reta in #392
• Add "mappings" field to IndexSettings object by @L00kian in #382
• Added untriaged issue workflow. by @dblock in #364
• Bump io.github.classgraph:classgraph from 4.8.156 to 4.8.157 in /java-client by @dependabot in #403
• Add buffered lookahead for Jackson by @luneo7 in #338
• Mask snapshots variables by @gaiksaya in #411
• Add option to set headers and sort options in cat requests by @MarinaRazumovsky in #412
• Support DataStream APIs by @tanqiuliu in #416
• refactor: create AbstractAggregationRequestIT class + fail with OpenS… by @szczepanczykd in #421
• Fix compilation issues (after changes in main) by @reta in #423
• fix: add missing highlight and source field in MultisearchBody.Builder by @szczepanczykd in #442
• Improve time taken by Github actions by @VachaShah in #439
• Fix Changelog on main by @VachaShah in #450
• Publish snapshots from 2.x branch by @VachaShah in #451
• Upgrade dependabot PR action. by @dblock in #460
• Bump org.ajoberstar.grgit:grgit-gradle from 5.0.0 to 5.2.0 by @dependabot in #458
• Include aggregations and suggest in Sea...

v2.24.0

What's Changed

• [AUTO] Increment version to 2.24.0. by @opensearch-trigger-bot in #1531
• [BUG] Unable to deserialize AliasDefinition by @reta in #1537
• [Backport 2.x] Bump org.apache.httpcomponents.client5:httpclient5 from 5.4.3 to 5.4.4 by @Xtansia in #1545
• Make stopwords unmodifiable instead of unmodifiableRequired (#1534) by @quangdutran in #1551
• [Backport 2.x] Bump lycheeverse/lychee-action from 2.4.0 to 2.4.1 by @opensearch-trigger-bot in #1554
• Prepare 2.24.0 release by @Xtansia in #1558
• [Backport 2.x] Update integration test matrix to include 3.0.0 (#1555) by @Xtansia in #1559

New Contributors

• @quangdutran made their first contribution in #1551

Full Changelog: v2.23.0...v2.24.0

v2.23.0

What's Changed

• [AUTO] Increment version to 2.23.0. by @opensearch-trigger-bot in #1473
• [Backport 2.x] Bump dangoslen/dependabot-changelog-helper from 3 to 4 (#1466) by @Xtansia in #1468
• [Backport 2.x] Fix ClassCastException in extractAndWrapCause when handling Execution… by @opensearch-trigger-bot in #1485
• [Backport 2.x] Bump org.apache.httpcomponents dependencies by @Xtansia in #1509
• [Backport 2.x] Bump lycheeverse/lychee-action from 2.3.0 to 2.4.0 by @opensearch-trigger-bot in #1517
• [Backport] [2.x] Bump org.owasp.dependencycheck from 12.1.0 to 12.1.1 (#1514) by @reta in #1518
• [Backport 2.x] Bump org.junit:junit-bom from 5.12.1 to 5.12.2 (#1525) by @Xtansia in #1526
• [Backport 2.x] Support normalizer on WildcardProperty and paginationDepth on HybridQuery by @Xtansia in #1523
• [2.x] Fix getting cluster & node stats and node info against AOS by @Xtansia in #1521
• Prepare for v2.23.0 release by @Xtansia in #1528

Full Changelog: v2.22.0...v2.23.0