Add foundational classes for storage support for multi-format data support#20943

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ask-kamal-nayan wants to merge 18 commits intoopensearch-project:mainfrom

ask-kamal-nayan:composite-data-format-storage

Commits on Mar 25, 2026

-sAdd foundational classes for composite data format support
Kamal Nayan
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Resolving the PR comments
Kamal Nayan
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Minor import changes
Kamal Nayan
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Fixed tests and added more tests
Kamal Nayan
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Added CompositeStoreDirectoryFactory
Kamal Nayan
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Added compositeStoreDirectory & compositeRemoteSegmentStoreDirectory integration with store
Kamal Nayan
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Moved FileMetadata to store
Kamal Nayan
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Updated tests for directories
Kamal Nayan
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Added java docs
Kamal Nayan
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Updated the CHANGELOG file
Kamal Nayan
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Add missing javadoc and japicmp exclusions for moved classes
Kamal Nayan
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removed the exclude classes check
Kamal Nayan
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Fix forbiddenApis and missing javadoc for composite storage classes
Kamal Nayan
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Fixing build failures because of different checks
Kamal Nayan
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Some minor log changes
Kamal Nayan
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Commits on Mar 26, 2026

Resolving japicmp and UT's
Kamal Nayan
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Resolving spotless check
Kamal Nayan
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Fixing the tests updated code to use string rather than fileMetadata while upload
Kamal Nayan
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