OPENNLP-1893: Support Hunspell affix dictionaries for stemming - #1190

Merged

rzo1 merged 25 commits into

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OPENNLP-1893-hunspell

Sep 4, 2026

Commits on Sep 1, 2026

OPENNLP-1893: Hunspell-format affix engine over user-supplied dictionaries
krickert
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65e3a33
OPENNLP-1893: Twofold suffix analysis through Hunspell continuation classes
krickert
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ec45639
OPENNLP-1893: Usage, threading, and malformed-input tests for the Hunspell engine, precise javadoc
krickert
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d8a2f9f
OPENNLP-1893: Document Hunspell dictionary acquisition with a license-preserving download helper
krickert
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e058e7e
OPENNLP-1893: Cut morphology like hunspell does, accept UTF-8 flags and strip-only rules, and read the parser through the whitespace seam
krickert
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dba8175
OPENNLP-1893: Read flags as code points, tolerate trailing morphology, and stem nothing from nothing
krickert
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bd2175d
OPENNLP-1893: Resolve numeric dictionary flags through the AF alias table
krickert
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969f337
OPENNLP-1893: Walk only the affix rules that can apply, bucketed by their boundary character
krickert
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d865ef8
OPENNLP-1893: Decompose unanalyzed words into two flagged compound parts
krickert
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29341e7
OPENNLP-1893: Honor the blocking flags, circumfixes, and compound positioning
krickert
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57f4516
OPENNLP-1893: Add hunspell manual coverage with mirror-tested examples
krickert
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a513d27
OPENNLP-1893: Apply the review-convention pass: factual license prose, split null contracts, thread-safety annotations
krickert
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052146a
OPENNLP-1893: Add {@inheritDoc} to the stemmer overrides and trim empty javadoc lines
krickert
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5f60ed5
OPENNLP-1893: Address review: fold the affix twins, extract tags, complete javadoc
krickert
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89c2ba1
OPENNLP-1893: Fail loud on result-altering unsupported affix directives
krickert
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6989ee3
OPENNLP-1893: Bound stream size and match affix conditions by code point
krickert
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302b353
OPENNLP-1893: Verify dictionary downloads by SHA-512 and add an opt-in URL catalog
krickert
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5e9e7a8
OPENNLP-1893: Sync shared DownloadUtil with the startup-overridable download ceiling
krickert
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3a8092d
OPENNLP-1893: Trigger CI for the DownloadUtil sync commit
krickert
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6271413
OPENNLP-1893: Address review: unbox the boundary lookups and publish the stream ceiling
krickert
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4e59422
OPENNLP-1893: Use a numeric character reference for the no-break space in the manual
krickert
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096379c
OPENNLP-1893: Reconcile the shared download test files with the sibling PR
krickert
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86088af
OPENNLP-1893: Expose silent COMPOUNDRULE, IGNORE, KEEPCASE and ungated full-strip rules with failing tests
krickert
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f1b0d3d
OPENNLP-1893: Fail loud on COMPOUNDRULE, IGNORE, KEEPCASE and gate full-strip rules behind FULLSTRIP
krickert
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db1da98
OPENNLP-1893: Address Hunspell review feedback
krickert
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c833264