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LUCENE-882: Spellchecker doesn't need to store ngrams 

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@539727 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Daniel Naber 2007-05-19 11:04:38 +00:00
parent 0f7d981498
commit 52acd10f63
2 changed files with 8 additions and 4 deletions
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6
CHANGES.txt
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@ -166,7 +166,11 @@ Optimizations
TestBoolean2 test to keep passing.
(Paul Elschot via Otis Gospodnetic)
Documentation:
4. LUCENE-882: Spellchecker doesn't store the ngrams anymore but only indexes
them to keep the spell index small. (Daniel Naber)
Documentation
1. LUCENE 791 && INFRA-1173: Infrastructure moved the Wiki to http://wiki.apache.org/lucene-java/ Updated the links in the docs and wherever else I found references. (Grant Ingersoll, Joe Schaefer)
2. Fixed the javadoc for ScoreDocComparator.compare() to be consistent with

6
contrib/spellchecker/src/java/org/apache/lucene/search/spell/SpellChecker.java
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@ -349,14 +349,14 @@ public class SpellChecker {
String end = null;
for (int i = 0; i < len - ng + 1; i++) {
String gram = text.substring(i, i + ng);
doc.add(new Field(key, gram, Field.Store.YES, Field.Index.UN_TOKENIZED));
doc.add(new Field(key, gram, Field.Store.NO, Field.Index.UN_TOKENIZED));
if (i == 0) {
doc.add(new Field("start" + ng, gram, Field.Store.YES, Field.Index.UN_TOKENIZED));
doc.add(new Field("start" + ng, gram, Field.Store.NO, Field.Index.UN_TOKENIZED));
}
end = gram;
}
if (end != null) { // may not be present if len==ng1
doc.add(new Field("end" + ng, end, Field.Store.YES, Field.Index.UN_TOKENIZED));
doc.add(new Field("end" + ng, end, Field.Store.NO, Field.Index.UN_TOKENIZED));
}
}
}