Serializable
MultiTermQuery.TopTermsBoostOnlyBooleanQueryRewrite
, MultiTermQuery.TopTermsScoringBooleanQueryRewrite
public abstract class TopTermsRewrite<Q extends Query> extends MultiTermQuery.RewriteMethod
Constructor | Description |
---|---|
TopTermsRewrite(int size) |
Create a TopTermsBooleanQueryRewrite for
at most
size terms. |
Modifier and Type | Method | Description |
---|---|---|
protected abstract void |
addClause(Q topLevel,
Term term,
float boost) |
Add a MultiTermQuery term to the top-level query
|
protected void |
collectTerms(IndexReader reader,
MultiTermQuery query,
org.apache.lucene.search.TermCollectingRewrite.TermCollector collector) |
|
boolean |
equals(Object obj) |
|
protected abstract int |
getMaxSize() |
return the maximum size of the priority queue (for boolean rewrites this is BooleanQuery#getMaxClauseCount).
|
int |
getSize() |
return the maximum priority queue size
|
protected abstract Q |
getTopLevelQuery() |
Return a suitable top-level Query for holding all expanded terms.
|
int |
hashCode() |
|
Q |
rewrite(IndexReader reader,
MultiTermQuery query) |
getTermsEnum
public TopTermsRewrite(int size)
size
terms.
NOTE: if BooleanQuery.getMaxClauseCount()
is smaller than
size
, then it will be used instead.
public int getSize()
protected abstract int getMaxSize()
public Q rewrite(IndexReader reader, MultiTermQuery query) throws IOException
rewrite
in class MultiTermQuery.RewriteMethod
IOException
protected abstract Q getTopLevelQuery() throws IOException
IOException
protected abstract void addClause(Q topLevel, Term term, float boost) throws IOException
IOException
protected final void collectTerms(IndexReader reader, MultiTermQuery query, org.apache.lucene.search.TermCollectingRewrite.TermCollector collector) throws IOException
IOException
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