Constructor Detail

• TopTermsRewrite

  public TopTermsRewrite​(int size)

  Create a TopTermsBooleanQueryRewrite for at most size terms.

  NOTE: if BooleanQuery.getMaxClauseCount() is smaller than size, then it will be used instead.

Method Detail

• getSize

  public int getSize()

  return the maximum priority queue size

• getMaxSize

  protected abstract int getMaxSize()

  return the maximum size of the priority queue (for boolean rewrites this is BooleanQuery#getMaxClauseCount).

• rewrite

  public Q rewrite​(IndexReader reader,
                   MultiTermQuery query)
            throws IOException

  Specified by:

  rewrite in class MultiTermQuery.RewriteMethod

  Throws:

  IOException

• hashCode

  public int hashCode()

  Overrides:

  hashCode in class Object

• equals

  public boolean equals​(Object obj)

  Overrides:

  equals in class Object

• getTopLevelQuery

  protected abstract Q getTopLevelQuery()
                                 throws IOException

  Return a suitable top-level Query for holding all expanded terms.

  Throws:

  IOException

• addClause

  protected abstract void addClause​(Q topLevel,
                                    Term term,
                                    float boost)
                             throws IOException

  Add a MultiTermQuery term to the top-level query

  Throws:

  IOException

• collectTerms

  protected final void collectTerms​(IndexReader reader,
                                    MultiTermQuery query,
                                    org.apache.lucene.search.TermCollectingRewrite.TermCollector collector)
                             throws IOException

  Throws:

  IOException