Class FilterLeafReader.FilterTerms

    • Field Detail

      • in

        protected final Terms in
        The underlying Terms instance.
    • Constructor Detail

      • FilterTerms

        protected FilterTerms​(Terms in)
        Creates a new FilterTerms
        Parameters:
        in - the underlying Terms instance.
    • Method Detail

      • iterator

        public TermsEnum iterator()
                           throws IOException
        Description copied from class: Terms
        Returns an iterator that will step through all terms. This method will not return null.
        Specified by:
        iterator in class Terms
        Throws:
        IOException
      • size

        public long size()
                  throws IOException
        Description copied from class: Terms
        Returns the number of terms for this field, or -1 if this measure isn't stored by the codec. Note that, just like other term measures, this measure does not take deleted documents into account.
        Specified by:
        size in class Terms
        Throws:
        IOException
      • getSumDocFreq

        public long getSumDocFreq()
                           throws IOException
        Description copied from class: Terms
        Returns the sum of TermsEnum.docFreq() for all terms in this field. Note that, just like other term measures, this measure does not take deleted documents into account.
        Specified by:
        getSumDocFreq in class Terms
        Throws:
        IOException
      • getDocCount

        public int getDocCount()
                        throws IOException
        Description copied from class: Terms
        Returns the number of documents that have at least one term for this field. Note that, just like other term measures, this measure does not take deleted documents into account.
        Specified by:
        getDocCount in class Terms
        Throws:
        IOException
      • hasFreqs

        public boolean hasFreqs()
        Description copied from class: Terms
        Returns true if documents in this field store per-document term frequency (PostingsEnum.freq()).
        Specified by:
        hasFreqs in class Terms
      • hasOffsets

        public boolean hasOffsets()
        Description copied from class: Terms
        Returns true if documents in this field store offsets.
        Specified by:
        hasOffsets in class Terms
      • hasPositions

        public boolean hasPositions()
        Description copied from class: Terms
        Returns true if documents in this field store positions.
        Specified by:
        hasPositions in class Terms
      • hasPayloads

        public boolean hasPayloads()
        Description copied from class: Terms
        Returns true if documents in this field store payloads.
        Specified by:
        hasPayloads in class Terms
      • getStats

        public Object getStats()
                        throws IOException
        Description copied from class: Terms
        Expert: returns additional information about this Terms instance for debugging purposes.
        Overrides:
        getStats in class Terms
        Throws:
        IOException