private static class Lucene70DocValuesProducer.TermsDict extends BaseTermsEnum
TermsEnum.SeekStatus
Modifier and Type | Field and Description |
---|---|
(package private) LongValues |
blockAddresses |
(package private) long |
blockMask |
(package private) IndexInput |
bytes |
(package private) Lucene70DocValuesProducer.TermsDictEntry |
entry |
(package private) LongValues |
indexAddresses |
(package private) IndexInput |
indexBytes |
(package private) long |
ord |
(package private) BytesRef |
term |
Constructor and Description |
---|
TermsDict(Lucene70DocValuesProducer.TermsDictEntry entry,
IndexInput data) |
Modifier and Type | Method and Description |
---|---|
int |
docFreq()
Returns the number of documents containing the current
term.
|
private BytesRef |
getFirstTermFromBlock(long block) |
private BytesRef |
getTermFromIndex(long index) |
ImpactsEnum |
impacts(int flags)
Return a
ImpactsEnum . |
BytesRef |
next()
Increments the iteration to the next
BytesRef in the iterator. |
long |
ord()
Returns ordinal position for current term.
|
PostingsEnum |
postings(PostingsEnum reuse,
int flags)
Get
PostingsEnum for the current term, with
control over whether freqs, positions, offsets or payloads
are required. |
private long |
seekBlock(BytesRef text) |
TermsEnum.SeekStatus |
seekCeil(BytesRef text)
Seeks to the specified term, if it exists, or to the
next (ceiling) term.
|
void |
seekExact(long ord)
Seeks to the specified term by ordinal (position) as
previously returned by
TermsEnum.ord() . |
private long |
seekTermsIndex(BytesRef text) |
BytesRef |
term()
Returns current term.
|
long |
totalTermFreq()
Returns the total number of occurrences of this term
across all documents (the sum of the freq() for each
doc that has this term).
|
attributes, seekExact, seekExact, termState
final Lucene70DocValuesProducer.TermsDictEntry entry
final LongValues blockAddresses
final IndexInput bytes
final long blockMask
final LongValues indexAddresses
final IndexInput indexBytes
final BytesRef term
long ord
TermsDict(Lucene70DocValuesProducer.TermsDictEntry entry, IndexInput data) throws java.io.IOException
java.io.IOException
public BytesRef next() throws java.io.IOException
BytesRefIterator
BytesRef
in the iterator.
Returns the resulting BytesRef
or null
if the end of
the iterator is reached. The returned BytesRef may be re-used across calls
to next. After this method returns null, do not call it again: the results
are undefined.BytesRef
in the iterator or null
if
the end of the iterator is reached.java.io.IOException
- If there is a low-level I/O error.public void seekExact(long ord) throws java.io.IOException
TermsEnum
TermsEnum.ord()
. The target ord
may be before or after the current ord, and must be
within bounds.private BytesRef getTermFromIndex(long index) throws java.io.IOException
java.io.IOException
private long seekTermsIndex(BytesRef text) throws java.io.IOException
java.io.IOException
private BytesRef getFirstTermFromBlock(long block) throws java.io.IOException
java.io.IOException
private long seekBlock(BytesRef text) throws java.io.IOException
java.io.IOException
public TermsEnum.SeekStatus seekCeil(BytesRef text) throws java.io.IOException
TermsEnum
public BytesRef term() throws java.io.IOException
TermsEnum
public long ord() throws java.io.IOException
TermsEnum
UnsupportedOperationException
). Do not call this
when the enum is unpositioned.public long totalTermFreq() throws java.io.IOException
TermsEnum
totalTermFreq
in class TermsEnum
java.io.IOException
public PostingsEnum postings(PostingsEnum reuse, int flags) throws java.io.IOException
TermsEnum
PostingsEnum
for the current term, with
control over whether freqs, positions, offsets or payloads
are required. Do not call this when the enum is
unpositioned. This method will not return null.
NOTE: the returned iterator may return deleted documents, so
deleted documents have to be checked on top of the PostingsEnum
.
postings
in class TermsEnum
reuse
- pass a prior PostingsEnum for possible reuseflags
- specifies which optional per-document values
you require; see PostingsEnum.FREQS
java.io.IOException
public ImpactsEnum impacts(int flags) throws java.io.IOException
TermsEnum
ImpactsEnum
.impacts
in class TermsEnum
java.io.IOException
TermsEnum.postings(PostingsEnum, int)
public int docFreq() throws java.io.IOException
TermsEnum
TermsEnum.SeekStatus.END
.