Class STIntersectBlockReader
- java.lang.Object
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- org.apache.lucene.index.TermsEnum
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- org.apache.lucene.index.BaseTermsEnum
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- org.apache.lucene.codecs.uniformsplit.BlockReader
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- org.apache.lucene.codecs.uniformsplit.IntersectBlockReader
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- org.apache.lucene.codecs.uniformsplit.sharedterms.STIntersectBlockReader
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- All Implemented Interfaces:
Accountable,BytesRefIterator
public class STIntersectBlockReader extends IntersectBlockReader
The "intersect"TermsEnumresponse toSTUniformSplitTerms.intersect(CompiledAutomaton, BytesRef), intersecting the terms with an automaton.- WARNING: This API is experimental and might change in incompatible ways in the next release.
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.lucene.codecs.uniformsplit.IntersectBlockReader
IntersectBlockReader.AutomatonNextTermCalculator, IntersectBlockReader.BlockIteration
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Nested classes/interfaces inherited from class org.apache.lucene.index.TermsEnum
TermsEnum.SeekStatus
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Field Summary
Fields Modifier and Type Field Description protected FieldInfosfieldInfos-
Fields inherited from class org.apache.lucene.codecs.uniformsplit.IntersectBlockReader
automaton, blockIteration, commonSuffix, finite, minTermLength, nextStringCalculator, NUM_CONSECUTIVELY_REJECTED_TERMS_THRESHOLD, numConsecutivelyRejectedTerms, numMatchedBytes, runAutomaton, seekTerm, states
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Fields inherited from class org.apache.lucene.codecs.uniformsplit.BlockReader
blockDecoder, blockFirstLineStart, blockHeader, blockHeaderReader, blockInput, blockLine, blockLineReader, blockReadBuffer, blockStartFP, dictionaryBrowser, dictionaryBrowserSupplier, fieldMetadata, forcedTerm, lineIndexInBlock, postingsReader, scratchBlockBytes, scratchBlockLine, scratchTermState, termState, termStateForced, termStateSerializer, termStatesReadBuffer
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Fields inherited from interface org.apache.lucene.util.Accountable
NULL_ACCOUNTABLE
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Constructor Summary
Constructors Constructor Description STIntersectBlockReader(CompiledAutomaton compiled, BytesRef startTerm, IndexDictionary.BrowserSupplier dictionaryBrowserSupplier, IndexInput blockInput, PostingsReaderBase postingsReader, FieldMetadata fieldMetadata, BlockDecoder blockDecoder, FieldInfos fieldInfos)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected STBlockLine.SerializercreateBlockLineSerializer()BytesRefnext()protected BlockTermStatereadTermState()Reads theBlockTermStateon the current line for the specific field corresponding to this reader.-
Methods inherited from class org.apache.lucene.codecs.uniformsplit.IntersectBlockReader
endsWithCommonSuffix, getMinTermLength, nextBlock, nextTermInBlockMatching, seekCeil, seekExact, seekExact, seekExact, seekFirstBlock
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Methods inherited from class org.apache.lucene.codecs.uniformsplit.BlockReader
clearTermState, compareToMiddleAndJump, createBlockHeaderSerializer, createDeltaBaseTermStateSerializer, decodeBlockBytesIfNeeded, docFreq, getOrCreateDictionaryBrowser, impacts, initializeBlockReadLazily, initializeHeader, isBeyondLastTerm, isCurrentTerm, newCorruptIndexException, nextTerm, ord, postings, ramBytesUsed, readHeader, readLineInBlock, readTermStateIfNotRead, seekInBlock, seekInBlock, term, termState, totalTermFreq
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Methods inherited from class org.apache.lucene.index.BaseTermsEnum
attributes
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.lucene.util.Accountable
getChildResources
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Field Detail
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fieldInfos
protected final FieldInfos fieldInfos
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Constructor Detail
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STIntersectBlockReader
public STIntersectBlockReader(CompiledAutomaton compiled, BytesRef startTerm, IndexDictionary.BrowserSupplier dictionaryBrowserSupplier, IndexInput blockInput, PostingsReaderBase postingsReader, FieldMetadata fieldMetadata, BlockDecoder blockDecoder, FieldInfos fieldInfos) throws IOException
- Throws:
IOException
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Method Detail
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next
public BytesRef next() throws IOException
- Specified by:
nextin interfaceBytesRefIterator- Overrides:
nextin classIntersectBlockReader- Throws:
IOException
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createBlockLineSerializer
protected STBlockLine.Serializer createBlockLineSerializer()
- Overrides:
createBlockLineSerializerin classBlockReader
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readTermState
protected BlockTermState readTermState() throws IOException
Reads theBlockTermStateon the current line for the specific field corresponding to this reader. Returns null if the term does not occur for the field.- Overrides:
readTermStatein classBlockReader- Returns:
- The
BlockTermState; or null if none. - Throws:
IOException
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