- java.lang.Object
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- org.apache.lucene.index.TermVectors
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- org.apache.lucene.codecs.TermVectorsReader
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,java.lang.Cloneable
- Direct Known Subclasses:
Lucene50CompressingTermVectorsReader
,Lucene90CompressingTermVectorsReader
,SimpleTextTermVectorsReader
,SlowCompositeCodecReaderWrapper.SlowCompositeTermVectorsReaderWrapper
public abstract class TermVectorsReader extends TermVectors implements java.lang.Cloneable, java.io.Closeable
Codec API for reading term vectors:
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Field Summary
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Fields inherited from class org.apache.lucene.index.TermVectors
EMPTY
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Constructor Summary
Constructors Modifier Constructor Description protected
TermVectorsReader()
Sole constructor.
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract void
checkIntegrity()
Checks consistency of this reader.abstract TermVectorsReader
clone()
Create a clone that one caller at a time may use to read term vectors.TermVectorsReader
getMergeInstance()
Returns an instance optimized for merging.-
Methods inherited from class org.apache.lucene.index.TermVectors
get, get
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Method Detail
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checkIntegrity
public abstract void checkIntegrity() throws java.io.IOException
Checks consistency of this reader.Note that this may be costly in terms of I/O, e.g. may involve computing a checksum value against large data files.
- Throws:
java.io.IOException
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clone
public abstract TermVectorsReader clone()
Create a clone that one caller at a time may use to read term vectors.- Overrides:
clone
in classjava.lang.Object
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getMergeInstance
public TermVectorsReader getMergeInstance()
Returns an instance optimized for merging. This instance may only be consumed in the thread that calledgetMergeInstance()
.The default implementation returns
this
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