Class OffsetsFromValues
- java.lang.Object
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- org.apache.lucene.search.matchhighlight.OffsetsFromValues
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- All Implemented Interfaces:
OffsetsRetrievalStrategy
public final class OffsetsFromValues extends java.lang.Object implements OffsetsRetrievalStrategy
This strategy works for fields where we know the match occurred but there are no known positions or offsets.We re-analyze field values and return offset ranges for entire values (not individual tokens). Re-analysis is required because analyzer may return an unknown offset gap.
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Constructor Summary
Constructors Constructor Description OffsetsFromValues(java.lang.String field, Analyzer analyzer)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.util.List<OffsetRange>
get(MatchesIterator matchesIterator, MatchRegionRetriever.FieldValueProvider doc)
Return value offsets (match ranges) acquired from the givenMatchesIterator
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Field Detail
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field
private final java.lang.String field
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analyzer
private final Analyzer analyzer
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Constructor Detail
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OffsetsFromValues
public OffsetsFromValues(java.lang.String field, Analyzer analyzer)
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Method Detail
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get
public java.util.List<OffsetRange> get(MatchesIterator matchesIterator, MatchRegionRetriever.FieldValueProvider doc) throws java.io.IOException
Description copied from interface:OffsetsRetrievalStrategy
Return value offsets (match ranges) acquired from the givenMatchesIterator
.- Specified by:
get
in interfaceOffsetsRetrievalStrategy
- Throws:
java.io.IOException
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