Class NGramMatch
- java.lang.Object
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- com.yahoo.searchdefinition.processing.Processor
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- com.yahoo.searchdefinition.processing.NGramMatch
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public class NGramMatch extends Processor
The implementation of "gram" matching - splitting the incoming text and the queries into n-grams for matching. This will also validate the gram settings.- Author:
- bratseth
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Field Summary
Fields Modifier and Type Field Description static int
DEFAULT_GRAM_SIZE
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Fields inherited from class com.yahoo.searchdefinition.processing.Processor
deployLogger, queryProfiles, rankProfileRegistry, schema
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Constructor Summary
Constructors Constructor Description NGramMatch(Schema schema, com.yahoo.config.application.api.DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
process(boolean validate, boolean documentsOnly)
Processes the input search definition by modifying the input search and its documents, and returns the input search definition.-
Methods inherited from class com.yahoo.searchdefinition.processing.Processor
addField, fail, formatError, info, info, matchingRankSettingsIterator, newProcessException, newProcessException, process, warn, warn
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Field Detail
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DEFAULT_GRAM_SIZE
public static final int DEFAULT_GRAM_SIZE
- See Also:
- Constant Field Values
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Constructor Detail
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NGramMatch
public NGramMatch(Schema schema, com.yahoo.config.application.api.DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles)
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Method Detail
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process
public void process(boolean validate, boolean documentsOnly)
Description copied from class:Processor
Processes the input search definition by modifying the input search and its documents, and returns the input search definition.- Specified by:
process
in classProcessor
- Parameters:
validate
- true to throw exceptions on validation errors, false to make the best possible effort at completing processing without throwing an exception. If we are not validating, emitting warnings have no effect and can (but must not) be skipped.documentsOnly
- true to skip processing (including validation, regardless of the validate setting) of aspects not relating to document definitions (e.g rank profiles)
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