Package com.gengoai.hermes.extraction

Class MultiPhaseExtractor.MultiPhaseExtractorBuilder<T extends MultiPhaseExtractor,V extends MultiPhaseExtractor.MultiPhaseExtractorBuilder<T,V>>

java.lang.Object

com.gengoai.hermes.extraction.MultiPhaseExtractor.MultiPhaseExtractorBuilder<T,V>

Direct Known Subclasses:

NGramExtractor.Builder, TermExtractor.Builder

Enclosing class:

MultiPhaseExtractor

protected abstract static class MultiPhaseExtractor.MultiPhaseExtractorBuilder<T extends MultiPhaseExtractor,V extends MultiPhaseExtractor.MultiPhaseExtractorBuilder<T,V>>
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected @NonNull AnnotationType[]	annotationTypes
protected LyreExpression	filter
protected String	prefix
protected @NonNull LyreExpression	toString
protected LyreExpression	trim
protected @NonNull ValueCalculator	valueCalculator

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	MultiPhaseExtractorBuilder()

Method Summary

Modifier and Type	Method	Description
V	annotations(AnnotationType... types)	The annotations to base the extraction on
V	annotations(List<AnnotationType> types)	The annotations to base the extraction on
abstract T	build()
V	filter(LyreExpression expression)	Sets the filter to use to eliminate annotations from the extraction
V	filter(String expression)	Sets the filter to use to eliminate annotations from the extraction
V	fromExtractor(@NonNull MultiPhaseExtractor extractor)	Copies the values from the given extractor to this builder
V	ignoreStopwords()	Set the filter to ignore stopwords.
V	prefix(String prefix)	Sets the prefix to use when building features.
V	toLemma()	Set the toString method to use the lemma form of the annotation.
V	toLowerCase()	Set the toString method to use the lowercase form of the annotation.
V	toString(LyreExpression expression)	Sets the method for mapping annotations to Strings.
V	toString(String expression)	Sets the method for mapping annotations to Strings.
V	trim(LyreExpression expression)	Sets the method for trimming annotations.
V	trim(String expression)	Sets the method for trimming annotations.
V	valueCalculator(ValueCalculator valueCalculator)	Sets the method for calculating the final values in counter-based extraction

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

annotationTypes

@NonNull
protected @NonNull AnnotationType[] annotationTypes

filter

protected LyreExpression filter

prefix

protected String prefix

toString

@NonNull
protected @NonNull LyreExpression toString

trim

protected LyreExpression trim

valueCalculator

@NonNull
protected @NonNull ValueCalculator valueCalculator

Constructor Detail

MultiPhaseExtractorBuilder

protected MultiPhaseExtractorBuilder()

Method Detail

annotations

public V annotations(List<AnnotationType> types)

The annotations to base the extraction on

Parameters:

types - the annotation types

Returns:

this builder

annotations

public V annotations(AnnotationType... types)

The annotations to base the extraction on

Parameters:

types - the annotation types

Returns:

this builder

build

public abstract T build()

Returns:

the constructed Extractor from this builder

filter

public V filter(LyreExpression expression)

Sets the filter to use to eliminate annotations from the extraction

Parameters:

expression - the Lyre expression to use as the filter.

Returns:

this builder

filter

public V filter(String expression)

Sets the filter to use to eliminate annotations from the extraction

Parameters:

expression - the Lyre expression to use as the filter.

Returns:

this builder

fromExtractor

public V fromExtractor(@NonNull
                       @NonNull MultiPhaseExtractor extractor)

Copies the values from the given extractor to this builder

Parameters:

extractor - the extractor to copy from

Returns:

this extractor

ignoreStopwords

public V ignoreStopwords()

Set the filter to ignore stopwords.

Returns:

this builder

prefix

public V prefix(String prefix)

Sets the prefix to use when building features.

Parameters:

prefix - the feature prefix

Returns:

this builder

toLemma

public V toLemma()

Set the toString method to use the lemma form of the annotation.

Returns:

this builder

toLowerCase

public V toLowerCase()

Set the toString method to use the lowercase form of the annotation.

Returns:

this builder

toString

public V toString(String expression)

Sets the method for mapping annotations to Strings.

Parameters:

expression - the Lyre expression to use for mapping.

Returns:

this builder

toString

public V toString(LyreExpression expression)

Sets the method for mapping annotations to Strings.

Parameters:

expression - the Lyre expression to use for mapping.

Returns:

this builder

trim

public V trim(String expression)

Sets the method for trimming annotations.

Parameters:

expression - the Lyre expression to use for trimming.

Returns:

this builder

trim

public V trim(LyreExpression expression)

Sets the method for trimming annotations.

Parameters:

expression - the Lyre expression to use for trimming.

Returns:

this builder

valueCalculator

public V valueCalculator(ValueCalculator valueCalculator)

Sets the method for calculating the final values in counter-based extraction

Parameters:

valueCalculator - the value calculator

Returns:

this builder