Package org.apache.solr.ltr.response.transform

Class LTRFeatureLoggerTransformerFactory

java.lang.Object

org.apache.solr.response.transform.TransformerFactory

org.apache.solr.ltr.response.transform.LTRFeatureLoggerTransformerFactory

All Implemented Interfaces:

NamedListInitializedPlugin

public class LTRFeatureLoggerTransformerFactory
extends TransformerFactory

This transformer will take care to generate and append in the response the features declared in the feature store of the current reranking model, or a specified feature store. Ex. fl=id,[features store=myStore efi.user_text="ibm"]

Parameters

store - The feature store to extract features from. If not provided it will default to the features used by your reranking model.
efi.* - External feature information variables required by the features you are extracting.
format - The format you want the features to be returned in. Supports (dense|sparse). Defaults to dense.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.solr.response.transform.TransformerFactory

TransformerFactory.FieldRenamer

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_LOGGING_MODEL_NAME

Fields inherited from class org.apache.solr.response.transform.TransformerFactory

defaultFactories, defaultUserArgs

Constructor Summary

Constructors

Constructor	Description
LTRFeatureLoggerTransformerFactory()

Method Summary

Modifier and Type	Method	Description
DocTransformer	create(String name, org.apache.solr.common.params.SolrParams localparams, SolrQueryRequest req)
void	init(org.apache.solr.common.util.NamedList<?> args)
void	setCsvFeatureSeparator(String csvFeatureSeparator)
void	setCsvKeyValueDelimiter(String csvKeyValueDelimiter)
void	setDefaultFormat(String defaultFormat)
void	setDefaultStore(String defaultStore)
void	setLoggingModelName(String loggingModelName)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_LOGGING_MODEL_NAME

public static final String DEFAULT_LOGGING_MODEL_NAME

See Also:

• Constant Field Values

Constructor Details

LTRFeatureLoggerTransformerFactory

public LTRFeatureLoggerTransformerFactory()

Method Details

setLoggingModelName

public void setLoggingModelName(String loggingModelName)

setDefaultStore

public void setDefaultStore(String defaultStore)

setDefaultFormat

public void setDefaultFormat(String defaultFormat)

setCsvKeyValueDelimiter

public void setCsvKeyValueDelimiter(String csvKeyValueDelimiter)

setCsvFeatureSeparator

public void setCsvFeatureSeparator(String csvFeatureSeparator)

init

public void init(org.apache.solr.common.util.NamedList<?> args)

Specified by:

init in interface NamedListInitializedPlugin

Overrides:

init in class TransformerFactory

create

public DocTransformer create(String name,
 org.apache.solr.common.params.SolrParams localparams,
 SolrQueryRequest req)

Specified by:

create in class TransformerFactory