org.apache.solr.spelling.suggest.fst

Class FuzzyLookupFactory

java.lang.Object

org.apache.solr.spelling.suggest.LookupFactory

org.apache.solr.spelling.suggest.fst.FuzzyLookupFactory

public class FuzzyLookupFactory
extends LookupFactory

Factory for FuzzySuggester

WARNING: This API is experimental and might change in incompatible ways in the next release.

Field Summary

Fields

Modifier and Type	Field and Description
static String	MAX_EDITS Maximum number of edits allowed, used by LevenshteinAutomata.toAutomaton(int)
static String	MIN_FUZZY_LENGTH Minimum length of lookup key before any edits are allowed for the suggestions
static String	NON_FUZZY_PREFIX Length of common (non-fuzzy) prefix for the suggestions
static String	TRANSPOSITIONS If transpositions are allowed, Fuzzy suggestions will be computed based on a primitive edit operation.

Constructor Summary

Constructors

Constructor and Description
FuzzyLookupFactory()

Method Summary

Methods

Modifier and Type	Method and Description
Lookup	create(NamedList params, SolrCore core)
String	storeFileName()

Methods inherited from class java.lang.Object

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

Field Detail

MAX_EDITS

public static final String MAX_EDITS

Maximum number of edits allowed, used by LevenshteinAutomata.toAutomaton(int)

See Also:

Constant Field Values

TRANSPOSITIONS

public static final String TRANSPOSITIONS

If transpositions are allowed, Fuzzy suggestions will be computed based on a primitive edit operation. If it is false, it will be based on the classic Levenshtein algorithm.

See Also:

Constant Field Values

NON_FUZZY_PREFIX

public static final String NON_FUZZY_PREFIX

Length of common (non-fuzzy) prefix for the suggestions

See Also:

Constant Field Values

MIN_FUZZY_LENGTH

public static final String MIN_FUZZY_LENGTH

Minimum length of lookup key before any edits are allowed for the suggestions

See Also:

Constant Field Values

Constructor Detail

FuzzyLookupFactory

public FuzzyLookupFactory()

Method Detail

create

public Lookup create(NamedList params,
            SolrCore core)

Specified by:

create in class LookupFactory

storeFileName

public String storeFileName()

Specified by:

storeFileName in class LookupFactory