org.apache.solr.spelling

Class FileBasedSpellChecker

java.lang.Object

org.apache.solr.spelling.SolrSpellChecker

org.apache.solr.spelling.AbstractLuceneSpellChecker

org.apache.solr.spelling.FileBasedSpellChecker

public class FileBasedSpellChecker
extends AbstractLuceneSpellChecker

A spell checker implementation that loads words from a text file (one word per line).

Since:

solr 1.3

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.String	characterEncoding
private static org.slf4j.Logger	log
static java.lang.String	SOURCE_FILE_CHAR_ENCODING
static java.lang.String	WORD_FIELD_NAME

Fields inherited from class org.apache.solr.spelling.AbstractLuceneSpellChecker

accuracy, ACCURACY, COMPARATOR_CLASS, DEFAULT_SUGGESTION_COUNT, dictionary, FIELD, FREQ_COMP, index, INDEX_DIR, indexDir, LOCATION, SCORE_COMP, sd, sourceLocation, spellChecker, SPELLCHECKER_ARG_NAME, STRING_DISTANCE

Fields inherited from class org.apache.solr.spelling.SolrSpellChecker

analyzer, DEFAULT_DICTIONARY_NAME, DICTIONARY_NAME, field, FIELD_TYPE, fieldTypeName, name

Constructor Summary

Constructors

Constructor and Description
FileBasedSpellChecker()

Method Summary

Modifier and Type	Method and Description
void	build(SolrCore core, SolrIndexSearcher searcher) (re)Builds the spelling index.
protected org.apache.lucene.index.IndexReader	determineReader(org.apache.lucene.index.IndexReader reader) Override to return null, since there is no reader associated with a file based index
java.lang.String	getCharacterEncoding()
java.lang.String	init(NamedList config, SolrCore core)
private void	loadExternalFileDictionary(SolrCore core)

Methods inherited from class org.apache.solr.spelling.AbstractLuceneSpellChecker

getAccuracy, getField, getFieldTypeName, getIndexDir, getSourceLocation, getSpellChecker, getStringDistance, getSuggestions, getSuggestions, initIndex, reload

Methods inherited from class org.apache.solr.spelling.SolrSpellChecker

getDictionaryName, getQueryAnalyzer, getSuggestions, getSuggestions, getSuggestions

Methods inherited from class java.lang.Object

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

Field Detail

log

private static final org.slf4j.Logger log

SOURCE_FILE_CHAR_ENCODING

public static final java.lang.String SOURCE_FILE_CHAR_ENCODING

See Also:

Constant Field Values

characterEncoding

private java.lang.String characterEncoding

WORD_FIELD_NAME

public static final java.lang.String WORD_FIELD_NAME

See Also:

Constant Field Values

Constructor Detail

FileBasedSpellChecker

public FileBasedSpellChecker()

Method Detail

init

public java.lang.String init(NamedList config,
                             SolrCore core)

Overrides:

init in class AbstractLuceneSpellChecker

build

public void build(SolrCore core,
                  SolrIndexSearcher searcher)

Description copied from class: SolrSpellChecker

(re)Builds the spelling index. May be a NOOP if the implementation doesn't require building, or can't be rebuilt.

Specified by:

build in class SolrSpellChecker

determineReader

protected org.apache.lucene.index.IndexReader determineReader(org.apache.lucene.index.IndexReader reader)

Override to return null, since there is no reader associated with a file based index

Overrides:

determineReader in class AbstractLuceneSpellChecker

loadExternalFileDictionary

private void loadExternalFileDictionary(SolrCore core)

getCharacterEncoding

public java.lang.String getCharacterEncoding()