Example usage for org.apache.lucene.search.spell WordBreakSpellChecker WordBreakSpellChecker

Introduction

In this page you can find the example usage for org.apache.lucene.search.spell WordBreakSpellChecker WordBreakSpellChecker.

Prototype

public WordBreakSpellChecker() 

Source Link

Document

Creates a new spellchecker with default configuration values

Usage

From source file:org.apache.solr.spelling.WordBreakSolrSpellChecker.java

License:Apache License

@Override
public String init(@SuppressWarnings("unchecked") NamedList config, SolrCore core) {
    String name = super.init(config, core);
    combineWords = boolParam(config, PARAM_COMBINE_WORDS);
    breakWords = boolParam(config, PARAM_BREAK_WORDS);
    wbsp = new WordBreakSpellChecker();
    String bstb = strParam(config, PARAM_BREAK_SUGGESTION_TIE_BREAKER);
    if (bstb != null) {
        bstb = bstb.toUpperCase(Locale.ROOT);
        if (bstb.equals(BreakSuggestionTieBreaker.SUM_FREQ.name())) {
            sortMethod = BreakSuggestionSortMethod.NUM_CHANGES_THEN_SUMMED_FREQUENCY;
        } else if (bstb.equals(BreakSuggestionTieBreaker.MAX_FREQ.name())) {
            sortMethod = BreakSuggestionSortMethod.NUM_CHANGES_THEN_MAX_FREQUENCY;
        } else {//from  w  ww .  ja v  a 2 s.c om
            throw new IllegalArgumentException(
                    "Invalid value for parameter " + PARAM_BREAK_SUGGESTION_TIE_BREAKER + " : " + bstb);
        }
    } else {
        sortMethod = BreakSuggestionSortMethod.NUM_CHANGES_THEN_MAX_FREQUENCY;
    }
    int mc = intParam(config, PARAM_MAX_CHANGES);
    if (mc > 0) {
        wbsp.setMaxChanges(mc);
    }
    int mcl = intParam(config, PARAM_MAX_COMBINE_WORD_LENGTH);
    if (mcl > 0) {
        wbsp.setMaxCombineWordLength(mcl);
    }
    int mbwl = intParam(config, PARAM_MIN_BREAK_WORD_LENGTH);
    if (mbwl > 0) {
        wbsp.setMinBreakWordLength(mbwl);
    }
    int me = intParam(config, PARAM_MAX_EVALUATIONS);
    if (me > 0) {
        wbsp.setMaxEvaluations(me);
    }
    int msf = intParam(config, PARAM_MIN_SUGGESTION_FREQUENCY);
    if (msf > 0) {
        wbsp.setMinSuggestionFrequency(msf);
    }
    return name;
}

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