Example usage for org.apache.lucene.queryparser.flexible.standard CommonQueryParserConfiguration setPhraseSlop

Introduction

In this page you can find the example usage for org.apache.lucene.queryparser.flexible.standard CommonQueryParserConfiguration setPhraseSlop.

Prototype

public void setPhraseSlop(int defaultPhraseSlop);

Source Link

Document

Sets the default slop for phrases.

Usage

From source file:org.exist.indexing.lucene.LuceneIndexWorker.java

License:Open Source License

protected void setOptions(Properties options, CommonQueryParserConfiguration parser) throws ParseException {
    if (options == null)
        return;/*w w  w  . j  av  a 2  s. c o  m*/
    String option = options.getProperty(OPTION_DEFAULT_OPERATOR);
    if (option != null && parser instanceof QueryParserBase) {
        if (DEFAULT_OPERATOR_OR.equals(option))
            ((QueryParserBase) parser).setDefaultOperator(QueryParser.OR_OPERATOR);
        else
            ((QueryParserBase) parser).setDefaultOperator(QueryParser.AND_OPERATOR);
    }
    option = options.getProperty(OPTION_LEADING_WILDCARD);
    if (option != null)
        parser.setAllowLeadingWildcard(option.equalsIgnoreCase("yes"));
    option = options.getProperty(OPTION_PHRASE_SLOP);
    if (option != null) {
        try {
            int slop = Integer.parseInt(option);
            parser.setPhraseSlop(slop);
        } catch (NumberFormatException e) {
            throw new ParseException("value for option " + OPTION_PHRASE_SLOP + " needs to be a number");
        }
    }
    option = options.getProperty(OPTION_FILTER_REWRITE);
    if (option != null) {
        if (option.equalsIgnoreCase("yes"))
            parser.setMultiTermRewriteMethod(MultiTermQuery.CONSTANT_SCORE_FILTER_REWRITE);
        else
            parser.setMultiTermRewriteMethod(MultiTermQuery.CONSTANT_SCORE_BOOLEAN_QUERY_REWRITE);
    }
}

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