Example usage for org.apache.lucene.search.highlight Highlighter Highlighter

Introduction

In this page you can find the example usage for org.apache.lucene.search.highlight Highlighter Highlighter.

Prototype

public Highlighter(Formatter formatter, Scorer fragmentScorer)

Source Link

Usage

From source file:uk.ac.ebi.arrayexpress.utils.saxon.search.QueryHighlighter.java

License:Apache License

public String highlightQuery(QueryInfo queryInfo, String fieldName, String text) {
    try {/*  w  ww.j a v a 2  s .  c om*/
        SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter(HIT_OPEN_MARK, HIT_CLOSE_MARK);
        Highlighter highlighter = new Highlighter(htmlFormatter,
                new QueryScorer(queryInfo.getQuery(), fieldName, this.env.defaultField));
        highlighter.setTextFragmenter(new NullFragmenter());

        String str = highlighter.getBestFragment(this.env.indexAnalyzer,
                "".equals(fieldName) ? this.env.defaultField : fieldName, text);

        return null != str ? str : text;
    } catch (Exception x) {
        logger.error("Caught an exception:", x);
    }
    return text;
}

From source file:uk.ac.ebi.arrayexpress.utils.search.EFOExpandedHighlighter.java

License:Apache License

private String doHighlightQuery(Query query, String fieldName, String text, String openMark, String closeMark) {
    try {//from  w w w  .  ja v  a  2  s.  c  o  m
        SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter(openMark, closeMark);
        Highlighter highlighter = new Highlighter(htmlFormatter,
                new QueryScorer(query, fieldName, this.env.defaultField));
        highlighter.setTextFragmenter(new NullFragmenter());

        String str = highlighter.getBestFragment(this.env.indexAnalyzer,
                "".equals(fieldName) ? this.env.defaultField : fieldName, text);

        return null != str ? str : text;
    }

    catch (Exception x) {
        logger.error("Caught an exception:", x);
    }
    return text;

}

From source file:uk.ac.ebi.biostudies.efo.EFOExpandedHighlighter.java

License:Apache License

private String doHighlightQuery(Query query, String fieldName, String text, String openMark, String closeMark,
        boolean fragmentOnly) {
    try {/*from w w w  .ja va2 s .  c om*/
        SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter(openMark, closeMark);
        QueryScorer scorer = new QueryScorer(query, fieldName, indexConfig.getDefaultField());
        Highlighter highlighter = new Highlighter(htmlFormatter, scorer);
        highlighter.setTextFragmenter(
                fragmentOnly ? new SimpleSpanFragmenter(scorer, indexConfig.getSearchSnippetFragmentSize())
                        : new NullFragmenter());
        String str = highlighter.getBestFragment(new ExperimentTextAnalyzer(),
                "".equals(fieldName) ? indexConfig.getDefaultField() : fieldName, text);
        return str;
    } catch (Exception x) {
        logger.error("Caught an exception:", x);
    }
    return text;

}