Examples with InvalidTokenOffsetsException org.apache.lucene.search.highlight.InvalidTokenOffsetsException used on opensource projects

Example 11 with InvalidTokenOffsetsException

use of org.apache.lucene.search.highlight.InvalidTokenOffsetsException in project ansj_seg by NLPchina.

the class IndexTest method toHighlighter.

/**
	 * 高亮设置
	 * 
	 * @param query
	 * @param doc
	 * @param field
	 * @return
	 */
private String toHighlighter(Analyzer analyzer, Query query, Document doc) {
    String field = "text";
    try {
        SimpleHTMLFormatter simpleHtmlFormatter = new SimpleHTMLFormatter("<font color=\"red\">", "</font>");
        Highlighter highlighter = new Highlighter(simpleHtmlFormatter, new QueryScorer(query));
        TokenStream tokenStream1 = analyzer.tokenStream("text", new StringReader(doc.get(field)));
        String highlighterStr = highlighter.getBestFragment(tokenStream1, doc.get(field));
        return highlighterStr == null ? doc.get(field) : highlighterStr;
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (InvalidTokenOffsetsException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return null;
}