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Java QueryScorer類代碼示例

本文整理匯總了Java中org.apache.lucene.search.highlight.QueryScorer類的典型用法代碼示例。如果您正苦於以下問題：Java QueryScorer類的具體用法？Java QueryScorer怎麽用？Java QueryScorer使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。


QueryScorer類屬於org.apache.lucene.search.highlight包，在下文中一共展示了QueryScorer類的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。

示例1: getHighlightString

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static String getHighlightString (String text, String keyword) throws IOException {
       TermQuery query = new TermQuery(new Term("f", keyword));
QueryScorer scorer = new QueryScorer(query);
SimpleHTMLFormatter formatter = new SimpleHTMLFormatter("<span class=\"highlight\">","</span>");
Highlighter highlighter = new Highlighter(formatter, scorer);
Fragmenter fragmenter = new SimpleFragmenter(50);
highlighter.setTextFragmenter(fragmenter);
TokenStream tokenStream = new StandardAnalyzer(Version.LUCENE_20).tokenStream("f", new StringReader(text));
//String result = highlighter.getBestFragments(tokenStream, text, 30, "...");

StringBuilder writer = new StringBuilder("");
writer.append("<html>");
writer.append("<style>\n" +
	".highlight {\n" +
	" background: yellow;\n" +
	"}\n" +
	"</style>");
writer.append("<body>");
writer.append("");
writer.append("</body></html>");

return ( writer.toString() );
   }
開發者ID:CoEIA，項目名稱:DEM，代碼行數:24，代碼來源:TextHighlighter.java

示例2: searToHighlighterCss

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
/**
 * ����
 * @param analyzer
 * @param searcher
 * @throws IOException
 * @throws InvalidTokenOffsetsException
 */
public void searToHighlighterCss(Analyzer analyzer,IndexSearcher searcher) throws IOException, InvalidTokenOffsetsException{  
       Term term =new Term("Content", new String("免費".getBytes(),"GBK"));//��ѯ��������˼����Ҫ�����Ա�Ϊ���������  
       TermQuery query =new TermQuery(term);  
       TopDocs docs =searcher.search(query, 10);//����  
         
       /**�Զ����ע�����ı���ǩ*/  
       SimpleHTMLFormatter formatter = new SimpleHTMLFormatter("<span class=\"hightlighterCss\">","</span>");  
       /**����QueryScorer*/  
       QueryScorer scorer=new QueryScorer(query);  
       /**����Fragmenter*/  
       Fragmenter fragmenter = new SimpleSpanFragmenter(scorer);  
       Highlighter highlight=new Highlighter(formatter,scorer);  
       highlight.setTextFragmenter(fragmenter);  
       
       for(ScoreDoc doc:docs.scoreDocs){//��ȡ���ҵ��ĵ����������
           Document document =searcher.doc(doc.doc);
           String value = document.getField("Content").toString();
           TokenStream tokenStream = analyzer.tokenStream("Content", new StringReader(value));    
           String str1 = highlight.getBestFragment(tokenStream, value);    
           System.out.println(str1);
       }  
   }
開發者ID:Smalinuxer，項目名稱:Rearchor，代碼行數:30，代碼來源:TestHighLight.java

示例3: getHighlighterList

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
private List<LumongoHighlighter> getHighlighterList(List<HighlightRequest> highlightRequests, Query q) {

		if (highlightRequests.isEmpty()) {
			return Collections.emptyList();
		}

		List<LumongoHighlighter> highlighterList = new ArrayList<>();

		for (HighlightRequest highlight : highlightRequests) {
			QueryScorer queryScorer = new QueryScorer(q, highlight.getField());
			queryScorer.setExpandMultiTermQuery(true);
			Fragmenter fragmenter = new SimpleSpanFragmenter(queryScorer, highlight.getFragmentLength());
			SimpleHTMLFormatter simpleHTMLFormatter = new SimpleHTMLFormatter(highlight.getPreTag(), highlight.getPostTag());
			LumongoHighlighter highlighter = new LumongoHighlighter(simpleHTMLFormatter, queryScorer, highlight);
			highlighter.setTextFragmenter(fragmenter);
			highlighterList.add(highlighter);
		}
		return highlighterList;
	}
開發者ID:lumongo，項目名稱:lumongo，代碼行數:20，代碼來源:LumongoSegment.java

示例4: testHits

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public void testHits() throws Exception {
    IndexSearcher searcher = new IndexSearcher(TestUtil.getBookIndexDirectory());
    TermQuery query = new TermQuery(new Term("title", "action"));
    TopDocs hits = searcher.search(query, 10);

    QueryScorer scorer = new QueryScorer(query, "title");
    Highlighter highlighter = new Highlighter(scorer);
    highlighter.setTextFragmenter(new SimpleSpanFragmenter(scorer));

    Analyzer analyzer = new SimpleAnalyzer();

    for (ScoreDoc sd : hits.scoreDocs) {
        StoredDocument doc = searcher.doc(sd.doc);
        String title = doc.get("title");

        TokenStream stream = TokenSources.getAnyTokenStream(searcher.getIndexReader(), sd.doc, "title", doc,
                analyzer);
        String fragment = highlighter.getBestFragment(stream, title);

        LOGGER.info(fragment);
    }
}
開發者ID:xuzhikethinker，項目名稱:t4f-data，代碼行數:23，代碼來源:HighlightTest.java

示例5: testHighlightPhrase

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public void testHighlightPhrase() throws Exception {
    Query query = new PhraseQuery.Builder()
            .add(new Term("field", "foo"))
            .add(new Term("field", "bar"))
            .build();
    QueryScorer queryScorer = new CustomQueryScorer(query);
    org.apache.lucene.search.highlight.Highlighter highlighter = new org.apache.lucene.search.highlight.Highlighter(queryScorer);
    String[] frags = highlighter.getBestFragments(new MockAnalyzer(random()), "field", "bar foo bar foo", 10);
    assertArrayEquals(new String[] {"bar <B>foo</B> <B>bar</B> foo"}, frags);
}
開發者ID:justor，項目名稱:elasticsearch_my，代碼行數:11，代碼來源:PlainHighlighterTests.java

示例6: displayHtmlHighlight

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
static String displayHtmlHighlight(Query query, Analyzer analyzer, String fieldName, String fieldContent,
		int fragmentSize) throws IOException, InvalidTokenOffsetsException {
	Highlighter highlighter = new Highlighter(new SimpleHTMLFormatter("<font color='red'>", "</font>"),
			new QueryScorer(query));
	Fragmenter fragmenter = new SimpleFragmenter(fragmentSize);
	highlighter.setTextFragmenter(fragmenter);
	return highlighter.getBestFragment(analyzer, fieldName, fieldContent);
}
開發者ID:tedyli，項目名稱:Tedyli-Searcher，代碼行數:9，代碼來源:Searcher.java

示例7: search

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static void search(String indexDir, String q) throws Exception {
  Directory dir = FSDirectory.open(Paths.get(indexDir));
  IndexReader reader = DirectoryReader.open(dir);
  IndexSearcher is = new IndexSearcher(reader);
  // Analyzer analyzer=new StandardAnalyzer(); // 標準分詞器
  SmartChineseAnalyzer analyzer = new SmartChineseAnalyzer();
  QueryParser parser = new QueryParser("desc", analyzer);
  Query query = parser.parse(q);

  long start = System.currentTimeMillis();
  TopDocs hits = is.search(query, 10);
  long end = System.currentTimeMillis();
  System.out.println("匹配 " + q + " ，總共花費" + (end - start) + "毫秒" + "查詢到" + hits.totalHits + "個記錄");

  QueryScorer scorer = new QueryScorer(query);
  Fragmenter fragmenter = new SimpleSpanFragmenter(scorer);
  SimpleHTMLFormatter simpleHTMLFormatter = new SimpleHTMLFormatter("<b><font color='red'>", "</font></b>");
  Highlighter highlighter = new Highlighter(simpleHTMLFormatter, scorer);
  highlighter.setTextFragmenter(fragmenter);
  for (ScoreDoc scoreDoc : hits.scoreDocs) {
    Document doc = is.doc(scoreDoc.doc);
    System.out.println(doc.get("city"));
    System.out.println(doc.get("desc"));
    String desc = doc.get("desc");
    if (desc != null) {
      TokenStream tokenStream = analyzer.tokenStream("desc", new StringReader(desc));
      System.out.println(highlighter.getBestFragment(tokenStream, desc));
    }
  }
  reader.close();
}
開發者ID:MiniPa，項目名稱:cjs_ssms，代碼行數:32，代碼來源:SearcherTest.java

示例8: search

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
@Override
@SuppressWarnings("unchecked")
public List<Post> search(Paging paging, String q) throws Exception {
	FullTextSession fullTextSession = Search.getFullTextSession(super.session());
    SearchFactory sf = fullTextSession.getSearchFactory();
    QueryBuilder qb = sf.buildQueryBuilder().forEntity(PostPO.class).get();

	org.apache.lucene.search.Query luceneQuery  = qb.keyword().onFields("title","summary","tags").matching(q).createQuery();

	FullTextQuery query = fullTextSession.createFullTextQuery(luceneQuery);
    query.setFirstResult(paging.getFirstResult());
    query.setMaxResults(paging.getMaxResults());

    StandardAnalyzer standardAnalyzer = new StandardAnalyzer();
    SimpleHTMLFormatter formatter = new SimpleHTMLFormatter("<span style='color:red;'>", "</span>");
       QueryScorer queryScorer = new QueryScorer(luceneQuery);
       Highlighter highlighter = new Highlighter(formatter, queryScorer);
       
	List<PostPO> list = query.list();
    List<Post> rets = new ArrayList<>(list.size());

    for (PostPO po : list) {
		Post m = BeanMapUtils.copy(po, 0);

		// 處理高亮
		String title = highlighter.getBestFragment(standardAnalyzer, "title", m.getTitle());
		String summary = highlighter.getBestFragment(standardAnalyzer, "summary", m.getSummary());

		if (StringUtils.isNotEmpty(title)) {
			m.setTitle(title);
		}
		if (StringUtils.isNotEmpty(summary)) {
			m.setSummary(summary);
		}
		rets.add(m);
	}

	paging.setTotalCount(query.getResultSize());
	return rets;
}
開發者ID:ThomasYangZi，項目名稱:mblog，代碼行數:41，代碼來源:PostDaoImpl.java

示例9: HighlightingHelper

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
HighlightingHelper(Query query, Analyzer analyzer) {
  this.analyzer = analyzer;

  Formatter formatter = new SimpleHTMLFormatter();
  Encoder encoder = new MinimalHTMLEncoder();
  scorer = new QueryScorer(query);
  highlighter = new Highlighter(formatter, encoder, scorer);

  fragmentLength = DEFAULT_FRAGMENT_LENGTH;
  Fragmenter fragmenter = new SimpleSpanFragmenter(scorer, fragmentLength);
  highlighter.setTextFragmenter(fragmenter);
}
開發者ID:lukhnos，項目名稱:lucenestudy，代碼行數:13，代碼來源:HighlightingHelper.java

示例10: getBenchmarkHighlighter

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
@Override
protected BenchmarkHighlighter getBenchmarkHighlighter(Query q){
  highlighter = new Highlighter(new SimpleHTMLFormatter(), new QueryScorer(q));
  highlighter.setMaxDocCharsToAnalyze(maxDocCharsToAnalyze);
  return new BenchmarkHighlighter(){
    @Override
    public int doHighlight(IndexReader reader, int doc, String field,
        Document document, Analyzer analyzer, String text) throws Exception {
      TokenStream ts = TokenSources.getAnyTokenStream(reader, doc, field, document, analyzer);
      TextFragment[] frag = highlighter.getBestTextFragments(ts, text, mergeContiguous, maxFrags);
      return frag != null ? frag.length : 0;
    }
  };
}
開發者ID:europeana，項目名稱:search，代碼行數:15，代碼來源:SearchTravRetHighlightTask.java

示例11: getBenchmarkHighlighter

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
@Override
public BenchmarkHighlighter getBenchmarkHighlighter(Query q) {
  highlighter = new Highlighter(new SimpleHTMLFormatter(), new QueryScorer(q));
  return new BenchmarkHighlighter() {
    @Override
    public int doHighlight(IndexReader reader, int doc, String field, Document document, Analyzer analyzer, String text) throws Exception {
      TokenStream ts = TokenSources.getAnyTokenStream(reader, doc, field, document, analyzer);
      TextFragment[] frag = highlighter.getBestTextFragments(ts, text, mergeContiguous, maxFrags);
      numHighlightedResults += frag != null ? frag.length : 0;
      return frag != null ? frag.length : 0;
    }
  };
}
開發者ID:europeana，項目名稱:search，代碼行數:14，代碼來源:CountingHighlighterTestTask.java

示例12: createHighlighter

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static Object createHighlighter(Query query,String highlightBegin,String highlightEnd) {
	
		return new Highlighter(
				//new SimpleHTMLFormatter("<span class=\"matching-term\">","</span>"),
				new SimpleHTMLFormatter(highlightBegin,highlightEnd),
				new QueryScorer(query));
	
}
開發者ID:lucee，項目名稱:Lucee4，代碼行數:9，代碼來源:_Highlight.java

示例13: searchCorpus

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
/**
 * Searches the current corpus using the search terms in the search field.
 */
private void searchCorpus() {
    if (search.getText().trim().equals("")) return;
    try {
        indexSearcher = guess.getSelected() != null ?
            getIndex(getDiffCorpus(gold.getSelected(), guess.getSelected())) :
            getIndex(gold.getSelected());
        //System.out.println("Searching...");
        QueryParser parser = new QueryParser("Word", analyzer);
        Query query = parser.parse(search.getText());
        Hits hits = indexSearcher.search(query);
        Highlighter highlighter = new Highlighter(new QueryScorer(query));
        DefaultListModel model = new DefaultListModel();
        for (int i = 0; i < hits.length(); i++) {
            Document hitDoc = hits.doc(i);
            int nr = Integer.parseInt(hitDoc.get("<nr>"));
            //System.out.println(hitDoc.get("<nr>"));
            String best = null;
            for (Object field : hitDoc.getFields()) {
                Field f = (Field) field;
                best = highlighter.getBestFragment(analyzer, f.name(), hitDoc.get(f.name()));
                if (best != null) break;
            }
            if (best != null)
                model.addElement(new Result(nr, "<html>" + nr + ":" + best + "</html>"));
            //System.out.println(highlighter.getBestFragment(analyzer, "Word", hitDoc.get("Word")));
            //assertEquals("This is the text to be indexed.", hitDoc.get("fieldname"));
        }
        results.setModel(model);
        repaint();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}
開發者ID:riedelcastro，項目名稱:whatswrong，代碼行數:37，代碼來源:CorpusNavigator.java

示例14: createHighlighter

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
protected Highlighter createHighlighter(org.apache.lucene.search.Query luceneQuery) {
	SimpleHTMLFormatter format = new SimpleHTMLFormatter("<b><font color='red'>", "</font></b>");
	Highlighter highlighter = new Highlighter(format, new QueryScorer(luceneQuery));// 高亮
	// highlighter.setTextFragmenter(new
	// SimpleFragmenter(Integer.MAX_VALUE));
	highlighter.setTextFragmenter(new SimpleFragmenter(200));
	return highlighter;
}
開發者ID:mixaceh，項目名稱:openyu-commons，代碼行數:9，代碼來源:CommonDaoSupporter.java

示例15: doHighlight

import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
/**
 * Highlight (bold,color) query words in result-document. Set HighlightResult for content or description.
 * 
 * @param query
 * @param analyzer
 * @param doc
 * @param resultDocument
 * @throws IOException
 */
private void doHighlight(final Query query, final Analyzer analyzer, final Document doc, final ResultDocument resultDocument) throws IOException {
    final Highlighter highlighter = new Highlighter(new SimpleHTMLFormatter(HIGHLIGHT_PRE_TAG, HIGHLIGHT_POST_TAG), new QueryScorer(query));
    // Get 3 best fragments of content and seperate with a "..."
    try {
        // highlight content
        final String content = doc.get(AbstractOlatDocument.CONTENT_FIELD_NAME);
        TokenStream tokenStream = analyzer.tokenStream(AbstractOlatDocument.CONTENT_FIELD_NAME, new StringReader(content));
        String highlightResult = highlighter.getBestFragments(tokenStream, content, 3, HIGHLIGHT_SEPARATOR);

        // if no highlightResult is in content => look in description
        if (highlightResult.length() == 0) {
            final String description = doc.get(AbstractOlatDocument.DESCRIPTION_FIELD_NAME);
            tokenStream = analyzer.tokenStream(AbstractOlatDocument.DESCRIPTION_FIELD_NAME, new StringReader(description));
            highlightResult = highlighter.getBestFragments(tokenStream, description, 3, HIGHLIGHT_SEPARATOR);
            resultDocument.setHighlightingDescription(true);
        }
        resultDocument.setHighlightResult(highlightResult);

        // highlight title
        final String title = doc.get(AbstractOlatDocument.TITLE_FIELD_NAME);
        tokenStream = analyzer.tokenStream(AbstractOlatDocument.TITLE_FIELD_NAME, new StringReader(title));
        final String highlightTitle = highlighter.getBestFragments(tokenStream, title, 3, " ");
        resultDocument.setHighlightTitle(highlightTitle);
    } catch (final InvalidTokenOffsetsException e) {
        log.warn("", e);
    }
}
開發者ID:huihoo，項目名稱:olat，代碼行數:37，代碼來源:SearchResultsImpl.java


注：本文中的org.apache.lucene.search.highlight.QueryScorer類示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。