技术标签: mongonr日期对应java
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?那麽恭喜您, 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25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,您的評價將有助於我們的係統推薦出更棒的Java代碼示例。
示例1: getHighlightString
點讚 3
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("","");
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("");
writer.append("
".highlight {\n" +
" background: yellow;\n" +
"}\n" +
"");
writer.append("
");writer.append("");
writer.append("");
return ( writer.toString() );
}
開發者ID:CoEIA,項目名稱:DEM,代碼行數:24,
示例2: searToHighlighterCss
點讚 3
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("","");
/**����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,
示例3: getHighlighterList
點讚 3
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
private List getHighlighterList(List highlightRequests, Query q) {
if (highlightRequests.isEmpty()) {
return Collections.emptyList();
}
List 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,
示例4: testHits
點讚 3
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,
示例5: testHighlightPhrase
點讚 2
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 foo bar foo"}, frags);
}
開發者ID:justor,項目名稱:elasticsearch_my,代碼行數:11,
示例6: displayHtmlHighlight
點讚 2
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("", ""),
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,
示例7: search
點讚 2
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("", "");
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,
示例8: search
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
@Override
@SuppressWarnings("unchecked")
public List 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("", "");
QueryScorer queryScorer = new QueryScorer(luceneQuery);
Highlighter highlighter = new Highlighter(formatter, queryScorer);
List list = query.list();
List 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,
示例9: HighlightingHelper
點讚 2
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,
示例10: getBenchmarkHighlighter
點讚 2
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,
示例11: getBenchmarkHighlighter
點讚 2
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,
示例12: createHighlighter
點讚 2
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("",""),
new SimpleHTMLFormatter(highlightBegin,highlightEnd),
new QueryScorer(query));
}
開發者ID:lucee,項目名稱:Lucee4,代碼行數:9,
示例13: searchCorpus
點讚 2
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(""));
//System.out.println(hitDoc.get(""));
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, "" + nr + ":" + best + ""));
//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,
示例14: createHighlighter
點讚 2
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("", "");
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,
示例15: doHighlight
點讚 2
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,
示例16: getResult
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public String getResult(String fieldName, String fieldValue) throws Exception{
BuguIndex index = BuguIndex.getInstance();
QueryParser parser = new QueryParser(index.getVersion(), fieldName, index.getAnalyzer());
Query query = parser.parse(keywords);
TokenStream tokens = index.getAnalyzer().tokenStream(fieldName, new StringReader(fieldValue));
QueryScorer scorer = new QueryScorer(query, fieldName);
Highlighter highlighter = new Highlighter(formatter, scorer);
highlighter.setTextFragmenter(new SimpleSpanFragmenter(scorer));
return highlighter.getBestFragments(tokens, fieldValue, maxFragments, "...");
}
開發者ID:xbwen,項目名稱:bugu-mongo,代碼行數:11,
示例17: testHighlighting
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public void testHighlighting() throws Exception {
String text = "The quick brown fox jumps over the lazy dog";
TermQuery query = new TermQuery(new Term("field", "fox"));
TokenStream tokenStream = new SimpleAnalyzer().tokenStream("field", new StringReader(text));
QueryScorer scorer = new QueryScorer(query, "field");
Fragmenter fragmenter = new SimpleSpanFragmenter(scorer);
Highlighter highlighter = new Highlighter(scorer);
highlighter.setTextFragmenter(fragmenter);
assertEquals("The quick brown fox jumps over the lazy dog",
highlighter.getBestFragment(tokenStream, text));
}
開發者ID:xuzhikethinker,項目名稱:t4f-data,代碼行數:15,
示例18: searchData
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
private String searchData(String key) throws IOException, ParseException, InvalidTokenOffsetsException {
Directory directory = FSDirectory.open(new File(filePath));
IndexSearcher indexSearcher = new IndexSearcher(directory);
QueryParser queryParser = new QueryParser(Version.LUCENE_31, "foods",
new SmartChineseAnalyzer(Version.LUCENE_31, true));
//queryParser.setDefaultOperator(Operator.AND);
Query query = queryParser.parse(key);
TopDocs docs = indexSearcher.search(query, 10);
QueryScorer queryScorer = new QueryScorer(query, "foods");
Highlighter highlighter = new Highlighter(queryScorer);
highlighter.setTextFragmenter(new SimpleSpanFragmenter(queryScorer));
List searchResults = new ArrayList();
if (docs != null) {
for (ScoreDoc scoreDoc : docs.scoreDocs) {
Document doc = indexSearcher.doc(scoreDoc.doc);
TokenStream tokenStream = TokenSources.getAnyTokenStream(
indexSearcher.getIndexReader(), scoreDoc.doc, "foods", doc,
new SmartChineseAnalyzer(Version.LUCENE_31, true));
SearchResult searchResult = new SearchResult();
searchResult.setRestaurantId(Long.valueOf(doc.get("id")));
searchResult.setRestaurantName(doc.get("restaurant_name"));
searchResult.setKey(key);
searchResult.setFoods(Arrays.asList(highlighter.
getBestFragment(tokenStream, doc.get("foods")).split(" ")));
searchResults.add(searchResult);
}
} else {
searchResults = null;
}
indexSearcher.close();
directory.close();
return new Gson().toJson(searchResults);
}
開發者ID:tensorchen,項目名稱:rrs,代碼行數:42,
示例19: highlight
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
/**
* NOTE: This method will not preserve the correct field types.
*
* @param preTag
* @param postTag
*/
public static Document highlight(int docId, Document document, Query query, FieldManager fieldManager,
IndexReader reader, String preTag, String postTag) throws IOException, InvalidTokenOffsetsException {
String fieldLessFieldName = fieldManager.getFieldLessFieldName();
Query fixedQuery = fixSuperQuery(query, null, fieldLessFieldName);
Analyzer analyzer = fieldManager.getAnalyzerForQuery();
SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter(preTag, postTag);
Document result = new Document();
for (IndexableField f : document) {
String name = f.name();
if (fieldLessFieldName.equals(name) || FIELDS_NOT_TO_HIGHLIGHT.contains(name)) {
result.add(f);
continue;
}
String text = f.stringValue();
Number numericValue = f.numericValue();
Query fieldFixedQuery;
if (fieldManager.isFieldLessIndexed(name)) {
fieldFixedQuery = fixSuperQuery(query, name, fieldLessFieldName);
} else {
fieldFixedQuery = fixedQuery;
}
if (numericValue != null) {
if (shouldNumberBeHighlighted(name, numericValue, fieldFixedQuery)) {
String numberHighlight = preTag + text + postTag;
result.add(new StringField(name, numberHighlight, Store.YES));
}
} else {
Highlighter highlighter = new Highlighter(htmlFormatter, new QueryScorer(fieldFixedQuery, name));
TokenStream tokenStream = TokenSources.getAnyTokenStream(reader, docId, name, analyzer);
TextFragment[] frag = highlighter.getBestTextFragments(tokenStream, text, false, 10);
for (int j = 0; j < frag.length; j++) {
if ((frag[j] != null) && (frag[j].getScore() > 0)) {
result.add(new StringField(name, frag[j].toString(), Store.YES));
}
}
}
}
return result;
}
開發者ID:apache,項目名稱:incubator-blur,代碼行數:52,
示例20: main
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static void main(String[] args) throws Exception{
ApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext.xml");
SessionFactory sessionFactory = applicationContext.getBean("hibernate4sessionFactory",SessionFactory.class);
FullTextSession fullTextSession = Search.getFullTextSession(sessionFactory.openSession());
//使用Hibernate Search api查詢 從多個字段匹配 name、description、authors.name
//QueryBuilder qb = fullTextEntityManager.getSearchFactory().buildQueryBuilder().forEntity(Book.class ).get();
//Query luceneQuery = qb.keyword().onFields("name","description","authors.name").matching("移動互聯網").createQuery();
//使用lucene api查詢 從多個字段匹配 name、description、authors.name
//使用庖丁分詞器
MultiFieldQueryParser queryParser=new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"name","description","authors.name"}, new PaodingAnalyzer());
Query luceneQuery=queryParser.parse("實戰");
FullTextQuery fullTextQuery =fullTextSession.createFullTextQuery(luceneQuery, Book.class);
//設置每頁顯示多少條
fullTextQuery.setMaxResults(5);
//設置當前頁
fullTextQuery.setFirstResult(0);
//高亮設置
SimpleHTMLFormatter formatter=new SimpleHTMLFormatter("", "");
QueryScorer queryScorer=new QueryScorer(luceneQuery);
Highlighter highlighter=new Highlighter(formatter, queryScorer);
@SuppressWarnings("unchecked")
List resultList = fullTextQuery.list();
System.out.println("共查找到["+resultList.size()+"]條記錄");
for (Book book : resultList) {
String highlighterString=null;
Analyzer analyzer=new PaodingAnalyzer();
try {
//高亮name
highlighterString=highlighter.getBestFragment(analyzer, "name", book.getName());
if(highlighterString!=null){
book.setName(highlighterString);
}
//高亮authors.name
Set authors = book.getAuthors();
for (Author author : authors) {
highlighterString=highlighter.getBestFragment(analyzer, "authors.name", author.getName());
if(highlighterString!=null){
author.setName(highlighterString);
}
}
//高亮description
highlighterString=highlighter.getBestFragment(analyzer, "description", book.getDescription());
if(highlighterString!=null){
book.setDescription(highlighterString);
}
} catch (Exception e) {
}
System.out.println("書名:"+book.getName()+"\n描述:"+book.getDescription()+"\n出版日期:"+book.getPublicationDate());
System.out.println("----------------------------------------------------------");
}
fullTextSession.close();
sessionFactory.close();
}
開發者ID:v5developer,項目名稱:maven-framework-project,代碼行數:62,
示例21: query
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
@Override
public QueryResult query(String keyword, int start, int pagesize,Analyzer analyzer,String...field) throws Exception{
QueryResult queryResult=new QueryResult();
List books=new ArrayList();
FullTextSession fullTextSession = Search.getFullTextSession(getSession());
//使用Hibernate Search api查詢 從多個字段匹配 name、description、authors.name
//QueryBuilder qb = fullTextSession.getSearchFactory().buildQueryBuilder().forEntity(Book.class ).get();
//Query luceneQuery = qb.keyword().onFields(field).matching(keyword).createQuery();
//使用lucene api查詢 從多個字段匹配 name、description、authors.name
MultiFieldQueryParser queryParser=new MultiFieldQueryParser(Version.LUCENE_36,new String[]{"name","description","authors.name"}, analyzer);
Query luceneQuery=queryParser.parse(keyword);
FullTextQuery fullTextQuery = fullTextSession.createFullTextQuery(luceneQuery);
int searchresultsize = fullTextQuery.getResultSize();
queryResult.setSearchresultsize(searchresultsize);
System.out.println("共查找到["+searchresultsize+"]條記錄");
fullTextQuery.setFirstResult(start);
fullTextQuery.setMaxResults(pagesize);
//設置按id排序
fullTextQuery.setSort(new Sort(new SortField("id", SortField.INT ,true)));
//高亮設置
SimpleHTMLFormatter formatter=new SimpleHTMLFormatter("", "");
QueryScorer queryScorer=new QueryScorer(luceneQuery);
Highlighter highlighter=new Highlighter(formatter, queryScorer);
@SuppressWarnings("unchecked")
List tempresult = fullTextQuery.list();
for (Book book : tempresult) {
String highlighterString=null;
try {
//高亮name
highlighterString=highlighter.getBestFragment(analyzer, "name", book.getName());
if(highlighterString!=null){
book.setName(highlighterString);
}
//高亮authors.name
Set authors = book.getAuthors();
for (Author author : authors) {
highlighterString=highlighter.getBestFragment(analyzer, "authors.name", author.getName());
if(highlighterString!=null){
author.setName(highlighterString);
}
}
//高亮description
highlighterString=highlighter.getBestFragment(analyzer, "description", book.getDescription());
if(highlighterString!=null){
book.setDescription(highlighterString);
}
} catch (Exception e) {
}
books.add(book);
System.out.println("書名:"+book.getName()+"\n描述:"+book.getDescription()+"\n出版日期:"+book.getPublicationDate());
System.out.println("----------------------------------------------------------");
}
queryResult.setSearchresult(books);
return queryResult;
}
開發者ID:v5developer,項目名稱:maven-framework-project,代碼行數:72,
示例22: main
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static void main(String[] args) throws Exception{
ApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext.xml");
EntityManagerFactory entityManagerFactory = applicationContext.getBean("entityManagerFactory",EntityManagerFactory.class);
FullTextEntityManager fullTextEntityManager = Search.getFullTextEntityManager(entityManagerFactory.createEntityManager());
//使用Hibernate Search api查詢 從多個字段匹配 name、description、authors.name
//QueryBuilder qb = fullTextEntityManager.getSearchFactory().buildQueryBuilder().forEntity(Book.class ).get();
//Query luceneQuery = qb.keyword().onFields("name","description","authors.name").matching("移動互聯網").createQuery();
//使用lucene api查詢 從多個字段匹配 name、description、authors.name
//使用庖丁分詞器
MultiFieldQueryParser queryParser=new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"name","description","authors.name"}, new PaodingAnalyzer());
Query luceneQuery=queryParser.parse("實戰");
FullTextQuery fullTextQuery =fullTextEntityManager.createFullTextQuery(luceneQuery, Book.class);
//設置每頁顯示多少條
fullTextQuery.setMaxResults(5);
//設置當前頁
fullTextQuery.setFirstResult(0);
//高亮設置
SimpleHTMLFormatter formatter=new SimpleHTMLFormatter("", "");
QueryScorer queryScorer=new QueryScorer(luceneQuery);
Highlighter highlighter=new Highlighter(formatter, queryScorer);
@SuppressWarnings("unchecked")
List resultList = fullTextQuery.getResultList();
for (Book book : resultList) {
String highlighterString=null;
Analyzer analyzer=new PaodingAnalyzer();
try {
//高亮name
highlighterString=highlighter.getBestFragment(analyzer, "name", book.getName());
if(highlighterString!=null){
book.setName(highlighterString);
}
//高亮authors.name
Set authors = book.getAuthors();
for (Author author : authors) {
highlighterString=highlighter.getBestFragment(analyzer, "authors.name", author.getName());
if(highlighterString!=null){
author.setName(highlighterString);
}
}
//高亮description
highlighterString=highlighter.getBestFragment(analyzer, "description", book.getDescription());
if(highlighterString!=null){
book.setDescription(highlighterString);
}
} catch (Exception e) {
}
}
fullTextEntityManager.close();
entityManagerFactory.close();
}
開發者ID:v5developer,項目名稱:maven-framework-project,代碼行數:60,
示例23: query
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
@Override
public QueryResult query(String keyword, int start, int pagesize,Analyzer analyzer,String...field) throws Exception{
QueryResult queryResult=new QueryResult();
List books=new ArrayList();
FullTextEntityManager fullTextEntityManager = Search.getFullTextEntityManager(em);
//使用Hibernate Search api查詢 從多個字段匹配 name、description、authors.name
//QueryBuilder qb = fullTextSession.getSearchFactory().buildQueryBuilder().forEntity(Book.class ).get();
//Query luceneQuery = qb.keyword().onFields(field).matching(keyword).createQuery();
//使用lucene api查詢 從多個字段匹配 name、description、authors.name
MultiFieldQueryParser queryParser=new MultiFieldQueryParser(Version.LUCENE_36,new String[]{"name","description","authors.name"}, analyzer);
Query luceneQuery=queryParser.parse(keyword);
FullTextQuery fullTextQuery = fullTextEntityManager.createFullTextQuery(luceneQuery);
int searchresultsize = fullTextQuery.getResultSize();
queryResult.setSearchresultsize(searchresultsize);
fullTextQuery.setFirstResult(start);
fullTextQuery.setMaxResults(pagesize);
//設置按id排序
fullTextQuery.setSort(new Sort(new SortField("id", SortField.INT ,true)));
//高亮設置
SimpleHTMLFormatter formatter=new SimpleHTMLFormatter("", "");
QueryScorer queryScorer=new QueryScorer(luceneQuery);
Highlighter highlighter=new Highlighter(formatter, queryScorer);
@SuppressWarnings("unchecked")
List tempresult = fullTextQuery.getResultList();
for (Book book : tempresult) {
String highlighterString=null;
try {
//高亮name
highlighterString=highlighter.getBestFragment(analyzer, "name", book.getName());
if(highlighterString!=null){
book.setName(highlighterString);
}
//高亮authors.name
Set authors = book.getAuthors();
for (Author author : authors) {
highlighterString=highlighter.getBestFragment(analyzer, "authors.name", author.getName());
if(highlighterString!=null){
author.setName(highlighterString);
}
}
//高亮description
highlighterString=highlighter.getBestFragment(analyzer, "description", book.getDescription());
if(highlighterString!=null){
book.setDescription(highlighterString);
}
} catch (Exception e) {
}
books.add(book);
}
queryResult.setSearchresult(books);
return queryResult;
}
開發者ID:v5developer,項目名稱:maven-framework-project,代碼行數:68,
示例24: main
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static void main(String[] args) throws Exception {
if (args.length != 0) {
QUERY = args[0];
}
// 將庖丁封裝成符合Lucene要求的Analyzer規範
Analyzer analyzer = new PaodingAnalyzer();
//讀取本類目錄下的text.txt文件
String content = ContentReader.readText(English.class);
//接下來是標準的Lucene建立索引和檢索的代碼
Directory ramDir = new RAMDirectory();
IndexWriter writer = new IndexWriter(ramDir, analyzer);
Document doc = new Document();
Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
Field.Index.TOKENIZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
doc.add(fd);
writer.addDocument(doc);
writer.optimize();
writer.close();
IndexReader reader = IndexReader.open(ramDir);
String queryString = QUERY;
QueryParser parser = new QueryParser(FIELD_NAME, analyzer);
Query query = parser.parse(queryString);
Searcher searcher = new IndexSearcher(ramDir);
query = query.rewrite(reader);
System.out.println("Searching for: " + query.toString(FIELD_NAME));
Hits hits = searcher.search(query);
BoldFormatter formatter = new BoldFormatter();
Highlighter highlighter = new Highlighter(formatter, new QueryScorer(
query));
highlighter.setTextFragmenter(new SimpleFragmenter(50));
for (int i = 0; i < hits.length(); i++) {
String text = hits.doc(i).get(FIELD_NAME);
int maxNumFragmentsRequired = 5;
String fragmentSeparator = "...";
TermPositionVector tpv = (TermPositionVector) reader
.getTermFreqVector(hits.id(i), FIELD_NAME);
TokenStream tokenStream = TokenSources.getTokenStream(tpv);
String result = highlighter.getBestFragments(tokenStream, text,
maxNumFragmentsRequired, fragmentSeparator);
System.out.println("\n" + result);
}
reader.close();
}
開發者ID:no8899,項目名稱:paoding-for-lucene-2.4,代碼行數:48,
示例25: main
點讚 2
import org.apache.lucene.search.highlight.QueryScorer; //導入依賴的package包/類
public static void main(String[] args) throws Exception {
if (args.length != 0) {
QUERY = args[0];
}
// 將庖丁封裝成符合Lucene要求的Analyzer規範
Analyzer analyzer = new PaodingAnalyzer();
//讀取本類目錄下的text.txt文件
String content = ContentReader.readText(Chinese.class);
//接下來是標準的Lucene建立索引和檢索的代碼
Directory ramDir = new RAMDirectory();
IndexWriter writer = new IndexWriter(ramDir, analyzer);
Document doc = new Document();
Field fd = new Field(FIELD_NAME, content, Field.Store.YES,
Field.Index.TOKENIZED, Field.TermVector.WITH_POSITIONS_OFFSETS);
doc.add(fd);
writer.addDocument(doc);
writer.optimize();
writer.close();
IndexReader reader = IndexReader.open(ramDir);
String queryString = QUERY;
QueryParser parser = new QueryParser(FIELD_NAME, analyzer);
Query query = parser.parse(queryString);
Searcher searcher = new IndexSearcher(ramDir);
query = query.rewrite(reader);
System.out.println("Searching for: " + query.toString(FIELD_NAME));
Hits hits = searcher.search(query);
BoldFormatter formatter = new BoldFormatter();
Highlighter highlighter = new Highlighter(formatter, new QueryScorer(
query));
highlighter.setTextFragmenter(new SimpleFragmenter(50));
for (int i = 0; i < hits.length(); i++) {
String text = hits.doc(i).get(FIELD_NAME);
int maxNumFragmentsRequired = 5;
String fragmentSeparator = "...";
TermPositionVector tpv = (TermPositionVector) reader
.getTermFreqVector(hits.id(i), FIELD_NAME);
TokenStream tokenStream = TokenSources.getTokenStream(tpv);
String result = highlighter.getBestFragments(tokenStream, text,
maxNumFragmentsRequired, fragmentSeparator);
System.out.println("\n" + result);
}
reader.close();
}
開發者ID:no8899,項目名稱:paoding-for-lucene-2.4,代碼行數:48,
注:本文中的org.apache.lucene.search.highlight.QueryScorer類示例整理自Github/MSDocs等源碼及文檔管理平台,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。
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