Lucene进阶操作，单字段、多字段和布尔搜索

上一篇文章是入门，现在是进阶，通过项目用到的例子给大家呈现较好的方法。本方法基于Lucene-4.7.2因为项目要用到JDK1.6。

这里使用几个很好用的类，是经过多次试验整理出来的，分别是单字段搜索，多字段搜索以及布尔搜索。

1 单字段搜索

package com.rbc.hbms.search.util.lucene;import java.io.File;
import java.io.IOException;
import java.io.StringReader;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.LinkedList;
import java.util.List;import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.IntField;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.classic.QueryParser;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.search.highlight.Highlighter;
import org.apache.lucene.search.highlight.InvalidTokenOffsetsException;
import org.apache.lucene.search.highlight.QueryScorer;
import org.apache.lucene.search.highlight.SimpleFragmenter;
import org.apache.lucene.search.highlight.SimpleHTMLEncoder;
import org.apache.lucene.search.highlight.SimpleHTMLFormatter;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.Version;import com.rbc.hbms.estateView.entity.HbmsHouse;
import com.tds.framework.wsmanage.util.StringUtils;/*** 布尔搜索* Created by MoSon on 2017/7/5.*/
public class ATermQuery {public static void main(String[] args) throws IOException, ParseException {List<HbmsHouse> address = getAddressById("114955758");System.out.println(address);}/*** 根据id查询* @param address  要查询地址* @param number* @return* @throws IOException* @throws ParseException*/public static List<HbmsHouse> getAddressById(String keyword) throws IOException, ParseException {try {long start = System.currentTimeMillis();System.out.println("开始时间：" + start);// 定义索引目录// Path path = FileSystems.getDefault().getPath("standardIndex");// Directory directory = FSDirectory.open(path);Directory directory = FSDirectory.open(new File("D:/EclipseWorkspace/zseboss/standardIndex"));// 定义索引查看器IndexReader indexReader = DirectoryReader.open(directory);// 定义搜索器IndexSearcher indexSearcher = new IndexSearcher(indexReader);// 搜索内容// 定义查询字段/*Term term = new  Term("id",id);Query query = new TermQuery(term);*///          IKAnalyzer analyzer = new IKAnalyzer();// 使用IK分词器StandardAnalyzer analyzer = new StandardAnalyzer(Version.LUCENE_47);//定义分词器(标准分词器)QueryParser parser = new QueryParser(Version.LUCENE_47,"id", analyzer); //定义查询分析器Query query = parser.parse(keyword);/**定义高亮组件*/SimpleHTMLFormatter formatter = new SimpleHTMLFormatter("<span style='color:red;'>", "</span>");// 构建Scorer,用于选取最佳切片QueryScorer scorer = new QueryScorer(query);// 实例化Highlighter组件Highlighter highlighter = new Highlighter(formatter, scorer);// 构建Fragmenter对象,用于文档切片highlighter.setTextFragmenter(new SimpleFragmenter(100));highlighter.setEncoder(new SimpleHTMLEncoder());// 定义要获取的数量// 命中前20条文档TopDocs topDocs = indexSearcher.search(query, 1);// 打印命中数
//          System.out.println("命中数：" + topDocs.totalHits);// 取出文档ScoreDoc[] scoreDocs = topDocs.scoreDocs;StringBuilder stringBuilder = new StringBuilder();// 遍历取出数据List<HbmsHouse> list = new LinkedList<HbmsHouse>();for (ScoreDoc scoreDoc : scoreDocs) {HbmsHouse hh = new HbmsHouse();float score = scoreDoc.score; // 相似度// System.out.println("相似度:"+ score);// 通过indexSearcher的doc方法取出文档Document doc = indexSearcher.doc(scoreDoc.doc);// 获取idString id = doc.get("id");if(id == null){continue;}//从索引中获取值String ngName = doc.get("ngName");String town = doc.get("town");String pianQu = doc.get("pianQu");String switchInType = doc.get("switchInType");String addressType = doc.get("addressType");String flag = doc.get("flag");String causes = doc.get("causes");String crtTime = doc.get("crtTime");//判断是否为空if(StringUtils.isNotBlank(ngName)){hh.setNgName(ngName);}if(StringUtils.isNotBlank(town)){hh.setTown(town);}if(StringUtils.isNotBlank(pianQu)){hh.setPianQu(pianQu);}if(StringUtils.isNotBlank(switchInType)){hh.setSwitchInType(switchInType);}if(StringUtils.isNotBlank(addressType)){hh.setAddressType(addressType);}if(flag!=null ){hh.setFlag(Integer.parseInt(flag));}if(StringUtils.isNotBlank(causes)){hh.setCauses(causes);}if (StringUtils.isNotBlank(crtTime)) {SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd HH:mm:ss");Date parse = sdf.parse(crtTime);hh.setCrtTime(parse);}// 获取地址String name = doc.get("name");hh.setName(name);// 高亮String idHighlighter = highlighter.getBestFragment(analyzer, "id", id);
//               System.out.println("id(高亮):"+idHighlighter);
//               System.out.println(name);hh.setId(idHighlighter);list.add(hh);}System.out.println(stringBuilder.toString());// 关闭索引查看器indexReader.close();long end = System.currentTimeMillis();System.out.println("开始时间：" + end);long time = end - start;System.out.println("用时：" + time + "毫秒");return list;} catch (InvalidTokenOffsetsException e) {e.printStackTrace();} catch (java.text.ParseException e) {// TODO Auto-generated catch blocke.printStackTrace();}return null;}}

2 布尔搜索

package com.rbc.hbms.search.util.lucene;import java.io.File;
import java.io.IOException;
import java.io.StringReader;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.LinkedList;
import java.util.List;import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.search.highlight.Highlighter;
import org.apache.lucene.search.highlight.InvalidTokenOffsetsException;
import org.apache.lucene.search.highlight.QueryScorer;
import org.apache.lucene.search.highlight.SimpleFragmenter;
import org.apache.lucene.search.highlight.SimpleHTMLEncoder;
import org.apache.lucene.search.highlight.SimpleHTMLFormatter;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.Version;import com.rbc.hbms.estateView.entity.HbmsHouse;
import com.tds.framework.wsmanage.util.StringUtils;/*** 布尔搜索* Created by MoSon on 2017/7/5.*/
public class BooleanSearchQuery {public static void main(String[] args) throws IOException, ParseException {// List<LinkedHashMap<String, Object>> address =// getAddress("煲sjfdkla街道",20);// System.out.println(address);}/*** 获取符合的地址* * @param address*            要查询地址* @param number* @return* @throws IOException* @throws ParseException*/public static List<HbmsHouse> getAddress(String address, int number) throws IOException, ParseException {try {long start = System.currentTimeMillis();System.out.println("开始时间：" + start);// 定义索引目录// Path path = FileSystems.getDefault().getPath("standardIndex");// Directory directory = FSDirectory.open(path);Directory directory = FSDirectory.open(new File("D:/EclipseWorkspace/zseboss/standardIndex"));// 定义索引查看器IndexReader indexReader = DirectoryReader.open(directory);// 定义搜索器IndexSearcher indexSearcher = new IndexSearcher(indexReader);// 搜索内容// 定义查询字段/*** 进阶 多关键字的布尔搜索*/// 定义Term集合List<Term> termList = new ArrayList<Term>();StandardAnalyzer analyzer = new StandardAnalyzer(Version.LUCENE_47);
//          IKAnalyzer analyzer = new IKAnalyzer();// 使用IK分词器// 获取分词结果List<String> analyseResult = getAnalyseResult(address, analyzer);for (String result : analyseResult) {termList.add(new Term("ngName", result));// System.out.println(result);}// 定义TermQuery集合List<TermQuery> termQueries = new ArrayList<TermQuery>();// 取出集合结果for (Term term : termList) {termQueries.add(new TermQuery(term));}// 布尔搜索BooleanQuery query = new BooleanQuery();List<BooleanClause> booleanClauses = new ArrayList<BooleanClause>();// 遍历for (TermQuery termQuery : termQueries) {booleanClauses.add(new BooleanClause(termQuery, BooleanClause.Occur.SHOULD));}// BooleanQuery.Builder builder = new BooleanQuery.Builder();for (BooleanClause booleanClause : booleanClauses) {// builder.add(booleanClause);query.add(booleanClause);}// 检索// BooleanQuery query = builder.build();/**定义高亮组件*/SimpleHTMLFormatter formatter = new SimpleHTMLFormatter("<span style='color:red;'>", "</span>");// 构建Scorer,用于选取最佳切片QueryScorer scorer = new QueryScorer(query);// 实例化Highlighter组件Highlighter highlighter = new Highlighter(formatter, scorer);// 构建Fragmenter对象,用于文档切片highlighter.setTextFragmenter(new SimpleFragmenter(100));highlighter.setEncoder(new SimpleHTMLEncoder());// 定义要获取的数量// 命中前20条文档TopDocs topDocs = indexSearcher.search(query, number);// 打印命中数System.out.println("命中数：" + topDocs.totalHits);// 取出文档ScoreDoc[] scoreDocs = topDocs.scoreDocs;// 遍历取出数据List<HbmsHouse> list = new LinkedList<HbmsHouse>();for (ScoreDoc scoreDoc : scoreDocs) {HbmsHouse hh = new HbmsHouse();float score = scoreDoc.score; // 相似度// System.out.println("相似度:"+ score);// 通过indexSearcher的doc方法取出文档Document doc = indexSearcher.doc(scoreDoc.doc);// 获取idString id = doc.get("id");if(id == null){continue;}String ngName = doc.get("ngName");String town = doc.get("town");String pianQu = doc.get("pianQu");String switchInType = doc.get("switchInType");String addressType = doc.get("addressType");String flag = doc.get("flag");String causes = doc.get("causes");String crtTime = doc.get("crtTime");// 高亮/*  String idHighlighter = highlighter.getBestFragment(analyzer, "id", id);String ngNameHighlighter = highlighter.getBestFragment(analyzer, "ngName", ngName);String townHighlighter = highlighter.getBestFragment(analyzer, "town", town);String pianQuHighlighter = highlighter.getBestFragment(analyzer, "pianQu", pianQu);String switchInTypeHighlighter = highlighter.getBestFragment(analyzer, "switchInType", switchInType);String addressTypeHighlighter = highlighter.getBestFragment(analyzer, "addressType", addressType);String flagHighlighter = highlighter.getBestFragment(analyzer, "flag", flag);String causesHighlighter = highlighter.getBestFragment(analyzer, "causes", causes);String crtTimeHighlighter = highlighter.getBestFragment(analyzer, "crtTime", crtTime);*/String idHighlighter = null;String ngNameHighlighter = null;String townHighlighter = null;String pianQuHighlighter = null;String switchInTypeHighlighter = null;String addressTypeHighlighter = null;String flagHighlighter = null;String causesHighlighter = null;String crtTimeHighlighter = null;if(StringUtils.isNotBlank(id)){idHighlighter = highlighter.getBestFragment(analyzer, "id", id);}if(StringUtils.isNotBlank(ngName)){ngNameHighlighter = highlighter.getBestFragment(analyzer, "ngName", ngName);}if(StringUtils.isNotBlank(pianQu)){pianQuHighlighter = highlighter.getBestFragment(analyzer, "pianQu", pianQu);}if(StringUtils.isNotBlank(town)){townHighlighter = highlighter.getBestFragment(analyzer, "town", town);}if(StringUtils.isNotBlank(switchInType)){switchInTypeHighlighter = highlighter.getBestFragment(analyzer, "switchInType", switchInType);}if(StringUtils.isNotBlank(addressType)){addressTypeHighlighter = highlighter.getBestFragment(analyzer, "addressType", addressType);}if(StringUtils.isNotBlank(flag)){flagHighlighter = highlighter.getBestFragment(analyzer, "flag", flag);}if(StringUtils.isNotBlank(causes)){causesHighlighter = highlighter.getBestFragment(analyzer, "causes", causes);}if(StringUtils.isNotBlank(crtTime)){crtTimeHighlighter = highlighter.getBestFragment(analyzer, "crtTime", crtTime);}if(idHighlighter == null){hh.setId(id);}else{hh.setId(idHighlighter);}if(ngNameHighlighter == null){hh.setNgName(ngName);}else{hh.setNgName(ngNameHighlighter);}if(townHighlighter == null){hh.setTown(town);}else{hh.setTown(townHighlighter);}if(pianQuHighlighter == null){hh.setPianQu(pianQu);}else{hh.setPianQu(pianQuHighlighter);}if(switchInTypeHighlighter == null){hh.setSwitchInType(switchInType);}else{hh.setSwitchInType(switchInTypeHighlighter);}if(addressTypeHighlighter == null){hh.setAddressType(addressType);}else{hh.setAddressType(addressTypeHighlighter);}if(flagHighlighter == null){if(flag!= null){hh.setFlag(Integer.parseInt(flag));}}else{hh.setFlag(Integer.parseInt(flagHighlighter));}if(causesHighlighter == null){hh.setCauses(causes);}else{hh.setCauses(causesHighlighter);}if (StringUtils.isNotBlank(crtTime)) {SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd HH:mm:ss");Date parse = sdf.parse(crtTime);hh.setCrtTime(parse);}list.add(hh);}// 关闭索引查看器indexReader.close();long end = System.currentTimeMillis();System.out.println("结束时间：" + end);long time = end - start;System.out.println("用时：" + time + "毫秒");return list;} catch (InvalidTokenOffsetsException e) {e.printStackTrace();} catch (java.text.ParseException e) {// TODO Auto-generated catch blocke.printStackTrace();}return null;}/*** 获取指定分词器的分词结果* * @param analyzeStr*            要分词的字符串* @param analyzer*            分词器* @return 分词结果*/public static List<String> getAnalyseResult(String analyzeStr, Analyzer analyzer) {List<String> response = new ArrayList<String>();TokenStream tokenStream = null;try {// 返回适用于fieldName的TokenStream，标记读者的内容。tokenStream = analyzer.tokenStream("name", new StringReader(analyzeStr));// 语汇单元对应的文本CharTermAttribute attr = tokenStream.addAttribute(CharTermAttribute.class);// 消费者在使用incrementToken（）开始消费之前调用此方法。// 将此流重置为干净状态。 有状态的实现必须实现这种方法，以便它们可以被重用，就像它们被创建的一样。tokenStream.reset();// Consumers（即IndexWriter）使用此方法将流推送到下一个令牌。while (tokenStream.incrementToken()) {response.add(attr.toString());}} catch (IOException e) {e.printStackTrace();} finally {if (tokenStream != null) {try {tokenStream.close();} catch (IOException e) {e.printStackTrace();}}}return response;}
}

3 多字段搜索

import java.io.File;
import java.io.IOException;
import java.io.StringReader;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryparser.classic.MultiFieldQueryParser;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.queryparser.classic.QueryParser;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.search.highlight.Highlighter;
import org.apache.lucene.search.highlight.InvalidTokenOffsetsException;
import org.apache.lucene.search.highlight.QueryScorer;
import org.apache.lucene.search.highlight.SimpleFragmenter;
import org.apache.lucene.search.highlight.SimpleHTMLEncoder;
import org.apache.lucene.search.highlight.SimpleHTMLFormatter;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.Version;import com.rbc.hbms.estateView.entity.HbmsHouse;
import com.tds.framework.wsmanage.util.StringUtils;/*** 多字段搜索* Created by MoSon on 2017/7/5.*/
public class MultiFieldQuery {public static List<HbmsHouse> getInfo(String[] fields,String keyword, int number, Map<String, String> map) throws IOException, ParseException {try {long start = System.currentTimeMillis();System.out.println("开始时间：" + start);Directory directory = FSDirectory.open(new File("D:/EclipseWorkspace/zseboss/standardIndex"));// 定义索引查看器IndexReader indexReader = DirectoryReader.open(directory);// 定义搜索器IndexSearcher indexSearcher = new IndexSearcher(indexReader);//定义搜索BooleanQuery query = new BooleanQuery();StandardAnalyzer analyzer = new StandardAnalyzer(Version.LUCENE_47);
//          String keyword = "229632874 江南街道";
//          String[] fields = new String[] { "ngName", "town", "pianQu" };BooleanClause.Occur[] flags = new BooleanClause.Occur[fields.length];/*for (int i = 0; i < fields.length; i++) {//如果是查询“未录入”就要必须有这个字段if(fields[i].equals("pianQu") || fields[i].equals("switchinType") || fields[i].equals("addressType") || fields[i].equals("flag")){for(Map.Entry<String, String> field : map.entrySet()){String key = field.getKey();if(key!=null){String value = field.getValue();Query query2 = new QueryParser(Version.LUCENE_47,key,analyzer).parse(value);query.add(query2, BooleanClause.Occur.MUST);}}}else{flags[i] = BooleanClause.Occur.SHOULD; }}Query query1 = MultiFieldQueryParser.parse(Version.LUCENE_47, keyword, fields, flags, analyzer);query.add(query1, BooleanClause.Occur.SHOULD);*/
//           Query query2 = new QueryParser(Version.LUCENE_47,"作者",analyzer).parse("辰东");// Query query2 = new// QueryParser(Version.LUCENE_47,"name",analyzer).parse("江门");for(Map.Entry<String, String> field : map.entrySet()){String key = field.getKey();if(key!=null){String value = field.getValue();Query query2 = new QueryParser(Version.LUCENE_47,key,analyzer).parse(value);query.add(query2, BooleanClause.Occur.MUST);}}//            BooleanQuery query = new BooleanQuery();// query.add(query2, BooleanClause.Occur.SHOULD);/**定义高亮组件*/SimpleHTMLFormatter formatter = new SimpleHTMLFormatter("<span style='color:red;'>", "</span>");// 构建Scorer,用于选取最佳切片QueryScorer scorer = new QueryScorer(query);// 实例化Highlighter组件Highlighter highlighter = new Highlighter(formatter, scorer);// 构建Fragmenter对象,用于文档切片highlighter.setTextFragmenter(new SimpleFragmenter(100));highlighter.setEncoder(new SimpleHTMLEncoder());// 命中的前10条文档TopDocs topDocs = indexSearcher.search(query, 20);// 打印命中数System.out.println("命中数:" + topDocs.totalHits);// 取出文档ScoreDoc[] scoreDocs = topDocs.scoreDocs;List<HbmsHouse> list = new LinkedList<HbmsHouse>();for (ScoreDoc scoreDoc : scoreDocs) {HbmsHouse hh = new HbmsHouse();// 通过indexSearcher的doc方法取出文档Document doc = indexSearcher.doc(scoreDoc.doc);String id = doc.get("id");if (id == null) {continue;}String ngName = doc.get("ngName");String town = doc.get("town");String pianQu = doc.get("pianQu");String switchInType = doc.get("switchInType");String addressType = doc.get("addressType");String flag = doc.get("flag");String causes = doc.get("causes");String crtTime = doc.get("crtTime");String idHighlighter = null;String ngNameHighlighter = null;String townHighlighter = null;String pianQuHighlighter = null;String switchInTypeHighlighter = null;String addressTypeHighlighter = null;String flagHighlighter = null;String causesHighlighter = null;String crtTimeHighlighter = null;// 高亮if (StringUtils.isNotBlank(id)) {idHighlighter = highlighter.getBestFragment(analyzer, "id", id);}if (StringUtils.isNotBlank(ngName)) {ngNameHighlighter = highlighter.getBestFragment(analyzer, "ngName", ngName);}/*       if(StringUtils.isNotBlank(pianQu)){pianQuHighlighter = highlighter.getBestFragment(analyzer, "pianQu", pianQu);}if(StringUtils.isNotBlank(town)){townHighlighter = highlighter.getBestFragment(analyzer, "town", town);}if(StringUtils.isNotBlank(switchInType)){switchInTypeHighlighter = highlighter.getBestFragment(analyzer, "switchInType", switchInType);}if(StringUtils.isNotBlank(addressType)){addressTypeHighlighter = highlighter.getBestFragment(analyzer, "addressType", addressType);}if(StringUtils.isNotBlank(flag)){flagHighlighter = highlighter.getBestFragment(analyzer, "flag", flag);}if(StringUtils.isNotBlank(causes)){causesHighlighter = highlighter.getBestFragment(analyzer, "causes", causes);}if(StringUtils.isNotBlank(crtTime)){crtTimeHighlighter = highlighter.getBestFragment(analyzer, "crtTime", crtTime);}*/if(idHighlighter == null){hh.setId(id);}else{hh.setId(idHighlighter);}String ngNameValue = map.get("ngName");if(ngNameHighlighter == null || ngNameValue == null){hh.setNgName(ngName);}else{hh.setNgName(ngNameHighlighter);}if(townHighlighter == null){hh.setTown(town);}else{//因为是代码，不能用作高亮hh.setTown(townHighlighter);}if(pianQuHighlighter == null){hh.setPianQu(pianQu);}else{hh.setPianQu(pianQuHighlighter);}if(switchInTypeHighlighter == null){hh.setSwitchInType(switchInType);}else{hh.setSwitchInType(switchInTypeHighlighter);}if(addressTypeHighlighter == null){hh.setAddressType(addressType);}else{hh.setAddressType(addressTypeHighlighter);}if(flagHighlighter == null){if(flag!= null){hh.setFlag(Integer.parseInt(flag));}}else{hh.setFlag(Integer.parseInt(flagHighlighter));}if(causesHighlighter == null){hh.setCauses(causes);}else{hh.setCauses(causesHighlighter);}if (StringUtils.isNotBlank(crtTime)) {SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd HH:mm:ss");Date parse = sdf.parse(crtTime);hh.setCrtTime(parse);}//添加到集合list.add(hh);}// 关闭索引查看器indexReader.close();long end = System.currentTimeMillis();System.out.println("开始时间：" + end);long time = end - start;System.out.println("用时：" + time + "毫秒");return list;} catch (java.text.ParseException e) {e.printStackTrace();} catch (InvalidTokenOffsetsException e) {e.printStackTrace();}return null;}

想看入门可以看底部的“我的更多文章”。

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