项目结构：

运行效果：

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代码部分：

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/lucene_0400_dateAndInt/src/com/b510/lucene/util/LuceneUtil.java

1 /**  2  *   3  */  4 package com.b510.lucene.util;  5   6 import java.io.File;  7 import java.io.IOException;  8 import java.text.ParseException;  9 import java.text.SimpleDateFormat; 10 import java.util.Date; 11 import java.util.HashMap; 12 import java.util.Map; 13  14 import org.apache.lucene.analysis.standard.StandardAnalyzer; 15 import org.apache.lucene.document.Document; 16 import org.apache.lucene.document.Field; 17 import org.apache.lucene.document.NumericField; 18 import org.apache.lucene.index.CorruptIndexException; 19 import org.apache.lucene.index.IndexReader; 20 import org.apache.lucene.index.IndexWriter; 21 import org.apache.lucene.index.IndexWriterConfig; 22 import org.apache.lucene.index.Term; 23 import org.apache.lucene.search.IndexSearcher; 24 import org.apache.lucene.search.ScoreDoc; 25 import org.apache.lucene.search.TermQuery; 26 import org.apache.lucene.search.TopDocs; 27 import org.apache.lucene.store.Directory; 28 import org.apache.lucene.store.FSDirectory; 29 import org.apache.lucene.store.LockObtainFailedException; 30 import org.apache.lucene.util.Version; 31  32 /** 33  * @author Hongten 
 34  * @date 2013-1-31 35  */ 36 public class LuceneUtil { 37  38     /** 39      * 邮件id 40      */ 41     private String[] ids = { "1", "2", "3", "4", "5", "6" }; 42     /** 43      * 邮箱 44      */ 45     private String[] emails = { "aa@sina.com", "bb@foxmail.com", "cc@qq.com", 46             "dd@163.com", "ee@gmail.com", "ff@sina.com" }; 47     /** 48      * 邮件内容 49      */ 50     private String[] contents = { "hello,aa,hi,hell world!!",  51                                   "hello,bb,i'm a boy",  52                                   "hello,cc", 53                                   "hello,dd,welcome to my zone,this is a test hello",  54                                   "hello,ee,haha,xixi,hello world!!",  55                                   "hello,ff" }; 56     /** 57      * 附件数 58      */ 59     private int[] attachs = {1,5,3,2,1,6}; 60     /** 61      * 日期 62      */ 63     private Date[] dates = null; 64     /** 65      * 收件人的名称 66      */ 67     private String[] names = { "hongten", "hanyuan", "Devide", "Tom", "Steven", 68             "Shala" }; 69  70     private Directory directory = null; 71     /** 72      * 评分 73      */ 74     private Map
     
       scores = new HashMap
      
       (); 75      76     public LuceneUtil() { 77         try { 78             setDates(); 79             scores.put("sina.com", 1.0f); 80             scores.put("foxmail.com", 1.1f); 81             directory = FSDirectory.open(new File( 82                     "D:/WordPlace/lucene/lucene_0400_dateAndInt/lucene/index")); 83         } catch (IOException e) { 84             e.printStackTrace(); 85         } 86     } 87  88     /** 89      * 创建日期 90      */ 91     public void setDates(){ 92         SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); 93         try { 94             dates = new Date[ids.length]; 95             dates[0] = sdf.parse("2012-11-18"); 96             dates[1] = sdf.parse("2010-01-28"); 97             dates[2] = sdf.parse("2011-11-21"); 98             dates[3] = sdf.parse("2012-12-12"); 99             dates[4] = sdf.parse("2011-06-23");100             dates[5] = sdf.parse("2012-03-15");101         } catch (ParseException e) {102             e.printStackTrace();103         }104     }105     106     /**107      * 创建索引108      */109     public void index() {110         IndexWriter writer = null;111         try {112             writer = new IndexWriter(directory, new IndexWriterConfig(113                     Version.LUCENE_35, new StandardAnalyzer(Version.LUCENE_35)));114             //删除之前所建立的全部索引115             writer.deleteAll();116             // 创建文档117             Document document = null;118             for (int i = 0; i < ids.length; i++) {119                 // Field.Store.YES:将会存储域值，原始字符串的值会保存在索引，以此可以进行相应的回复操作，对于主键，标题可以是这种方式存储120                 // Field.Store.NO:不会存储域值，通常与Index.ANAYLIZED和起来使用，索引一些如文章正文等不需要恢复的文档121                 // ==============================122                 // Field.Index.ANALYZED:进行分词和索引，适用于标题，内容等123                 // Field.Index.NOT_ANALYZED:进行索引，但是不进行分词，如身份证号码，姓名，ID等，适用于精确搜索124                 // Field.Index.ANALYZED_NOT_NORMS:进行分词，但是不进行存储norms信息，这个norms中包括了创建索引的时间和权值等信息125                 // Field.Index.NOT_ANALYZED_NOT_NORMS:不进行分词也不进行存储norms信息(不推荐)126                 // Field.Index.NO:不进行分词127                 document = new Document();128                 document.add(new Field("id", ids[i], Field.Store.YES,129                         Field.Index.NOT_ANALYZED_NO_NORMS));130                 document.add(new Field("email", emails[i], Field.Store.YES,131                         Field.Index.NOT_ANALYZED));132                 document.add(new Field("content", contents[i], Field.Store.YES,133                         Field.Index.ANALYZED));134                 document.add(new Field("name", names[i], Field.Store.YES,135                         Field.Index.NOT_ANALYZED_NO_NORMS));136                 document.add(new NumericField("attach", Field.Store.YES,true).setIntValue(attachs[i]));137                 document.add(new NumericField("date",Field.Store.YES,true).setLongValue(dates[i].getTime()));138                 139                 //这里进行加权处理140                 String et = emails[i].substring(emails[i].lastIndexOf("@")+1);141                 System.out.println(et);142                 if(scores.containsKey(et)){143                     document.setBoost(scores.get(et));144                 }else{145                     document.setBoost(0.6f);146                 }147                 writer.addDocument(document);148             }149         } catch (CorruptIndexException e) {150             e.printStackTrace();151         } catch (LockObtainFailedException e) {152             e.printStackTrace();153         } catch (IOException e) {154             e.printStackTrace();155         } finally {156             if (writer != null) {157                 try {158                     writer.close();159                 } catch (CorruptIndexException e) {160                     e.printStackTrace();161                 } catch (IOException e) {162                     e.printStackTrace();163                 }164             }165         }166     }167     168     /**169      * 搜索170      */171     public void search(){172         try {173             IndexReader reader = IndexReader.open(directory);174             IndexSearcher searcher = new IndexSearcher(reader);175             TermQuery query = new TermQuery(new Term("content","hello"));176             TopDocs tds =searcher.search(query, 10);177             for(ScoreDoc sd : tds.scoreDocs){178                 Document doc = searcher.doc(sd.doc);179                 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");180                 Date date = null;181                 /*try {182                     date = sdf.parse(doc.get("date"));183                 } catch (ParseException e) {184                     e.printStackTrace();185                 }*/186                 System.out.println("文档序号：["+sd.doc+"] 得分：["+sd.score+"] 邮件名称：["+doc.get("email")+"] 邮件人：["+doc.get("name")+"] 附件数：["+doc.get("attach")+"] 日期：["+doc.get("date")+"] 内容 : ["+doc.get("content")+"]");187             }188         } catch (CorruptIndexException e) {189             e.printStackTrace();190         } catch (IOException e) {191             e.printStackTrace();192         }193     }194 }
      
     

/lucene_0400_dateAndInt/src/com/b510/lucene/test/IndexTest.java

1 /** 2  *  3  */ 4 package com.b510.lucene.test; 5  6 import org.junit.Test; 7  8 import com.b510.lucene.util.LuceneUtil; 9 10 /**11  * @author Hongten 
12  * @date 2013-1-3113  */14 public class IndexTest {15 16     @Test17     public void testIndex(){18         LuceneUtil util = new LuceneUtil();19         util.index();20     }21     22     @Test23     public void testSearch(){24         LuceneUtil util = new LuceneUtil();25         util.search();26     }27     28 }

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