lucene的多种搜索

package Java.se.lucene;//主类import java.io.IOException;import java.text.SimpleDateFormat;import java.util.Date;import java.util.HashMap;import java.util.Map;import org.apache.lucene.analysis.standard.StandardAnalyzer;import org.apache.lucene.document.Document;import org.apache.lucene.document.Field;import org.apache.lucene.document.NumericField;import org.apache.lucene.index.CorruptIndexException;import org.apache.lucene.index.IndexReader;import org.apache.lucene.index.IndexWriter;import org.apache.lucene.index.IndexWriterConfig;import org.apache.lucene.index.Term;import org.apache.lucene.search.BooleanQuery;import org.apache.lucene.search.FuzzyQuery;import org.apache.lucene.search.IndexSearcher;import org.apache.lucene.search.NumericRangeQuery;import org.apache.lucene.search.PhraseQuery;import org.apache.lucene.search.PrefixQuery;import org.apache.lucene.search.Query;import org.apache.lucene.search.ScoreDoc;import org.apache.lucene.search.TermQuery;import org.apache.lucene.search.TermRangeQuery;import org.apache.lucene.search.TopDocs;import org.apache.lucene.search.WildcardQuery;import org.apache.lucene.search.BooleanClause.Occur;import org.apache.lucene.store.Directory;import org.apache.lucene.store.LockObtainFailedException;import org.apache.lucene.store.RAMDirectory;import org.apache.lucene.util.Version;public class Search {private String[] ids={"1","2","3","4","5","6"};private String[] emails={"[e-mail]","[e-mail]","[e-mail]","[e-mail]","[e-mail]","[e-mail]"};private String[] contents={"i like  gdsfgfds","i like fsdfs","i like fdsfsd","i like fdsfsd","i like like fdfs","i like like like fsefsdfg"};private int[] attachs={1,2,3,4,5,6};private String[] names={"liwu","zhangsan","xiaoqinag","laona","dabao","lisi"};private IndexWriter writer=null;private Date[] dates=null;private Map<String,Float> scores=new HashMap<String,Float>();private Directory directory=null;private IndexReader reader=null;public Search(){directory=new RAMDirectory();setDate();index();}//建立索引public void index(){Document document=null;         try {writer=new IndexWriter(directory, new IndexWriterConfig(Version.LUCENE_36,new StandardAnalyzer(Version.LUCENE_36)));writer.deleteAll();//更新索引for(int i=0;i<ids.length;i++){document=new Document();document.add(new Field("id", ids[i], Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS  ));document.add(new Field("email",emails[i],Field.Store.YES,Field.Index.NOT_ANALYZED));document.add(new Field("content", contents[i], Field.Store.YES, Field.Index.ANALYZED));document.add(new Field("name",names[i],Field.Store.YES,Field.Index.NOT_ANALYZED_NO_NORMS));    //为数字添加索引document.add(new NumericField("attach", Field.Store.YES,true).setIntValue(attachs[i]));//为日期添加索引document.add(new NumericField("date", Field.Store.YES,true).setLongValue(dates[i].getTime()));//记住要getTime    String str=emails[i].substring(emails[i].lastIndexOf("@")+1);    //System.out.println(str);        if(scores.containsKey(str))    {    document.setBoost(scores.get(str));    }else{    document.setBoost(0.5f);    }    writer.addDocument(document);    writer.commit();//提交writer}} catch (CorruptIndexException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (LockObtainFailedException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}finally{            try {writer.close();} catch (CorruptIndexException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}//获取searcherpublic IndexSearcher getSearcher(){try {if(reader==null){reader=IndexReader.open(directory);}else {IndexReader rd=IndexReader.openIfChanged(reader);if(reader!=null){reader.close();reader=rd;}}return new IndexSearcher(reader);} catch (CorruptIndexException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}return null;}//精确查找 1public void searchByTerm(String field,String name,int num){try {IndexSearcher searcher=getSearcher();Query query =new TermQuery(new Term(field,name));TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}//范围查询 2public void searchByTermRange(String field,String start,String end,int num){try {IndexSearcher searcher=getSearcher();Query query =new TermRangeQuery(field, start, end, true, true);TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//范围查询 3public void searchByNumRange(String field,int start,int end,int num){try {IndexSearcher searcher=getSearcher();Query query =NumericRangeQuery.newIntRange(field, start, end, true,true);TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//前缀搜索 4public void searchByPrefix(String field,String value,int num){try {IndexSearcher searcher=getSearcher();Query query =new PrefixQuery(new Term(field,value));TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//通配搜索 5public void searchBywildCard(String field,String value,int num){try {IndexSearcher searcher=getSearcher();//通配符操作符，？可以匹配一个通配符，*可以匹配多个通配符Query query =new WildcardQuery(new Term(field,value));TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//Boolean查询 6public void searchByBoolean(int num){       try {IndexSearcher searcher=getSearcher();//通配符操作符，？可以匹配一个通配符，*可以匹配多个通配符Query query = new BooleanQuery();((BooleanQuery) query).add(new TermQuery(new Term("name", "laona")),Occur.MUST);((BooleanQuery) query).add(new TermQuery(new Term("content", "fdfs")),Occur.SHOULD);TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//短语查询 7public void searchByPhrase(int num){       try {IndexSearcher searcher=getSearcher();//通配符操作符，？可以匹配一个通配符，*可以匹配多个通配符PhraseQuery query = new PhraseQuery();query.setSlop(1);query.add(new Term("content","i"));query.add(new Term("content","fdsfsd"));TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//模糊查询  8public void searchByFuzzy(int num){       try {IndexSearcher searcher=getSearcher();//通配符操作符，？可以匹配一个通配符，*可以匹配多个通配符Query query = new FuzzyQuery(new Term("name","laonaa"),0.5f);TopDocs tds=searcher.search(query, num);System.out.println("一共查询了："+tds.totalHits);for(ScoreDoc sd:tds.scoreDocs){Document doc=searcher.doc(sd.doc);System.out.println(doc.get("id")+"-->"+doc.get("name")+".."+"["+doc.get("email")+"]"+"("+doc.get("content")+")"+"-->"+doc.get("attach")+".."+doc.get("date"));}searcher.close();} catch (CorruptIndexException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//创建日期    public void setDate()    {    SimpleDateFormat sdf=new SimpleDateFormat("yyyy-mm-kk");    try {    dates=new Date[ids.length];        dates[0]=sdf.parse("2010-08-17");        dates[1]=sdf.parse("2011-02-17");        dates[2]=sdf.parse("2012-03-17");        dates[3]=sdf.parse("2011-04-17");        dates[4]=sdf.parse("2012-05-17");        dates[5]=sdf.parse("2011-07-17");} catch (Exception e) {e.printStackTrace();// TODO: handle exception}    } }/测试类package Java.se.lucene;import org.junit.Before;import org.junit.Test;public class Test_Search {private static final int num=10;private Search search=null;@Beforepublic void init(){   search=new Search();}@Testpublic void test_search01(){search.searchByTerm("content", "like", 6);}@Testpublic void test_search02(){//查询（内容--content） 范围（a-z）search.searchByTermRange("content","a","z",10);//查询（内容--name） 范围（a-z）search.searchByTermRange("content","a","z",10);//查询（内容--attach） 范围（a-z） 查询不出search.searchByTermRange("attach","2","6",10);}@Testpublic void test_search03(){//查询（内容--content） 范围（a-z）search.searchByNumRange("attach",1,4,num);}@Testpublic void test_search04(){//查询（内容--content） search.searchByPrefix("content","lgfdfg",num);}@Testpublic void test_search05(){search.searchBywildCard("email","aa**",num);}@Testpublic void test_search06(){search.searchByBoolean(num);}@Testpublic void test_search07(){search.searchByPhrase(num);}@Testpublic void test_search08(){search.searchByFuzzy(num);}//public static void main(String[] args) {//Search search=new Search();//search.searchByTerm("name", "mike", 3);//}}