lucenesearchquerytype.java

Lucene+nuctch一书的全部源码 测试源码 和几个简单的项目

						Field.Store.YES,Field.Index.TOKENIZED);
				
				document.add(field_content);
				
				TextIndex.addDocument(document);

			}
			TextIndex.optimize();
			TextIndex.close();
		
		}catch (IOException e) {
				e.printStackTrace();
		}
		System.out.println("Index success");		
	}
	/*================================================================
	 * 名 称：IndexBuilder2
	 * 功 能：构造磁盘索引，添加内容到指定目录，为后续检索查询做好准备。
	 ===============================================================*/
	public static void IndexBuilder2(){
		try {
			Analyzer TextAnalyzer = new SimpleAnalyzer();
			IndexWriter TextIndex = new IndexWriter(Dest_Index_Path2,TextAnalyzer,true);
	        TextIndex.setUseCompoundFile(true);
			for(int i = 0; i < 5 ; i++){
				Document document = new Document();
				
				Field field_id = new Field("id", keywords2[i], 
						Field.Store.YES,Field.Index.UN_TOKENIZED);
				
				document.add(field_id);
				
				Field field_content = new Field("content", textdetail2[i], 
						Field.Store.YES,Field.Index.TOKENIZED);
				
				document.add(field_content);
				
				TextIndex.addDocument(document);

			}
			TextIndex.optimize();
			TextIndex.close();
		
		}catch (IOException e) {
				e.printStackTrace();
		}
		System.out.println("Index success");		
	}	
	/*================================================================
	 * 名 称：DataIndexBuilder
	 * 功 能：构造数据类型值的磁盘索引，添加内容到指定目录，为后续检索查询做好准备。
	 ===============================================================*/
	public static void DataIndexBuilder(){
		
		try {
			Integer nNum;
			
			Analyzer TextAnalyzer = new SimpleAnalyzer();
			IndexWriter TextIndex = new IndexWriter(Dest_Index_Path,TextAnalyzer,true);
	        TextIndex.setUseCompoundFile(true);
			System.out.println("Index Value:");
			for(int i = 100; i < 160 ; i++){
				Document document = new Document();

				nNum = i;
				String sortvalue = nNum.toString();
				System.out.print(sortvalue);		
				System.out.print(" ");
				if( i%20 == 19){
					System.out.println("");
				}
				Field field_data = new Field("numval", sortvalue, 
						Field.Store.YES,Field.Index.UN_TOKENIZED);
				document.add(field_data);
		
				TextIndex.addDocument(document);
			}
			
			TextIndex.optimize();
			TextIndex.close();
		
		}catch (IOException e) {
				e.printStackTrace();
		}

		System.out.println("Index success");		
	}
	
	/*================================================================
	 * 名 称：FuzzyQueryTest
	 * 功 能：构造模糊检索查询器，对指定的目录进行查询，找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void FuzzyQueryTest(){
	
		try {
			IndexSearcher searcher = new IndexSearcher(Dest_Index_Path);

//	    	Term term = new Term("content","登录");
//			Term term = new Term("content","记者");
			Term term = new Term("content","记录");
			
		    FuzzyQuery query = new FuzzyQuery(term,0.1f,1);

			System.out.println(query.toString());	

			Hits hits = searcher.search(query);
			System.out.println("Search result:");		
			
			for(int i=0; i < hits.length(); i++)
			{
				System.out.println(hits.doc(i));
			}
		}catch (IOException e) {
				e.printStackTrace();
		}
		System.out.println("Search success");		
	}
	
	/*================================================================
	 * 名 称：FuzzyQueryParserTest
	 * 功 能：测试QueryParser生成FuzzyQuery对象，并利用检索查询器，对指定的目录进行查询，
	 * 找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void FuzzyQueryParserTest(){
	
		try {
			IndexSearcher searcher = new IndexSearcher(Dest_Index_Path);
		    String searchWords = "记录一~0.1";
		    Analyzer analyzer = new SimpleAnalyzer();
		    QueryParser parser = new QueryParser("content",analyzer); 
		    try{
			    Query query = parser.parse(searchWords);
				System.out.println(query.toString());	
				System.out.println(query.getClass());	
	
				Hits hits = searcher.search(query);
				
				System.out.println("Search result:");	
				
				for(int i=0; i < hits.length(); i++)
				{
					System.out.println(hits.doc(i));
					System.out.println(hits.doc(i).getField("id"));			
				}
		    
		    } catch(ParseException e1){
				e1.printStackTrace();
		    }
			
		}catch (IOException e) {
				e.printStackTrace();
		}

		System.out.println("Search success");		
		
	}	
	
	/*================================================================
	 * 名 称：WildcardQueryTest
	 * 功 能：构造通配符检索查询器，对指定的目录进行查询，找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void WildcardQueryTest(){
	
		try {
			IndexSearcher searcher = new IndexSearcher(Dest_Index_Path);
			Term term = new Term("content","记*");
			WildcardQuery query = new WildcardQuery(term);
			System.out.println(query.toString());	
			Hits hits = searcher.search(query);
			System.out.println("Search result:");		
			for(int i=0; i < hits.length(); i++){
				System.out.println(hits.doc(i));
			}
		}catch (IOException e) {
				e.printStackTrace();
		}
		System.out.println("Search success");		
	}
	
	/*================================================================
	 * 名 称：WildcardQueryParserTest
	 * 功 能：测试QueryParser生成WildcardQuery对象，并利用检索查询器，对指定的目录进行查询，
	 * 找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void WildcardQueryParserTest(){
	
		try {
			IndexSearcher searcher = new IndexSearcher(Dest_Index_Path);
		    String searchWords = "0*1";
		    Analyzer analyzer = new SimpleAnalyzer();
		    QueryParser parser = new QueryParser("id",analyzer); 
		    try{
			    Query query = parser.parse(searchWords);
				System.out.println(query.toString());	
				System.out.println(query.getClass());	
	
				Hits hits = searcher.search(query);
				
				System.out.println("Search result:");	
				
				for(int i=0; i < hits.length(); i++)
				{
					System.out.println(hits.doc(i));
					System.out.println(hits.doc(i).getField("id"));			
				}
		    
		    } catch(ParseException e1){
				e1.printStackTrace();
		    }
			
		}catch (IOException e) {
				e.printStackTrace();
		}

		System.out.println("Search success");		
		
	}		
	
	/*================================================================
	 * 名 称：MultiFeildQueryParserTest
	 * 功 能：测试QueryParser生成MultiFeildQuery对象，并利用检索查询器，对指定的目录进行查询，
	 * 找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void MultiFeildQueryParserTest(){
	
		try {
			String word_list[] ={"002","记录"};
			String feild_list[] ={"id","content"};
		    try{
		    	
				IndexSearcher searcher = new IndexSearcher(Dest_Index_Path);
			    BooleanQuery boolquery = new BooleanQuery();
			    Analyzer analyzer = new SimpleAnalyzer();
			    for(int m=0;m<2;m++)
			    {
			       QueryParser parser = new QueryParser(feild_list[m],analyzer);
			       Query query = parser.parse(word_list[m]);
			       boolquery.add(query, BooleanClause.Occur.SHOULD);
			    }

			    //Query query = parser.parse(searchWords);
				System.out.println(boolquery.toString());	
				System.out.println(boolquery.getClass());	
	
				Hits hits = searcher.search(boolquery);
				
				System.out.println("Search result:");	
				
				for(int i=0; i < hits.length(); i++)
				{
					System.out.println(hits.doc(i));
					System.out.println(hits.doc(i).getField("id"));			
				}
		    
		    } catch(ParseException e1){
				e1.printStackTrace();
		    }
			
		}catch (IOException e) {
				e.printStackTrace();
		}

		System.out.println("Search success");		
		
	}		
	/*================================================================
	 * 名 称：MultiFeildQueryParserTest
	 * 功 能：测试QueryParser生成MultiFeildQuery对象，并利用检索查询器，对指定的目录进行查询，
	 * 找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void MultiFeildTermTest(){
	
		try {
			String word_list[] ={"002","记录"};
			String feild_list[] ={"id","content"};
		    try{
		    	
				IndexSearcher searcher = new IndexSearcher(Dest_Index_Path);
			    BooleanQuery boolquery = new BooleanQuery();
			    Analyzer analyzer = new SimpleAnalyzer();
			    for(int m=0;m<2;m++)
			    {
			       QueryParser parser = new QueryParser(feild_list[m],analyzer);
			       Query query = parser.parse(word_list[m]);
			       boolquery.add(query, BooleanClause.Occur.SHOULD);
			    }
		    

			    //Query query = parser.parse(searchWords);
				System.out.println(boolquery.toString());	
				System.out.println(boolquery.getClass());	
	
				Hits hits = searcher.search(boolquery);
				
				System.out.println("Search result:");	
				
				for(int i=0; i < hits.length(); i++)
				{
					System.out.println(hits.doc(i));
					System.out.println(hits.doc(i).getField("id"));			
				}
		    
		    } catch(ParseException e1){
				e1.printStackTrace();
		    }
			
		}catch (IOException e) {
				e.printStackTrace();
		}

		System.out.println("Search success");		
		
	}			
	
	
	/*================================================================
	 * 名 称：MultiSearcherQueryTest
	 * 功 能：构造检索查询器，对指定的目录进行查询，找到指定的值，并输出相应结果。
	 ===============================================================*/
	public static void MultiSearcherQueryTest(){
	
		try {
			IndexSearcher searcher1 = new IndexSearcher(Dest_Index_Path);
			IndexSearcher searcher2 = new IndexSearcher(Dest_Index_Path2);
			
			IndexSearcher[] searchers = {searcher1,searcher2};
			MultiSearcher multisearcher = new MultiSearcher(searchers);
			
		    String searchWords = "二";
		    Term t = new Term("id","002");
		    Query query = new TermQuery(t);
			System.out.println(query.toString());	

			Hits hits = multisearcher.search(query);
			System.out.println("Search result:");		
			
			for(int i=0; i < hits.length(); i++)
			{
				System.out.println(hits.doc(i));
				System.out.println(hits.doc(i).getField("id"));			
			}
		}catch (IOException e) {
				e.printStackTrace();
		}
		System.out.println("Search success");		
	}
	
	/*================================================================
	 * 名 称：main
	 * 功 能：测试Lucene索引建立和检索查询功能。
	 ===============================================================*/
	public static void main(String[] args) {
		
		//IndexBuilder();
		//TermQueryTest();
		//TermQueryParserTest();
		
		//DataIndexBuilder();
		//RangeQueryTest();
		//RangeQueryParserTest();
		
		//IndexBuilder();
		//BooleanQueryTest();
		//BooleanQueryParserTest();
		
		//IndexBuilder();
		//PrefixQueryTest();
		//PrefixQueryParserTest();
		
		
		//IndexBuilder();
		//PhraseQueryTest();
		//PhraseQueryParserTest();
		
		//IndexBuilder();
		//FuzzyQueryTest();
		//FuzzyQueryParserTest();
		
		//IndexBuilder();
		//WildcardQueryTest();
		//WildcardQueryParserTest();
		
		//IndexBuilder();
		//MultiFeildQueryParserTest();
		
		IndexBuilder();
		IndexBuilder2();
		MultiSearcherQueryTest();

		System.out.println("Test success");
	}

}