方法1:
Date starttime=new Date();
String queryString = "o";
String[] fields={"name","content"};
QueryParser queryParser = new MultiFieldQueryParser(fields,analyzer);
Query query=queryParser.parse(queryString);
IndexSearcher indexSearcher=new IndexSearcher(INDEX_STORE_PATH);
Filter filter=null;
TopDocs topDocs=indexSearcher.search(query,filter,1000);
Date endtime=new Date();
System.out.println("共有"+(endtime.getTime()-starttime.getTime())+"ms");
System.out.println("共有"+topDocs.totalHits+"个匹配结果");
for(ScoreDoc scoreDoc : topDocs.scoreDocs){
Document doc =indexSearcher.doc(scoreDoc.doc);
System.out.println("content:"+doc.get("content"));
System.out.println("name:"+doc.get("name"));
System.out.println("path:"+doc.get("path"));
}
运行结果:
共有143ms 共有14个匹配结果 content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt content:null name:ModernApplication.txt path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt
方法2:
starttime=new Date();
IndexSearcher searcher = new IndexSearcher(INDEX_STORE_PATH);
Term t = new Term("content", "o");
Query q= new TermQuery(t);
Hits h= searcher.search(q);
endtime=new Date();
long timeOfSearch = endtime.getTime()-starttime.getTime();
System.out.println("共有"+timeOfSearch+"ms");
System.out.println("共有"+h.length()+"个匹配结果");
for(int i=0;i<h.length();i++){
System.out.println(h.doc(i));
System.out.println(h.doc(i).get("name"));
System.out.println(h.score(i));
System.out.println(h.id(i));
}
运行结果：
共有8ms 共有14个匹配结果 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 0 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 1 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 2 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 3 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 4 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 5 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 6 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 7 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 8 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 9 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 10 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 11 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 12 Document<stored/uncompressed,indexed,tokenized<name:ModernApplication.txt> stored/uncompressed,indexed,tokenized<path:E:\java\SearchEngine\Lucene03\datasource\ModernApplication.txt>> ModernApplication.txt 0.05143136 13