struts2 + spring + lucene_search 项目实例

package com.hapark.lucene; import java.io.File; import java.util.Date; import java.util.List; import org.apache.lucene.analysis.Analyzer; import org.apache.lucene.analysis.standard.StandardAnalyzer; import org.apache.lucene.document.Document; import org.apache.lucene.document.Field; import org.apache.lucene.index.IndexWriter; import com.hapark.model.Search; /** * 张超 * ago52030@163.com * @author Administrator * */ public class WareIndex { public void create(List list) throws Exception { /* 这里放索引文件的位置 */ File indexDir = new File("d:\\index"); Analyzer luceneAnalyzer = new StandardAnalyzer(); IndexWriter indexWriter = new IndexWriter(indexDir, luceneAnalyzer,true); long startTime = new Date().getTime(); //增加document到索引去 for (int i=0; i<list.size();i++){ Search search = (Search)list.get(i); System.out.println("Data " + search + "正在被索引...."); Document doc = new Document(); Field FieldId = new Field("id", String.valueOf(search.getId()),Field.Store.YES, Field.Index.NO); Field FieldTitle = new Field("title", search.getTitle(), Field.Store.YES,Field.Index.TOKENIZED,Field.TermVector.WITH_POSITIONS_OFFSETS); Field FieldContent = new Field("content", search.getContent(), Field.Store.YES,Field.Index.TOKENIZED,Field.TermVector.WITH_POSITIONS_OFFSETS); Field FieldCity = new Field("city", search.getCity(), Field.Store.YES,Field.Index.TOKENIZED,Field.TermVector.WITH_POSITIONS_OFFSETS); Field FieldUrl = new Field("url", search.getUrl(), Field.Store.YES,Field.Index.TOKENIZED,Field.TermVector.WITH_POSITIONS_OFFSETS); doc.add(FieldId); doc.add(FieldTitle); doc.add(FieldContent); doc.add(FieldCity); doc.add(FieldUrl); indexWriter.addDocument(doc); } //optimize()方法是对索引进行优化 indexWriter.optimize(); indexWriter.close(); //测试一下索引的时间 long endTime = new Date().getTime(); System.out.println("这花费了" + (endTime - startTime)+ " 毫秒来增加到索引里面去!"); } }