testlucene.java

网页采集系统 ================= 安装配置 ------- 1 程序我就不说了 2 配置文件 applicationContext.xml 里面有详细的注释 3 已经

package com.laozizhu.search.demo;

import java.util.List;
import com.laozizhu.search.Factory;
import com.laozizhu.search.Item;
import com.laozizhu.search.SearchResult;
import com.laozizhu.search.Store;
import com.laozizhu.search.util.EngineUtil;

public class TestLucene {
  /**
   * @param args
   */
  public static void main(String[] args) {
    Store store = (Store) Factory.getBean("LuceneStore");
    SearchResult sr = store.seach("java", 0, 10);
    List<Item> items = sr.getReturnList();
    for (Item o : items) {
      System.out.println(o.getUrl());
    }
  }

  public static void main2(String[] args) {
    // 获得数据
    System.out.println("Fetching...");
    String url = "http://blog.csdn.net/java2000_net/archive/2009/02/05/3864808.aspx";
    Item item = EngineUtil.get(url);
    // 加入索引
    System.out.println("Indexing...");
    Store store = (Store) Factory.getBean("LuceneStore");
    store.save(item);
    show(store, url);
    // 关键字查询
    System.out.println("Searching...");
    SearchResult sr = store.seach("老紫竹", 0, 10);
    List<Item> items = sr.getReturnList();
    for (Item o : items) {
      System.out.println(o.getTitle());
    }
    // 更新索引数据
    System.out.println("Updating...");
    item.setTitle("CHANGED:" + item.getTitle());
    store.save(item);
    show(store, url);
    // 优化索引
    store.optimize();
    // 删除索引
    System.out.println("Deleting....");
    store.deleteByUrl(url);
    // 再次查询
    System.out.println("ReSearching...");
    show(store, url);
    System.out.println("Finished!");
  }

  private static void show(Store lucene, String url) {
    Item item = lucene.searchByUrl(url);
    if (item == null) {
      System.out.println("NOT FOUND!");
      return;
    }
    System.out.println(item.getTitle());
  }
}