queryaction.java~5~

全文搜索源码,基于开源项目Lucene编写,开发语言为JAVA,本程序做为LUCENE的示例DEMO

package com.ht.lucenedemo;

import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.Action;

import java.io.File;
import java.io.FileReader;
import java.io.Reader;
import java.util.Date;

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 java.sql.*;
import javax.sql.*;
import javax.naming.*;

public class QueryAction extends Action {
  public ActionForward execute(ActionMapping mapping, ActionForm form,
                               HttpServletRequest request,
                               HttpServletResponse response) {
    private ResultSet rs = null;
    private DataSource ds = null;
    private Statement stmt = null;
    private Connection conn = null;

    QueryForm queryForm = (QueryForm) form;

    Context initCtx = new InitialContext();
    Context envCtx = (Context) initCtx.lookup("java:comp/env");
    ds = (DataSource)envCtx.lookup("jdbc/myoracle");
    conn = ds.getConnection();
    stmt = conn.createStatement();
    rs = stmt.executeQuery("select id,name from cas_cn_nplap");
    while(rs.next()){
      rs.getString("name");
      rs.getLong("id");
    }
    return null;
  }
}