selectpoll.java

一个关于商业的网站

package com.everstar.poll;

/**
 * Title:        webstar
 * Description:  this is the webstar project
 * $ Modified Record:
 * $2003.4.6: Created.
 * Copyright (C) 2003 www.studyjava.com All rights reserved.
 * @version 1.0
 */
import java.util.*;
import java.sql.*;
import java.io.*;

import javax.servlet.*;
import javax.servlet.http.*;
import com.everstar.database.*;

public class SelectPoll {

  private int pollId = 0;
  private PollInformation poll = null;
  private String error = null;
  private Database dbConn = null;

  public int getPollId() { return pollId;}
  public void setPollId(int newPollId) { pollId = newPollId;}

  public void setError(String newError) { error = newError;}
  public String getError() { return error;}

  public Database getDbConn() { return(dbConn); }
  public void   setDbConn(Database newDbConn) { dbConn = newDbConn; }

  public void setPoll(PollInformation newPoll) { poll = newPoll;}
  public PollInformation getPoll() { return poll;}

  public void init() throws ServletException {
    if (dbConn == null) error = "No Database Connection";
    if (pollId <= 0) error = "No Poll Id";
    if (poll == null) error = "No Poll Information";
    try{
      String sql = "select themeNo,status,author,themeTitle,themeDetail,to_char(createTime,'YYYY-MM-DD HH:MI:SS') ,to_char(overTime,'YYYY-MM-DD HH:MI:SS') from themeinfo where themeNo = " + pollId;
      ResultSet rs = dbConn.select(sql) ;
      if(rs.next()){
        poll.setThemeNo(rs.getInt(1));
        poll.setStatus(rs.getInt(2));
        poll.setAuthor(rs.getString(3));
        poll.setThemeTitle(rs.getString(4));
        poll.setThemeDetail(rs.getString(5));
        poll.setCreatTime(rs.getString(6));
        poll.setOverTime(rs.getString(7));
      }
        rs.close();
        dbConn.close();
      }catch(Exception e) {
       error = "SQL Error";
     }
  }

  public SelectPoll() {
  }
}