news.java

本系统分两部分管理,前台用于文章发布和用户文章发表,后台有管理员审核和不同权限的用户管理,具有高稳定性和安全性。整个站的全部数据逻辑运算完全有beans封装, 具有界面简洁、功能强大、操作方便等特点。

package com.ntsky.news.manage;

/**
 * <p>Title: NTsky新闻发布v1.0正式版</p>
 * <p>Description: 新闻管理</p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: NTsky</p>
 * @authory 姚君林
 * @version 1.0
 */

import java.io.*;
import java.sql.*;
import java.util.*;

import com.ntsky.common.*;
import com.ntsky.database.*;
import com.ntsky.persistence.*;

public class News {
    private SQLDBOperator sdbo=null;
    /**
     * 插入数据
     */
    public void insNews(int classId,int kindId,int myOther,String headTitle,String content,String connect,String author,String editor,String newsFrom,int top){
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "insert into news(classId,kindId,myOther,headTitle,content,connect,author,editor,newsFrom,top,newsTime,state,tag) values(?,?,?,?,?,?,?,?,?,?,?,1,1);";
        try{
            sdbo.prepareStatement(sql);
            sdbo.setInt(1,classId);
            sdbo.setInt(2,kindId);
            sdbo.setInt(3,myOther);
            sdbo.setString(4,CodeFilter.toHtml(headTitle));
            sdbo.setString(5,CodeFilter.toHtml(content));
            sdbo.setString(6,CodeFilter.toHtml(connect));
            sdbo.setString(7,CodeFilter.toHtml(author));
            sdbo.setString(8,CodeFilter.toHtml(editor));
            sdbo.setString(9,CodeFilter.toHtml(newsFrom));
            sdbo.setInt(10,top);
            sdbo.setString(11,DateUtil.getNowDate());
            sdbo.executeUpdate();
        }
        catch(Exception sqlE){
            System.out.print("News insNews() " +sqlE.getMessage());
            Debug.writeLog("News insNews(), Exception Occured ! Info :" + sqlE.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }
    }
    /**
     * 插入数据
     */
    public void insUbbNews(int classId,int kindId,int myOther,String headTitle,String content,String connect,String author,String editor,String newsFrom,int top){
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "insert into news(classId,kindId,myOther,headTitle,content,connect,author,editor,newsFrom,top,newsTime,state,tag) values(?,?,?,?,?,?,?,?,?,?,?,1,1);";
        try{
            sdbo.prepareStatement(sql);
            sdbo.setInt(1,classId);
            sdbo.setInt(2,kindId);
            sdbo.setInt(3,myOther);
            sdbo.setString(4,CodeFilter.toHtml(headTitle));
            sdbo.setString(5,CodeFilter.toUbbHtml(content));
            sdbo.setString(6,CodeFilter.toHtml(connect));
            sdbo.setString(7,CodeFilter.toHtml(author));
            sdbo.setString(8,CodeFilter.toHtml(editor));
            sdbo.setString(9,CodeFilter.toHtml(newsFrom));
            sdbo.setInt(10,top);
            sdbo.setString(11,DateUtil.getNowDate());
            sdbo.executeUpdate();
        }
        catch(Exception sqlE){
            System.out.print("News insNews() " +sqlE.getMessage());
            Debug.writeLog("News insNews(), Exception Occured ! Info :" + sqlE.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }
    }
    /**
     * 列出文章
     */
    public Iterator listNews(){
        Vector vector=new Vector();
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "select newsId,headTitle,DATE_FORMAT(newsTime,'%Y-%m-%d') as time,hits from news where state=1 order by newsTime desc;";
        try{
            ResultSet rs = sdbo.executeQuery(sql);
            try{
                while (rs.next()) {
                    NEWSTable tableNews = new NEWSTable();
                    tableNews.setNewsId(rs.getInt("newsId"));
                    tableNews.setHeadTitle(rs.getString("headTitle"));
                    tableNews.setNewsTime(rs.getString("time"));
                    tableNews.setHits(rs.getInt("hits"));
                    vector.add(tableNews);
                }
                rs.close();
            }
            catch(NullPointerException  nullE){
                System.out.println("News istNews() :" +nullE.getMessage());
                Debug.writeLog("News istNews(), Exception Occured ! Info :" + nullE.getLocalizedMessage());
            }
        }
        catch(SQLException sqlE){
            System.out.println("News istNews() :" +sqlE.getMessage());
            Debug.writeLog("News istNews(), Exception Occured ! Info :" + sqlE.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }
        return vector.iterator();
    }
    /**
     * 已经发布的新闻总记录
     */
    public int sumNews(){
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        int sum=0;
        String sql="select count(newsId) as total from news where state=1;";
        try{
            ResultSet rs = sdbo.executeQuery(sql);
            try{
                rs.next();
                sum = rs.getInt("total");
                rs.close();
            }
            catch(NullPointerException nullE){
                System.out.println("News sumNews() :" +nullE.getMessage());;
                Debug.writeLog("News sumNews(), Exception Occured ! Info :" + nullE.getLocalizedMessage());
            }
        }
        catch(SQLException sqlE){
            System.out.println("News sumNews() :" +sqlE.getMessage());
            Debug.writeLog("News sumNews(), Exception Occured ! Info :" + sqlE.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }
        return sum;
    }
    /**
     * 后台管理的简单搜索
     */
    //搜索到的结果总数
    public int sumSearchNews(String search){
        String strSearch = CodeFilter.toHtml(search);
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "select count(newsId) as total from news where state=1 and headTitle like '%" + strSearch + "%';";
        int total=0;
        try{
            ResultSet rs = sdbo.executeQuery(sql);
            rs.next();
            total=rs.getInt("total");
            rs.close();
        }
        catch(Exception e){
            System.out.print("News sumNews() " +e.getMessage());
            Debug.writeLog("News sumNews(), Exception Occured ! Info :" + e.getLocalizedMessage());
        }
        sdbo.Close();
        return total;
    }
    //列出搜索的结果
    public Iterator searchNews(String search){
        String strSearch=CodeFilter.toHtml(search);
        Vector vector=new Vector();
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "select newsId,headTitle,DATE_FORMAT(newsTime,'%Y-%m-%d') as time,hits from news where state=1 and headTitle like '%"+strSearch+"%';";
        try{
            ResultSet rs=sdbo.executeQuery(sql);
            while(rs.next()){
               NEWSTable tableNews=new NEWSTable();
               tableNews.setNewsId(rs.getInt("newsId"));
               tableNews.setHeadTitle(rs.getString("headTitle"));
               tableNews.setNewsTime(rs.getString("time"));
               tableNews.setHits(rs.getInt("hits"));
               vector.add(tableNews);
            }
            rs.close();
        }
        catch(Exception e){
            System.out.print("News searchNews() " +e.getMessage());
            Debug.writeLog("News searchNews(), Exception Occured ! Info :" + e.getLocalizedMessage());
        }
        sdbo.Close();
        return vector.iterator();
    }
    /**
     * 修改新闻(ubb)
     * @param newsId
     */
    public Iterator editNews(int newsId){
        Vector vector=new Vector();
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "select * from news where newsId=?;";
        try{
            sdbo.prepareStatement(sql);
            sdbo.setInt(1,newsId);
            ResultSet rs = sdbo.executeQuery();
            while(rs.next()){
                NEWSTable tableNews=new NEWSTable();
                tableNews.setClassId(rs.getInt("classId"));
                tableNews.setKindId(rs.getInt("kindId"));
                tableNews.setMyOther(rs.getInt("myOther"));
                tableNews.setHeadTitle(CodeFilter.unHtml(rs.getString("headTitle")));
                tableNews.setContent(CodeFilter.unHtml(rs.getString("content")));
                tableNews.setConnect(CodeFilter.unHtml(rs.getString("connect")));
                tableNews.setAuthor(rs.getString("author"));
                tableNews.setEditor(rs.getString("editor"));
                tableNews.setNewsFrom(rs.getString("newsFrom"));
                tableNews.setTop(rs.getInt("top"));
                vector.add(tableNews);
            }
            rs.close();
        }
        catch(Exception e){
            System.out.print("News editNews() " + e.getMessage());
            Debug.writeLog("News editNews(), Exception Occured ! Info :" + e.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }
        return vector.iterator();
    }
    /**
     * 更新新闻
     * @param newsId
     */
    public void upNews(int classId,int kindId,int myOther,String headTitle,String content,String connect,String author,String editor,String newsFrom,int top,int newsId){
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "update news set classId=?,kindId=?,myOther=?,headTitle=?,content=?,connect=?,author=?,editor=?,newsFrom=?,top=? where newsId=?;";
        try{
            sdbo.prepareStatement(sql);
            sdbo.setInt(1, classId);
            sdbo.setInt(2, kindId);
            sdbo.setInt(3, myOther);
            sdbo.setString(4, CodeFilter.toHtml(headTitle));
            sdbo.setString(5, CodeFilter.toHtml(content));
            sdbo.setString(6, CodeFilter.toHtml(connect));
            sdbo.setString(7, CodeFilter.toHtml(author));
            sdbo.setString(8, CodeFilter.toHtml(editor));
            sdbo.setString(9, CodeFilter.toHtml(newsFrom));
            sdbo.setInt(10, top);
            sdbo.setInt(11, newsId);
            sdbo.executeUpdate();
        }
        catch(Exception e){
            System.out.print("News upNews() " +e.getMessage());
            Debug.writeLog("News upNews(), Exception Occured ! Info :" + e.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }
    }
    /**
     * 更新新闻
     * @param newsId
     */
    public void upUbbNews(int classId,int kindId,int myOther,String headTitle,String content,String connect,String author,String editor,String newsFrom,int top,int newsId){
        if (sdbo==null)
            sdbo = SQLDBOperator.getInstance("Connection");
        String sql = "update news set classId=?,kindId=?,myOther=?,headTitle=?,content=?,connect=?,author=?,editor=?,newsFrom=?,top=? where newsId=?;";
        try{
            sdbo.prepareStatement(sql);
            sdbo.setInt(1, classId);
            sdbo.setInt(2, kindId);
            sdbo.setInt(3, myOther);
            sdbo.setString(4, CodeFilter.toHtml(headTitle));
            sdbo.setString(5, CodeFilter.toUbbHtml(content));
            sdbo.setString(6, CodeFilter.toHtml(connect));
            sdbo.setString(7, CodeFilter.toHtml(author));
            sdbo.setString(8, CodeFilter.toHtml(editor));
            sdbo.setString(9, CodeFilter.toHtml(newsFrom));
            sdbo.setInt(10, top);
            sdbo.setInt(11, newsId);
            sdbo.executeUpdate();
        }
        catch(Exception e){
            System.out.print("News upNews() " +e.getMessage());
            Debug.writeLog("News upNews(), Exception Occured ! Info :" + e.getLocalizedMessage());
        }
        finally{
            sdbo.Close();
        }