message.java

jsp +javabean +sql 2000的在线聊天系统 ,实现私聊、群聊、管理员T人等功能

package net.chat;
import java.text.SimpleDateFormat;
import java.sql.*;
public class Message{
	private String chatRoom;//聊天房间
	private String msgForm;//消息发送者
	private String msgTo;//消息接收者
	private String chatAction;//聊天表情
	private String msgContent;//消息内容
	private int secret;//是否悄悄话
	
	
	public void setChatRoom(String chatRoom)
	{
		this.chatRoom=chatRoom;
	}
	
	public void setMsgForm(String msgForm)
	{
		this.msgFrom=msgFrom;
	}
	
	public void setMsgTo(String msgTo)
	{
		this.msgTo=msgTo;
	}
	
	public void setChatAction(String chatAction)
	{
		this.chatAction=chatAction;
	}
	
	
	public void setMsgContent(String msgContent)
	{
		this.msgContent=msgContent;
	}
	
	//是否是悄悄话
	public void setSecret(int secret)
	{
		this.secret=secret;
	}
	
	//将message对象保存到数据库msgInfo表中的方法
	
	public boolean saveToDataBase()throws SQLException,Class NotFoundException
	{
		BaseConn conn=null;
		try
		{
			conn=new BaseConn();
			SimpleDateFormat cal=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
			String time=cal.format(new java.util.Date());
			String sql="insert into msgInfo(chatRoom,msgForm,msgTo,charTime,chatAction,
			msgContent,secret)values(?,?,?,?,?,?,?)";
			PreparedStatement ps=conn.preparedStatement(sql);
			ps.setString(1,chatRoom);
			ps.setString(2,msgFrom);
			ps.setString(3,msgTo);
			ps.setString(4,time);
			ps.setString(5,chatAction);
			ps.setString(6,msgContent);
			ps.setString(7,secret);
			conn.executeUpdate();
			sql="update onlineUser set lastChatTime=?where nickName=?and chatRoom="?";
			ps=conn.preparedStatement(sql);
			ps.setString(1,time);
			ps.setString(2,msgFrom);
			ps.setString(3,chatRoom);
			conn.executeUpdate();
			reture true;
		}catch(SQLException ex)
		{
			ex.printStackTrace();
			throw ex;
		}catch(ClassNotFoundException ex)
		{
			ex.printStackTrace();
			throw ex;
		}
	}
}