searchallorder.java

航空售票系统的代码

package com.tarena.abs.server;

import javax.swing.*;
import java.util.*;
import com.tarena.abs.dao.*;
import com.tarena.abs.model.*;

public class SearchAllOrder{

	public void start(){
				TicketOrderDAO dao=ServerMainClass.ticketOrderDao;
				HashSet hs=(HashSet)dao.getAllTicketOrder();
				if(hs==null || hs.size()==0){
					JOptionPane.showMessageDialog(new JFrame(), "当前没有订单");
				}else{
				System.out.println("查到的所有订单="+hs);
				ArrayList arr=new ArrayList();
				arr.addAll(hs);
				System.out.println("arr="+arr);
				String msg = "所有订单的信息:";
				ServerMainClass.serverMainFrame.setCenterPanel(msg,arr);
				}
		}
	}