addflight.java

一套基于JAVA开发的完整版航空订票系统,代码简洁,适合JAVA初学者研究

package com.tarena.abs.server;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;

import com.tarena.abs.dao.*;
import com.tarena.abs.model.*;

public class AddFlight extends JDialog implements ActionListener{
	private static final long serialVersionUID = -3145410955386840L;
	private JLabel label0,label1,label2,label3,label4,label5,label6;
	private JButton ok,cancel;
	private JTextField t,t0,t1,t2,t3;
	public AddFlight(JFrame frame){
		super(frame,"添加航班");
		label0=new JLabel("添加航班");
		label1=new JLabel("航 班 号:");
		label2=new JLabel("折    扣:");
		label3=new JLabel("日    期:");
		label4=new JLabel("年");
		label5=new JLabel("月");
		label6=new JLabel("日");
		t=new JTextField(20);
		t0=new JTextField(10);
		t1=new JTextField(5);
		t2=new JTextField(5);
		t3=new JTextField(5);
		ok=new JButton("添加");ok.addActionListener(this);
		cancel=new JButton("取消");cancel.addActionListener(this);
		init();
		showMe();
	}
	public void init(){
		JPanel p=new JPanel();
		JPanel p1=new JPanel();
		JPanel p2=new JPanel();
		JPanel p3=new JPanel();
		JPanel p4=new JPanel();
		JPanel p5=new JPanel();
		p1.add(label0);
		p3.setLayout(new FlowLayout(FlowLayout.LEFT));
		p4.setLayout(new FlowLayout(FlowLayout.LEFT));
		p3.add(label1);p3.add(t);
		p4.add(label2);p4.add(t0);
		p.setLayout(new FlowLayout(FlowLayout.LEFT));
		p.add(ok);p.add(cancel);
		p5.add(label3);p5.add(t1);
		p5.add(label4);p5.add(t2);
		p5.add(label5);p5.add(t3);p5.add(label6);
		p2.add(p3,BorderLayout.NORTH);
		p2.add(p4,BorderLayout.CENTER);
		p2.add(p5,BorderLayout.SOUTH);
		this.add(p1,BorderLayout.NORTH);
		this.add(p2,BorderLayout.CENTER);
		this.add(p,BorderLayout.SOUTH);
		
	}	
	
	private void showMe(){
		this.setSize(300,250);
		this.setVisible(true);
		this.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);//?
	}
	public void actionPerformed(ActionEvent e){
		if(e.getActionCommand().equals("添加")){
			FlightDaoFromFile f=new FlightDaoFromFile(new File("./flightSchedular.dat"));
			HashSet hs=(HashSet)f.getAllFlightSchedulars();
			MyDate md=new MyDate(Integer.parseInt(t1.getText()),Integer.parseInt(t2.getText()),Integer.parseInt(t3.getText()) );
			for(Object obj:hs){
				FlightSchedular fsc=(FlightSchedular)obj;
				if(fsc.getFlightNumber().equals(t.getText()) && fsc.hasFlight(md)){
					Flight fl=fsc.createNewFlight(md,(Double.parseDouble(t0.getText())) );
					boolean success=ServerMainClass.flightDao.addFlight(fl);
					if(success){
						JOptionPane.showMessageDialog(this,"添加航班成功！");
						this.dispose();
					}else{
						JOptionPane.showMessageDialog(this,"添加航班失败！");
						this.dispose();
					}
				}else{
					JOptionPane.showMessageDialog(this,"添加航班失败！");
					this.dispose();
				}
			}
		}
		if(e.getActionCommand().equals("取消")){
			this.dispose();
		}
	}
	
}