login.java

实现JSP开发的BBS源码

//login.java
//package bankclass;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.sql.*;

//系统登录后主界面
public class login extends JFrame implements ActionListener{
	//数据库连接变量
	private Statement st=null;
	private Connection con=null;
	private ResultSet rs=null;
	private String command=null;
	private boolean flag1=true;
	private boolean flag2=false;
	private String getCardNum=null;
	private String getpswd=null;
	
	//布局变量
	private JLabel cardInfo=new JLabel("请输入卡号和口令");
	private JLabel cardNumLabel=new JLabel("卡 号:");
	private JTextField cardNum=new JTextField(19);
	private JLabel cardpswdLabel=new JLabel("口 令:");
	private JButton confirmpswd=new JButton("确认口令");
	private JPasswordField cardpswd=new JPasswordField(8);
	private JButton queryBalance=new JButton("查询余额");
	private JButton withDraw=new JButton("取    款");
	private JButton desposit=new JButton("存    款");
	private JButton transfer=new JButton("转    账");
	private JButton chpswd=new JButton("修改密码");
	private JLabel resultLabel=new JLabel("操 作 结 果");
	//private JButton isOK=new JButton("确认");
	private JButton reEnter=new JButton("重新输入");
	private JButton addUser=new JButton("注册用户");
	private JButton delUser=new JButton("注销用户");
	private JButton addNewCard=new JButton("办卡");
	private JButton delOldCard=new JButton("销卡");
	private JButton userInfo=new JButton("用户信息");
	private JButton endOperation=new JButton("结束操作");
	private JButton helpFile=new JButton("帮助信息");
	private JButton backupAll=new JButton("完全备份");
	private JButton backupLogs=new JButton("日志备份");
	private JButton restore=new JButton("数据恢复");
	private String endOperationmsg=new String("真的要结束操作吗?");
	private JButton image1;
	private JTextArea resultArea=new JTextArea(10,300);
	
	//菜单变量
	
	//文件菜单变量
	private JMenuItem fileChAdminpswd=new JMenuItem("修改Admin密码");
	private JMenuItem fileRelog=new JMenuItem("重新登录...");
	private JMenuItem fileExit=new JMenuItem("退出...");
	private JMenu file=new JMenu("文件(F)");
	
	//操作菜单变量
	private JMenuItem operAddNewUser=new JMenuItem("注册用户");
	private JMenuItem operDelUser=new JMenuItem("注销用户");
	private JMenuItem operAddNewCard=new JMenuItem("办  卡");
	private JMenuItem operDelOldCard=new JMenuItem("销  卡");
	private JMenuItem operUserInfo=new JMenuItem("用户信息");
	private JMenuItem operQueryBalance=new JMenuItem("查询余额");
	private JMenuItem operWithDraw=new JMenuItem("取  款");
	private JMenuItem operDesposit=new JMenuItem("存  款");
	private JMenuItem operTransfer=new JMenuItem("转  账");
	private JMenuItem operChpswd=new JMenuItem("修改密码");
	private JMenuItem operBackupAll=new JMenuItem("完全备份");
	private JMenuItem operBackupLogs=new JMenuItem("日志备份");
	private JMenuItem operRestore=new JMenuItem("数据恢复");
	private JMenu operation=new JMenu("操作(O)");
	
	
	//帮助菜单变量
	private JMenuItem helpHelp=new JMenuItem("帮 助");
	private JMenuItem helpAbout=new JMenuItem("关于...");
	private JMenu help=new JMenu("帮助(H)");
	
	
	//构造方法
	public login(){
		setTitle("                              银行存储管理系统(BSMS)");
		setSize(800,600);
		setLocation(200,250);
		initMenu();   //初始化菜单
		setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
		addWindowListener(new WindowAdapter(){
			public void windowClosing(WindowEvent e){
				int opt=JOptionPane.showConfirmDialog(null,"你还没有备份数据库和日志,真的要退出吗?","退出",JOptionPane.YES_NO_OPTION,JOptionPane.INFORMATION_MESSAGE);
				if(opt==JOptionPane.YES_OPTION){
					System.exit(0);
				}
			}
		});
		resultArea.setEditable(false);
		resultArea.setLineWrap(true);
		Container c=getContentPane();
		c.setLayout(null);
		
		//用户卡号信息Label
		c.add(cardInfo);
		cardInfo.setFont(new Font("华文行楷",Font.BOLD,23));
		cardInfo.setBounds(200,5,200,60);
		
		//卡号相关
		c.add(cardNumLabel);
		cardNumLabel.setBounds(140,60,40,40);
		c.add(cardNum);
		cardNum.setBounds(190,60,230,40);
		
		//口令相关
		c.add(cardpswdLabel);
		cardpswdLabel.setBounds(140,115,40,40);
		c.add(cardpswd);
		cardpswd.setBounds(190,115,230,40);
		c.add(confirmpswd);
		confirmpswd.setBounds(435,60,90,40);
		confirmpswd.addActionListener(this);
		c.add(reEnter);
		reEnter.setBounds(435,115,90,40);
		reEnter.addActionListener(this);
		
		//存,取,查,转账,修改密码按钮
		c.add(queryBalance);
		queryBalance.setBounds(25,260,90,40);
		queryBalance.addActionListener(this);
		c.add(withDraw);
		withDraw.setBounds(25,310,90,40);
		withDraw.addActionListener(this);
		c.add(desposit);
		desposit.setBounds(25,360,90,40);
		desposit.addActionListener(this);
		c.add(transfer);
		transfer.setBounds(25,410,90,40);
		transfer.addActionListener(this);
		c.add(chpswd);
		chpswd.setBounds(25,460,90,40);
		chpswd.addActionListener(this);
		
		//办卡与用户相关按钮
		c.add(addUser);
		addUser.setBounds(115,180,90,40);
		addUser.addActionListener(this);
		c.add(delUser);
		delUser.setBounds(230,180,90,40);
		delUser.addActionListener(this);
		c.add(userInfo);
		userInfo.setBounds(345,180,90,40);
		userInfo.addActionListener(this);
		c.add(addNewCard);
		addNewCard.setBounds(460,180,90,40);
		addNewCard.addActionListener(this);
		c.add(delOldCard);
		delOldCard.setBounds(575,180,90,40);
		delOldCard.addActionListener(this);
		
		//备份与恢复及结束操作相关
		
		c.add(backupAll);
		backupAll.setBounds(665,260,90,40);
		backupAll.addActionListener(this);
		
		c.add(backupLogs);
		backupLogs.setBounds(665,310,90,40);
		backupLogs.addActionListener(this);
		
		c.add(restore);
		restore.setBounds(665,360,90,40);
		restore.addActionListener(this);
		
		c.add(endOperation);
		endOperation.setBounds(665,410,90,40);
		endOperation.addActionListener(this);
		
		c.add(helpFile);
		helpFile.setBounds(665,460,90,40);
		helpFile.addActionListener(this);
		
		//操作结果相关
		c.add(resultLabel);
		resultLabel.setFont(new Font("华文行楷",Font.BOLD,18));
		resultLabel.setBounds(340,220,100,45);
		JScrollPane scrollpane=new JScrollPane(resultArea);
		c.add(scrollpane);
		scrollpane.setBounds(160,260,460,240);
		
		image1=new JButton(new ImageIcon("..\\image\\bbyu.jpg"));
		c.add(image1);
	    image1.setBounds(590,10,160,125);
	    image1.addActionListener(this);
		show();
	}
	
	//初始化菜单方法initMenu
	public void initMenu(){
		
		//添加文件菜单
		file.add(fileChAdminpswd);
		fileChAdminpswd.setEnabled(true);
		fileChAdminpswd.addActionListener(this);
		file.add(fileRelog);
		fileRelog.setEnabled(true);
		fileRelog.addActionListener(this);
		file.add(fileExit);
		fileExit.setEnabled(true);
		fileExit.addActionListener(this);
		
		//添加操作菜单
		operation.add(operAddNewUser);
		operAddNewUser.setEnabled(true);
		operAddNewUser.addActionListener(this);
		operation.add(operDelUser);
		operDelUser.setEnabled(true);
		operDelUser.addActionListener(this);
		operation.add(operUserInfo);
		operUserInfo.setEnabled(true);
		operUserInfo.addActionListener(this);
		operation.add(operQueryBalance);
		operQueryBalance.setEnabled(true);
		operQueryBalance.addActionListener(this);
		operation.add(operChpswd);
		operChpswd.setEnabled(true);
		operChpswd.addActionListener(this);
		
		//数据库完全备份菜单
		operation.add(operBackupAll);
		operBackupAll.setEnabled(true);
		operBackupAll.addActionListener(this);
		
		//数据库日志备份菜单
		operation.add(operBackupLogs);
		operBackupLogs.setEnabled(true);
		operBackupLogs.addActionListener(this);
		
		//数据库日志备份菜单
		operation.add(operRestore);
		operRestore.setEnabled(true);
		operRestore.addActionListener(this);
		
		operation.add(operAddNewCard);
		operAddNewCard.setEnabled(true);
		operAddNewCard.addActionListener(this);
		operation.add(operDelOldCard);
		operDelOldCard.setEnabled(true);
		operDelOldCard.addActionListener(this);
		operation.add(operWithDraw);
		operWithDraw.setEnabled(true);
		operWithDraw.addActionListener(this);
		operation.add(operDesposit);
		operDesposit.setEnabled(true);
		operDesposit.addActionListener(this);
		operation.add(operTransfer);
		operTransfer.setEnabled(true);
		operTransfer.addActionListener(this);
		
		//添加帮助菜单
		help.add(helpHelp);
		helpHelp.setEnabled(true);
		helpHelp.addActionListener(this);
		help.add(helpAbout);
		helpAbout.setEnabled(true);
		helpAbout.addActionListener(this);
		
		//添加菜单
		JMenuBar bar=new JMenuBar();
		bar.add(file);
		bar.add(operation);
		bar.add(help);
		setJMenuBar(bar);
		show();
	}
	
	public void checkCardAndpswd(){//判断输入卡号和密码是否一到
		if((cardNum.getText().trim()).equals("")==true&&(cardpswd.getText().trim()).equals("")==true){
				JOptionPane.showMessageDialog(null,"请输入卡号和密码!");
			}
			else{
				getCardNum=cardNum.getText().trim();
				getpswd=cardpswd.getText().trim();
				command="select * from cardTable where userCardNum='"+getCardNum+"'";
				try{
					st=connectDB.conDB();
					con=DriverManager.getConnection("jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=BSMS","sa","5201314");
					rs=st.executeQuery(command);
					if(rs.next()){
						getpswd=rs.getString("code").trim();
						if(getpswd.equals(cardpswd.getText().trim())==false){
							resultArea.append("卡号:"+getCardNum+"与输入密码:"+cardpswd.getText().trim()+"不一致\n");
							JOptionPane.showMessageDialog(null,"输入卡号和密码不一致!");
							flag1=false;
							confirmDialog reEnter=new confirmDialog(this,"重新输入","重新输入卡号和密码?");
							if(reEnter.isOkay){
								flag1=true;
								return;
							}
							else{
								hide();
							}
						}
						else{
							if(flag1){
								resultArea.append("卡号密码已通过认证!\n");
								JOptionPane.showMessageDialog(null,"卡号密码已通过认证!");
								flag2=true;
							}
						}
					}
					else{
						resultArea.append("卡号:"+getCardNum+"不存在\n");
						JOptionPane.showMessageDialog(null,"卡号不存在!");
						flag1=false;
						confirmDialog reEnter=new confirmDialog(this,"重新输入","重新输入卡号和密码?");
						if(reEnter.isOkay){
							flag1=true;
							return;
						}
					}
				}catch(SQLException ex){
					JOptionPane.showMessageDialog(null,ex);
				}
			}
		closeDB.closeDB(st,con);
	}
	
	//事件监听	
	public void actionPerformed(ActionEvent ae){
				
		if(ae.getSource()==addUser||ae.getSource()==operAddNewUser){
			addNewUser addnewuser=new addNewUser();
		}
		else if(ae.getSource()==delUser||ae.getSource()==operDelUser){
			delOldUser delolduser=new delOldUser();
		}
		else if(ae.getSource()==addNewCard||ae.getSource()==operAddNewCard){
			addNewCard newCard=new addNewCard();
		}
		else if(ae.getSource()==delOldCard||ae.getSource()==operDelOldCard){
			if(flag2){
				delOldCard oldCard=new delOldCard(getCardNum);
			}
			else{
				delOldCard oldCard=new delOldCard();
			}
		}
		else if(ae.getSource()==userInfo||ae.getSource()==operUserInfo){
			if(flag2){
				userInfo userinfo=new userInfo(getCardNum);
			}
			else{
				userInfo userinfo=new userInfo();
			}
		}
		else if(ae.getSource()==confirmpswd){
			checkCardAndpswd();
		}
		else if(ae.getSource()==queryBalance||ae.getSource()==operQueryBalance){
			if(flag2){
				queryBalance qryBalance=new queryBalance(getCardNum,getpswd);
			}
			else{
				queryBalance qryBalance=new queryBalance();
			}
		}
		else if(ae.getSource()==withDraw||ae.getSource()==operWithDraw){
			if(flag2){
				withDraw withdraw=new withDraw(getCardNum,getpswd);
			}
			else{
				withDraw withdraw=new withDraw();
			}
		}
		else if(ae.getSource()==desposit||ae.getSource()==operDesposit){
			if(flag2){
				desposit despositMoney=new desposit(getCardNum,getpswd);
			}
			else{
				desposit despositMoney=new desposit();
			}
		}
		else if(ae.getSource()==transfer||ae.getSource()==operTransfer){
			if(flag2){
				transfer transferMoney=new transfer(getCardNum,getpswd);
			}
			else{
				transfer transferMoney=new transfer();
			}
		}
		else if(ae.getSource()==operBackupAll||ae.getSource()==backupAll){
			new backupAll();			
		}
		else if(ae.getSource()==operBackupLogs||ae.getSource()==backupLogs){
			new backupLogs();
		}
		else if(ae.getSource()==operRestore||ae.getSource()==restore){
			new restore();
		}
		else if(ae.getSource()==endOperation){
			//endOperationmsg.setFont(new Font("宋体",Font.BOLD,35));
			confirmDialog endOD=new confirmDialog(this,"结束操作",endOperationmsg);
			if(endOD.isOkay){
				JOptionPane.showMessageDialog(null,"成功结束操作");
				login.this.hide();
			    BSMS bk=new BSMS();		
			}
		}
		else if(ae.getSource()==chpswd||ae.getSource()==operChpswd){
			if(flag2){
				chpswd changepasswd=new chpswd(getCardNum,getpswd);
			}
			else{
				chpswd changepasswd=new chpswd();
			}
			
		}
		else if(ae.getSource()==reEnter){
			cardNum.setText("");
			cardpswd.setText("");
		}
		else if(ae.getSource()==image1||ae.getSource()==helpAbout){
			about aboutBSMS=new about();
			//JOptionPane.showMessageDialog(null,"BSMS 版本2007.11.24 Copyright(C) bbyu@IT");
			
		}
		else if(ae.getSource()==helpHelp||ae.getSource()==helpFile){
			String   f="..\\docs\\Help.doc";   
            Runtime   r=Runtime.getRuntime();   
            try{   
               r.exec("C:\\Program   Files\\Microsoft   Office\\OFFICE11\\WINWORD.EXE   "+f);   
            }   
            catch(Exception ex)   {   
            }   			
		}
		else if(ae.getSource()==fileChAdminpswd){
			new chAdminpswd();
		}
		else if(ae.getSource()==fileRelog){
			confirmDialog relog=new confirmDialog(this,"重新登录","真的要重新登录?");
			if(relog.isOkay){
				login.this.hide();
			    BSMS bk=new BSMS();
			}
			else{
			}
		}
		else if(ae.getSource()==fileExit){
			confirmDialog exit=new confirmDialog(null,"退出程序","确定要退出本系统吗?");
			if(exit.isOkay){
				System.exit(0);
			}
			else{
			}
		}
	}

	public static void main(String args[]){
		login lg=new login();
	}
}