bank.java

java 编程 关于银行管理方面的程序 很有实用性 而且是第一次使用

    String fileName = new String();  //在对话框中获得的文件名
   
    JLabel labelPassword = new JLabel("密码", JLabel.CENTER);
    JPasswordField passTF=new JPasswordField(15);
    String password=new String();
   
    JLabel  serverLabel =new JLabel("账号",JLabel.CENTER);
    JTextField serverTF =new JTextField(15);
    String  servername=new String();
    
    JButton ok = new JButton("确认");
    JButton cancel = new JButton("取消");
   
   JPanel  p1 = new JPanel();
   JPanel  p2 = new JPanel();
   JPanel  p3 = new JPanel();
   JPanel  ok_CancelPanel = new JPanel();
   
    // 构造方法
     FileNameDialog(){
     	super(MoneyFrame.this,"对话框",true);
     	Container dialogContentPane = getContentPane();
        
    dialogContentPane.setLayout(new GridLayout(4,1));  //将对话框的内容板分成上中下3部分
    p1.add(fileNameLabel); p1.add(fileNameTF);
    fileNameLabel.setFont(new Font("楷体",Font.PLAIN,20)); 
    fileNameTF.setText("");  
    dialogContentPane.add(p1);
    
    p2.add(labelPassword);  p2.add(passTF);
    labelPassword.setFont(new Font("楷体",Font.PLAIN,20));
    passTF.setText("");
    dialogContentPane.add(p2);
    
    p3.add(serverLabel);p3.add(serverTF);
    serverLabel.setFont(new Font("楷体",Font.PLAIN,20));
     serverTF.setText("");
     dialogContentPane.add(p3); 
     
     ok_CancelPanel.add(ok); 
     ok_CancelPanel.add(cancel);
     ok.setFont(new Font("楷体",Font.PLAIN,20));
     cancel.setFont(new Font("楷体",Font.PLAIN,20));
    dialogContentPane.add(ok_CancelPanel);
    ok.addActionListener(new ButtonListener()); 
    cancel.addActionListener(new ButtonListener());
     
     setBounds(200,200,350,200);
     addWindowListener(new DialogWindowListener());
    }//构造方法FileNameDialog()声明结束
    
    
     /* 类ButtonListener响应对话框类NewFileDialog中的确认或取消事件，
       将ButtonListener作为对话框类NewFileDialog的内部类。 */
    class ButtonListener implements ActionListener{
      public void actionPerformed(ActionEvent  e){ 
        Object source = e.getSource(); 
        if(source == ok){
           //获取对话框中的文件名
           String temp = fileNameTF.getText();
           if(!(temp.equals("")))  fileName = temp;
           char[]pwod= passTF.getPassword();
           password=new String(pwod); 
           String serve=serverTF.getText();
           if(!(serve.equals(""))) servername=serve;
                         }
         fileNameTF.setText("");
         passTF.setText("");
         serverTF.setText("");  
         //关闭对话框
         dispose(); 
         }
      }
           }//文件名对话框类FileNameDialog的声明结束
           
  class DialogWindowListener extends WindowAdapter{
      public void windowClosing(WindowEvent e){
        dispose(); //回收对话框资源
      }
    }         
                                       
 //监听取款
  class  NewtakeFieldListener  implements ActionListener{
    public void actionPerformed(ActionEvent e){                   	  	
       SaveDialog pause=new SaveDialog();
        if(sign==0){pause.show();}
        accountField[1].setVisible(true);
    	dialogs.p3.setVisible(true);
    	dialogs.p2.setVisible(true);
        acpanel.setVisible(true);
       tablepanel1.setVisible(true);
       takepanel.setVisible(true);         
       tablepanel2.setVisible(true);   
        prompt.setText("");
        for(int f=0;f<takeField.length;f++)takeField[f].setText("");
        for(int d=0;d<accountField.length;d++)accountField[d].setText("");
    	dialogs.show();
        tadate=(int)Math.round(System.currentTimeMillis()/86400000);
        open();  
         for(int i=0;i<8;i++)accountField[i].setEditable(false);
         for(int f=0;f<takeField.length;f++)takeField[f].setEditable(true); 
        
        if((asd.state!=1)&(asd.cancelmoney!=1)){ 
        int fee=Integer.valueOf(asd.acsubject[4]).intValue();
       double profit=doProfit(fee,asd.type,asd.dates,tadate);
        String s1=Double.toString(profit);
        String s2=Double.toString(profit+fee);
        asd.tasubject[1]=s1;
        asd.tasubject[2]=s2;
       if((asd.acsubject[1]).equals(dialogs.password)&
       (asd.acsubject[2].equals(dialogs.servername))){
       showMoney();   
       Calendar calendar=Calendar.getInstance();    
   takeField[0].setText(Integer.toString(calendar.get(Calendar.YEAR))+"年"+
   Integer.toString(calendar.get(Calendar.MONTH)+1)+"月"
   +Integer.toString(calendar.get(Calendar.DATE))+"日"); 
       prompt.setText("储种为"+Integer.toString(asd.type)+"年"); 
       asd.state=1;
       sign=0;
       }     	                                               
       else{ prompt.setText("密码错");}        
       }
else{ showMoney();  for(int i=0;i<4;i++)takeField[i].setEditable(false); 
prompt.setText("已取款或已挂失");
        }                             
                }}
 
 
 //显示文件 
 void showMoney(){  
for(int k=0;k<accountField.length;k++)accountField[k].setText(asd.acsubject[k]);
 for(int j=0;j<takeField.length;j++)takeField[j].setText(asd.tasubject[j]);	
    if(asd.cancelmoney==1){gua=new JCheckBox("是",true);}
    
 }
 
//保存 
void save(){
    try{
        BufferedWriter out = new BufferedWriter(
                                   new OutputStreamWriter(
                                       new FileOutputStream(accountField[0].getText(),false)));      
   for(int h=0;h<accountField.length;h++){ if(h==6)continue;  
   if(accountField[h].getText().equals(""))throw new IOException();}  	
           	asd.write(out);  	      
        out.close();
if(asd.type==0){throw new Exception();}       
}
catch(IOException ioe){  prompt.setText("无法存入指定文件");   }
catch(Exception e){  prompt.setText("请选择储种");}
  }


 //从指定的文件将数据读入
  void open(){
    try{
        BufferedReader in = new BufferedReader(new FileReader(dialogs.fileName));
         asd.read(in);
          in.close();
    }catch(IOException ioe){prompt.setText("文件没有找到");    }
  } 		   
 	   
 class OpenListener implements ActionListener{
    public void actionPerformed(ActionEvent e){
     SaveDialog pause=new SaveDialog();
        if(sign==0){pause.show();}
       //弹出文件名对话框
      dialogs.p2.setVisible(false);
       dialogs.p3.setVisible(true);
      dialogs.show();
      prompt.setText("");
      for(int i=0;i<8;i++)accountField[i].setText("");
      for(int f=0;f<takeField.length;f++)takeField[f].setText("");
      open();
      if(asd.acsubject[2].equals(dialogs.servername)){
      showMoney();
      if((asd.state==1)|(asd.cancelmoney==1)){ 
      	prompt.setText("已取款或已挂失");
        }    else{
      prompt.setText("储种为"+Integer.toString(asd.type)+"年");
      sign=0;
              }
      for(int i=0;i<8;i++){
      accountField[i].setEditable(false);}
      for(int f=0;f<takeField.length;f++)takeField[f].setEditable(false);
      accountField[1].setVisible(false);
      accountField[6].setEditable(true);
      }
      else{prompt.setText("输入有误");}
      takepanel.setVisible(true);         
      tablepanel2.setVisible(true); 
      
                                               }
                                             }
 
   class SaveListener implements ActionListener{
    public void actionPerformed(ActionEvent e){
 	prompt.setText(""); 
 	 save() ;  
 	 asd.state=0; 
 	 sign=1; 
 	   }}       
 	    
   class ExitListener  implements ActionListener {
    public void actionPerformed(ActionEvent e) { 
    	SaveDialog pause=new SaveDialog();
        if(sign==0){pause.show();}
    	System.exit(0);  }
  } 
  
 //计算利息
 double doProfit(int stock,int style,int dates1,int dates2){
   double profits=0;
   if(style*365==(dates2-dates1)){
   switch(style){
   case 1: profits= (double)(Math.round(stock*1.95/100)); break;
   case 3: profits= (double)(Math.round(stock*2.25/100*3));break;
   case 5: profits= (double)(Math.round(stock*2.52/100*5));break;   
}  }
else {  profits=(double)(Math.round(stock*(dates2-dates1)*0.005/100));} 		
   return profits; 
    }
 
 class OneUser{
   String[]acsubject=new String[8];
   String[]tasubject=new String[4];
   int cancelmoney=0;  //"0"表示没有挂失   " 1"表示挂失
   int type;  //  1,3,5 year
   int dates;
   int state=0;
   
   void write(BufferedWriter out) throws IOException{       
    out.write(Integer.toString(state)); out.newLine();
    out.write(Integer.toString(cancelmoney)); out.newLine();
    out.write(Integer.toString(dates)); out.newLine();
     out.write(Integer.toString(type));out.newLine();   
    for(int k=0;k<8;k++)acsubject[k]=accountField[k].getText();
    for(int b=0; b<8; b++)
     {out.write(acsubject[b]);out.newLine(); }  
   if(!(takeField[1].getText().equals(""))){
    for(int f=0;f<4;f++){tasubject[f]=takeField[f].getText(); 
      out.write(tasubject[f]); out.newLine();	} 
        }       
               
                        }
  
  
   void read(BufferedReader in) throws IOException{  
     state=Integer.valueOf(in.readLine()).intValue();
     cancelmoney=Integer.valueOf(in.readLine()).intValue();
      dates=Integer.valueOf(in.readLine()).intValue();
     type=Integer.valueOf(in.readLine()).intValue(); 
      for(int i=0; i<8; i++) acsubject[i]=in.readLine();   
     String str;
    if (( str=in.readLine())!=null){
    	tasubject[0]=str;
     for(int j=1;j<4;j++)tasubject[j]=in.readLine();
                                     }
                                                   }
   }    //类OneUser声明结束  
                              
                                 }//类MoneyFrame的声明结束  
    
  public class Bank{
  public static void main(String[]args){
    MoneyFrame  win = new MoneyFrame( );
    win.setVisible(true);
  }
}