usereditdialog.java

一个基于局域网的c/s模式网上购物系统,功能比较全面.数据库为Access.

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

class UserEditDialog implements ActionListener
	{
		private JTextField userName,password,passwordConfirm,account,shopName;
		private JDialog dialog;
		private BufferedReader in;
		private PrintWriter out;
		private int userID;

		public UserEditDialog(JFrame f,User u,BufferedReader fin,PrintWriter fout) 
		{
			in = fin;
			out = fout;
			userID = u.getId();
			dialog = new JDialog(f,"更新个人信息",true);
			dialog.setResizable(false);
			
  	 	
  			JPanel textPanel = new JPanel();
    	 	textPanel.setLayout(new GridBagLayout());
    	 	textPanel.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLineBorder(Color.gray,2),
  	                "请填写新的个人信息",TitledBorder.CENTER,TitledBorder.TOP));
    	 	GridBagConstraints gbc = new GridBagConstraints();
    	 	gbc.anchor = GridBagConstraints.WEST; 
    	 	gbc.insets = new Insets(2,2,2,2); 
    	
  			JLabel l1 = new JLabel("用户名(*)：");        
    	 	JLabel l2 = new JLabel("密码(*)：");    
    	 	JLabel l3 = new JLabel("密码确认(*)：");  
    	 	JLabel l4 = new JLabel("帐户号码(*)：");  
    	 	JLabel l5 = new JLabel("地址："); 
    	 	JLabel l6 = new JLabel("电子邮箱："); 

	     	userName = new JTextField(12);
	     	userName.setText(u.getUserName());
	   	 	password = new JTextField(12);
	   	 	password.setText(u.getPassword());
	   	 	passwordConfirm = new JTextField(12);
	   	 	passwordConfirm.setText(u.getPassword());
	   	 	account = new JTextField(12);
	   	 	account.setText(u.getAccount()+"");

	     	gbc.gridy=1;
	     	gbc.gridx=0;
	     	textPanel.add(l1,gbc);
   		  	gbc.gridx=1;
   		  	textPanel.add(userName,gbc);
   		  	gbc.gridy=2;
   		  	gbc.gridx=0;
   		  	textPanel.add(l2,gbc);
     		gbc.gridx=1;
     		textPanel.add(password,gbc);
     		gbc.gridy=3;
     		gbc.gridx=0;
     		textPanel.add(l3,gbc);
     		gbc.gridx=1;
     		textPanel.add(passwordConfirm,gbc);
     		gbc.gridy=4;
     		gbc.gridx=0;
     		textPanel.add(l4,gbc);
     		gbc.gridx=1;
     		textPanel.add(account,gbc);
     		gbc.gridy=5;
     		gbc.gridx=0;
     		textPanel.add(l5,gbc);
     		gbc.gridx=1;
     		textPanel.add(new JTextField(12),gbc);
     		gbc.gridy=6;
     		gbc.gridx=0;
     		textPanel.add(l6,gbc);
     		gbc.gridx=1;
     		textPanel.add(new JTextField(12),gbc);
     		
     		JPanel buttonPanel=new JPanel();
  			JButton b=new JButton("确定");
  			b.addActionListener(this);
  			buttonPanel.add(b);
  			b=new JButton("取消");
  			b.addActionListener(this);
  			buttonPanel.add(b);
  		

    	    dialog.add(textPanel,BorderLayout.CENTER);
	        dialog.add(buttonPanel,BorderLayout.SOUTH);
	        dialog.setBounds(382,200,260,300);
	        dialog.setVisible(true);
		}
		
		public void actionPerformed(ActionEvent e)
   		{
      	 	String cmd=e.getActionCommand();
      	 	if (cmd.equals("确定"))
      	 	{
      	 		boolean legal=true;
      	 		if(userName.getSelectionEnd()==0 ||password.getSelectionEnd()==0 ||  passwordConfirm.getSelectionEnd()==0 || account.getSelectionEnd()==0)
      	 		{
      	 			legal = false;
      	 			JOptionPane.showMessageDialog(null,"             请填写完整!","填写信息不正确",2);
      	 		}
      	 	
      	 		else if(!password.getText().equals(passwordConfirm.getText()) )
      	 		{
      	 			legal = false;
      	 			JOptionPane.showMessageDialog(null,"      两次输入的密码不相同!","填写信息不正确",2);
      	 		}
      	 	
      	 		else if(password.getText().length()<6 ||password.getText().length()>20 )
      	 		{
      	 			legal = false;
      	 			JOptionPane.showMessageDialog(null,"      密码长度不符合规则!","填写信息不正确",2);
      	 		}
      	 	
      	 		else if(userName.getText().length()>12)
      	 		{
      	 			legal = false;
      	 			JOptionPane.showMessageDialog(null,"             用户名过长!","填写信息不正确",2);	
      	 		}
      	 	
      	 		else
      	 		{
      	 			char[] temp = userName.getText().toCharArray();
      	 			for(int i=0;i<userName.getText().length();i++)
      	 			{
      	 				if(!((temp[i]>='0'&&temp[i]<='9')||(temp[i]>='a'&&temp[i]<='z')||(temp[i]>='A'&&temp[i]<='Z')||(temp[i]=='_')))
      	 				{
      	 					legal = false;
      	 					JOptionPane.showMessageDialog(null,"      用户名填写不符合规则!","填写信息不正确",2);
					 		return;
					 	}
      	 			}
      	 		
      	 			temp = password.getText().toCharArray();
      	 			for(int i=0;i<password.getText().length();i++)
      	 			{
      	 				if(!((temp[i]>='0'&&temp[i]<='9')||(temp[i]>='a'&&temp[i]<='z')||(temp[i]>='A'&&temp[i]<='Z')))
      	 				{
      	 					legal = false;
      	 					JOptionPane.showMessageDialog(null,"       密码填写不符合规则!","填写信息不正确",2);
					 		return;
					 	}
      	 			}
      	 		
      	 			temp = account.getText().toCharArray();
      	 			for(int i=0;i<account.getText().length();i++)
      	 			{
      	 				if(!((temp[i]>='0'&&temp[i]<='9')))
      	 				{
      	 					legal = false;
      	 					JOptionPane.showMessageDialog(null,"     帐户号填写不符合规则!","填写信息不正确",2);
					 		return;
					 	}
      	 			}

      	 		}
      	 	
      	 	if(legal)
      	 	{
      	 		try
      	 		{
      	 			out.println("UPDATEUSER");
      	 			out.println(userID);
           			out.println(userName.getText());
           			out.println(password.getText());
           			out.println(account.getText());
           			
           			String result = in.readLine();
           			if(result.equals("USED"))
           			{
           				out.println(JOptionPane.showInputDialog(null,"该账户已存在!","请输入拥有该账户的用户名"));
           				result = in.readLine();
           			}
           			
           			if(result.equals("SUCCESS"))
           			{	
           				
           				JOptionPane.showMessageDialog(null,userName.getText()+":  已成功修改个人信息!","更新成功",1);
	       				dialog.dispose();
           			}
           			
           			if(result.equals("FAILURE"))
           			{
           				JOptionPane.showMessageDialog(null," 该用户名已存在,请重新选择用户名!","更新失败",0);
           			}
           			
           			if(result.equals("ERROR"))
           			{
           				JOptionPane.showMessageDialog(null,"       系统更新信息失败!","更新失败",0);
           			}
           			
           			if(result.equals("AFAILURE"))
           			{
           				JOptionPane.showMessageDialog(null,"账户信息输入不正确，请重新选择账户号码!","更新失败",0);
           			}
      	 		}catch(Exception ex){}
      	 	}
      	 }
      	 
      	 else if (cmd.equals("取消"))
      	 {
      	   dialog.dispose();	
      	 }
      }
	}