register.java

Toy Universe网上玩具购物系统源代码

import java.awt.*;
import javax.swing.*;
import java.sql.*;
import java.net.*;
import java.io.*;

import java.awt.event.*;
//import UserData;
//import colorLabel;
			/************

vUserName varchar(15) pk
vPassword varchar(20)
vName varchar(15) ,
cCredit varchar(20),
cSex char(5),
iAge int,
vCountry varchar(20),
vState varchar(20),
vEnjoy varchar(20)
				************/
public class Register extends JApplet implements ActionListener
{
	JTextField tfUser;
	JPasswordField pfPass;
	JPasswordField pfPassAgain;
	JTextField tfName;
	JTextField tfCredit;
	Choice chSex;
	JTextField tfAge;
	JTextField tfCountry;
	JTextField tfState;
	JTextField tfEnjoy;
	Label labelMessage;
	Container con;
	Panel pMain;
	GridBagLayout gl;
	GridBagConstraints gbc;
	Button bnok,bncancel;
	UserData data;
	colorLabel topDisplay;
	PrintStream lnToServer;
	String stemp;
	BufferedReader fromServer;
//	ObjectOutputStream toServer;
	Socket socket;
	public void init()
	{
		//String sex[]={"Men","Women"};
		topDisplay=new colorLabel("Register Your Own Name And Enjoy Yourself",50);
		
		tfUser=new JTextField(10);
		pfPass=new JPasswordField(10);
		pfPassAgain=new JPasswordField(10);
		tfName=new JTextField(10);
		tfCredit=new JTextField(20);
		chSex=new Choice();
		chSex.addItem("Men");
		chSex.addItem("Women");
		
		tfAge=new JTextField(4);
		tfCountry=new JTextField(10);
		tfState=new JTextField(10);
		tfEnjoy=new JTextField(10);
		con=this.getContentPane();
		con.setLayout(new BorderLayout());
		
		gl=new GridBagLayout();
		gbc=new GridBagConstraints();
		pMain=new Panel();
		pMain.setLayout(gl);
		
		data=new UserData();
		labelMessage=new Label("Please fill in your details");
		bnok=new Button("OK");
		bncancel=new Button("Cancel");
		initComp();
		addPanel();
		initServer();
		addAction();
		this.setEmpty();
		
	}	
	public void initComp()
	{
		gbc.insets=new Insets(1,1,1,1);
		
		// add Label display
		String label[]={"UserName","Password","Password Again","RealName"
		,"Credit","Sex","Age","Country","State","Enjoy"};
		gbc.anchor=GridBagConstraints.EAST;
		
		//gbc.gridwidth=2;
		for(int i=0;i<10;i++)
		{
			addComp(new Label(label[i]),0,i);
		}
		// add TextField next:::
		gbc.anchor=GridBagConstraints.WEST;
		int x=2;
		addComp(tfUser,x,0);
		addComp(pfPass,x,1);
		addComp(pfPassAgain,x,2);
		addComp(tfName,x,3);
		addComp(tfCredit,2,4);
		addComp(chSex,x,5);
		addComp(tfAge,x,6);
		addComp(tfCountry,x,7);
		addComp(tfState,x,8);
		
		addComp(tfEnjoy,2,9);
		// add button two
		addComp(bnok,4,10);
		addComp(bncancel,6,10);
		
		//add message
		gbc.anchor=GridBagConstraints.CENTER;
		//gbc.weightx=1;
		
		
		
	}
	public void initServer()
	{
		try
		{
			String ipAddress=this.getParameter("server");
			this.getAppletContext().showStatus("connecting to server: "+ipAddress+":2880");
			socket=new Socket(ipAddress,2880);
			
			
			
			
			lnToServer=new PrintStream(socket.getOutputStream());
			String local=InetAddress.getLocalHost().toString();
			lnToServer.println(local);
			fromServer=new BufferedReader(new InputStreamReader(socket.getInputStream()));
			//toServer=new ObjectOutputStream(socket.getOutputStream());
			//labelMessage.setText("Connecting......");
			
		}
		catch(Exception ex)
		{
			labelMessage.setText("Cannot connect to server...Please check");
		}
	}
	
	public void addPanel()
	{
		pMain.setBackground(new Color(200,200,100));
		con.add("Center",pMain);
		labelMessage.setBackground(Color.pink);
		labelMessage.setForeground(Color.blue);
		labelMessage.setAlignment(Label.CENTER);
		con.add("North",topDisplay);
		con.add("South",labelMessage);
		
	}
	public void addAction()
	{
		bnok.addActionListener(this);
		bncancel.addActionListener(this);
	}	
	public void addComp(Component obj,int gridx,int gridy)
	{
		gbc.gridx=gridx;
		gbc.gridy=gridy;
		
		pMain.add(obj,gbc);
	}
	public boolean check()
	{
		
	 		
	 		
		      copyData();
		      //first copy data from applet
		      if (data.username=="" ||data.password==""||stemp=="" ||data.name=="" ||data.credit=="" ||data.age<1
		      	  ||data.country=="" ||data.state=="" ||data.enjoy=="" )
		      return false;
		      else
		      return true;
		      
	}
	//the next code is for Data copy
	
	public void copyData()
	{
		try
		{
		data.username=tfUser.getText().trim();
	 		
	 	data.password=new String(pfPass.getPassword());
	 	
	   		 stemp=new String(pfPassAgain.getPassword());
	   		//if ((data.password=pfPass.getText() {return false;}
	   		//if ((stemp=pfPassAgain.getText() {return false;}
			 data.name=tfName.getText().trim();
			  data.credit=tfCredit.getText().trim();
			  
			  data.age=Integer.parseInt(tfAge.getText().trim());
			  data.sex=chSex.getSelectedItem();
			  
			  data.country=tfCountry.getText().trim() ;
			  data.state=tfState.getText().trim();
			  data.enjoy=tfEnjoy.getText().trim();
		}
		catch(Exception ue)
		{
			labelMessage.setText("Form filling in error :"+ue);
		}
	}
	public void sendAdapter()
	{
		//test useing 	
		
		//System.out.println(stemp);
		copyData();
		System.out.println(data.username +","+data.password +","+stemp +","+data.name
		 +","+data.credit +","+data.age +","+data.country +","+data.state +","+data.enjoy);
		if (!check())
		 {
		 	
		 	labelMessage.setText("User Details Can't be Empty !");
		 }
		else
		{
			if (!(stemp.equals(data.password)))
			{
				labelMessage.setText("The two password filled in is diffient");
			}
			else
			{
				try
				{
					//data.age=Integer.parseInt(tfAge.getText().trim());
					//toServer.writeObject(data); 
					lnToServer.println(data.username);
					lnToServer.println(data.password);
					lnToServer.println(data.name);
					lnToServer.println(data.credit);
					lnToServer.println(data.sex);
					lnToServer.println(data.age);
					lnToServer.println(data.country);
					lnToServer.println(data.state);
					lnToServer.println(data.enjoy);
					
					//test
					System.out.println(data.username +","+data.password +","+stemp +","+data.name
		 +","+data.credit +","+data.age +","+data.country +","+data.state +","+data.enjoy);
		 			String smsg=fromServer.readLine();
		 			
					labelMessage.setText(smsg);
					if (smsg.equals("User Register Successful"))
					{
						setEmpty();
						
					}
					
				}
				catch(Exception ioe)
				{
					labelMessage.setText(String.valueOf(ioe));
				}
			}
		}

	
	}	
			
			
			
		/*
		tfUser;
	JPasswordField pfPass;
	JPasswordField pfPassAgain;
	JTextField tfName;
	JTextField tfCredit;
	Choice chSex;
	JTextField tfAge;
	JTextField tfCountry;
	JTextField tfState;
	JTextField tfEnjoy;
	Label labelMessage;
	*/
	 		
	public void setEmpty()
	{
		tfUser.setText("");
		pfPass.setText("pass");
		pfPassAgain.setText("pass");	
		tfName.setText("");
		tfCredit.setText("");
		tfAge.setText("0");
		tfCountry.setText("");
		tfState.setText("");
		tfEnjoy.setText("");
		
		
	}	
	public void actionPerformed(ActionEvent avt)
	{
		Button bn=(Button)avt.getSource();
		if(bn==bnok)
		{
			sendAdapter();
		}
		else
		{
			setEmpty();
			labelMessage.setText("Please fill in your details");
		}
			
	}
}