public interface AddressValidator {
public boolean isValidAddress(String inp_address,String inp_zip,String inp_state);
}
.....................
public class CAAddressAdapter extends CAAdress implements AddressValidator {
public boolean isValidAddress(String inp_address, String inp_zip,
String inp_state) {
return isValidCanadianAddr(inp_address,inp_zip,inp_state);
}
}
.........................
public class CAAdress {
public boolean isValidCanadianAddr(String inp_address, String inp_zip,
String inp_state) {
if(inp_address.trim().length()<15)
return false;
if(inp_zip.trim().length()!=6)
return false;
if(inp_state.trim().length()<6)
return false;
return true;
}
}
............................
import javax.swing.*;
public class Console {
public static void run(JApplet applet,int lung,int inalt)
{
JFrame frame=new JFrame("Validare date client");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(lung,inalt);
frame.getContentPane().add(applet);
applet.init();
applet.start();
frame.setLocationRelativeTo(null);
frame.setResizable(false);
frame.setVisible(true);
}
}
..............................
public class Customer {
private static final String US="US";
private static final String CANADA="Canada";
private String address;
private String name;
private String zip, state,type;
public boolean isValidAddress(String inp_address,String inp_zip,String inp_state)
{
AddressValidator valid=getValidator(type);
return valid.isValidAddress(inp_address,inp_zip,inp_state);
}
private AddressValidator getValidator(String custType)
{
AddressValidator validator=null;
if(custType.equals("US"))
validator=new USAddress();
else
validator=new CAAddressAdapter();
return validator;
}
public Customer(String inp_name,String inp_address,
String inp_zip,String inp_state,String inp_type)
{
this.name=inp_name;
this.address=inp_address;
this.zip=inp_zip;
this.state=inp_state;
this.type=inp_type;
}
}
..................................
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Test extends JApplet{
JLabel adresa,zip,state;
JTextField adr,zipe,stat;
JOptionPane msg;
Box box;
JPanel panel,panel1,panel2,panel3;
JButton verifica;
public void init()
{
panel=new JPanel();
panel1=new JPanel(new FlowLayout());
panel2=new JPanel(new FlowLayout());
panel3=new JPanel(new FlowLayout());
box=box.createVerticalBox();
adr=new JTextField(25);
adr.setBackground(Color.WHITE);
adr.setHorizontalAlignment(JTextField.LEFT);
zipe=new JTextField(25);
zipe.setBackground(Color.WHITE);
zipe.setHorizontalAlignment(JTextField.LEFT);
stat=new JTextField(25);
stat.setBackground(Color.WHITE);
stat.setHorizontalAlignment(JTextField.LEFT);
adresa=new JLabel("Address");
zip=new JLabel("Zip Code");
state=new JLabel(" State ");
panel1.add(adresa);
panel1.add(adr);
panel2.add(zip);
panel2.add(zipe);
panel3.add(state);
panel3.add(stat);
box.add(panel1);
box.add(panel2);
box.add(panel3);
getContentPane().add(box,BorderLayout.NORTH);
Ascultator asc=new Ascultator();
verifica=new JButton("Verifica");
verifica.addActionListener(asc);
panel.add(verifica);
getContentPane().add(panel,BorderLayout.SOUTH);
}
public class Ascultator implements ActionListener {
public void actionPerformed(ActionEvent e) {
String s=e.getActionCommand();
if(s.equals("Verifica"))
{
String a=adr.getText();
String z=zipe.getText();
String st=stat.getText();
Customer cus=new Customer("Boris",a,z,st,"US");
System.out.println("a= "+a);
System.out.println("z= "+z);
System.out.println("s= "+st);
boolean ok=cus.isValidAddress(a,z,st);
System.out.println("ok= "+ok);
if(ok==true)
JOptionPane.showMessageDialog(null,
"Datele introduse sunt valide", "Rezultat",
JOptionPane.INFORMATION_MESSAGE);
else
JOptionPane.showMessageDialog(null,
"Datele introduse sunt invalide", "Rezultat",
JOptionPane.ERROR_MESSAGE);
}
}
}
public static void main(String[] args) {
Console.run(new Test(),600,400);
}
}
...................................
public class USAddress implements AddressValidator {
public boolean isValidAddress(String inp_address, String inp_zip,
String inp_state) {
if(inp_address.trim().length()<10)
{
System.out.println("Address false"+inp_address);
return false;
}
if(inp_zip.trim().length()<5)
{
System.out.println("zip false"+inp_zip);
return false;
}
if(inp_zip.length()>10)
{
System.out.println("zip false"+inp_zip);
return false;
}
if(inp_state.trim().length()!=2)
{
System.out.println("State false"+inp_state);
return false;
}
return true;
}
}
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