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标题:
抽象工厂实例
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作者:
Anmyre
时间:
2015-9-22 09:50
标题:
抽象工厂实例
2.抽象工厂模式(Abstract Factory) 针对多个产品等级的情况,而工厂方法模式针对单一产品等级的情况。
[java]
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import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
public class TestAbstractFactory {
public static void main(String[] args) {
GUIFactory fact=new SwingFactory();
Frame f=fact.getFrame();
Component c1=fact.getButton();
Component c2=fact.getTextField();
f.setSize(500,300);
f.setLayout(new FlowLayout());
f.add(c1);
f.add(c2);
f.setVisible(true);
f.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);
}
});
}
}
abstract class GUIFactory{
public abstract Component getButton();
public abstract Component getTextField();
public abstract Frame getFrame();
}
class AWTFactory extends GUIFactory{
public Component getButton() {
return new Button("AWT Button");
}
public Frame getFrame() {
return new Frame("AWT Frame");
}
public Component getTextField() {
return new TextField(20);
}
}
class SwingFactory extends GUIFactory{
public Component getButton() {
return new JButton("Swing Button");
}
public Frame getFrame() {
return new JFrame("Swing Frame");
}
public Component getTextField() {
return new JTextField(20);
}
}
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