뻥 튀기 디자인 모드장식 모드

package com.wzs.design;

/**
 *       --page53     
 * 
 * @author Administrator
 * 
 */
public class DecorativePattern {
	public static void main(String[] args) {
		Person xc = new Person("  ");
		System.out.println("     :");

		WearSneakers pqx = new WearSneakers();//    
		BigTrouser kk = new BigTrouser();//   
		Tshirts dtx = new Tshirts(); //    

		pqx.decorate(xc);
		kk.decorate(pqx);
		dtx.decorate(kk);
		dtx.show();

		System.out.println("

     :");

		WearLeatherShoes px = new WearLeatherShoes();//   
		WearSuit xz = new WearSuit();//   
		WearTie ld = new WearTie();//   

		px.decorate(xc);
		ld.decorate(px);
		xz.decorate(ld);
		xz.show();
	}
}

/*
 *  
 */
class Person {
	private String name;

	public Person() {
	}

	public Person(String name) {
		this.name = name;
	}

	public void show() {
		System.out.print(name + "   .");
	}
}

/*
 *   
 */
class Finery extends Person {
	private Person person;

	/*
	 *   
	 */
	public void decorate(Person person) {
		this.person = person;
	}

	@Override
	public void show() {
		if (null != person) {
			person.show();
		}
	}
}

/*
 *  T 
 */
class Tshirts extends Finery {

	@Override
	public void show() {
		System.out.print(" T   ");
		super.show();
	}
}

/*
 *   
 */
class BigTrouser extends Finery {

	@Override
	public void show() {
		System.out.print("    ");
		super.show();
	}
}

/*
 *    
 */
class WearSneakers extends Finery {

	@Override
	public void show() {
		System.out.print("     ");
		super.show();
	}
}

/*
 *   
 */
class WearSuit extends Finery {

	@Override
	public void show() {
		System.out.print("    ");
		super.show();
	}
}

/*
 *   
 */
class WearTie extends Finery {

	@Override
	public void show() {
		System.out.print("    ");
		super.show();
	}
}

/*
 *   
 */
class WearLeatherShoes extends Finery {

	@Override
	public void show() {
		System.out.print("    ");
		super.show();
	}
}

     :
 T                 .

     :
                 .