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  • 枚举实现工厂模式

    package com. lee.first1200 ;
     
    public interface Car {
     
           public void sayName() ;
    }

    package com. lee.first1200 ;
     
    public class AudiCar implements Car {
     
           @Override
           public void sayName() {
                 System.out .println( "Audi");
           }
     
    }

    package com. lee.first1200 ;
     
    public class BenzCar implements Car {
     
           @Override
           public void sayName() {
                 System.out .println( "Benz");
           }
          
    }

    package com. lee.first1200 ;
     
    public enum CarFactory {
     
          BENZ {
     
                 @Override
                 public Car create() {
                       // TODO Auto-generated method stub
                       return new BenzCar() ;
                 }
     
           },
          AUDI {
     
                 @Override
                 public Car create() {
                       // TODO Auto-generated method stub
                       return new AudiCar() ;
                 }
     
           },
          BMW {
     
                 @Override
                 public Car create() {
                       // TODO Auto-generated method stub
                       return new BmwCar() ;
                 }
     
           };
     
           public abstract Car create();
     
    }

    package com. lee.first1200 ;
     
    public class CarMain {
     
           public static void main(String [] args ) {
                CarFactory .BMW. create(). sayName();
     
                CarFactory .AUDI. create(). sayName();
     
                CarFactory .BMW. create(). sayName();
           }
    }
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  • 原文地址:https://www.cnblogs.com/IcanFixIt/p/4753265.html
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