工厂模式

//工厂模式就类似于接口，不同的产品有一个统一产品的接口，不同的工厂有一个统一的工厂接口
//面向接口编程的思想

public interface Cycle {  
    public void run();  
}


public class UniCycle implements Cycle {  
 
    @Override 
    public void run() {  
        // TODO Auto-generated method stub  
        System.out.println("Cycle Run");  
    }  
 
} 


public class BiCycle implements Cycle {  
 
    @Override 
    public void run() {  
        // TODO Auto-generated method stub  
        System.out.println("BiCycle Run");  
    }  
 
} 


public class TriCycle implements Cycle {  
 
    @Override 
    public void run() {  
        // TODO Auto-generated method stub  
        System.out.println("TriCycle Run");  
    }  
 
} 


public interface CycleFactory {  
    public Cycle getCycle();  
} 


public class UniCycleFactory implements CycleFactory {  
 
    @Override 
    public Cycle getCycle() {  
        // TODO Auto-generated method stub  
        return new UniCycle();  
    }  
 
} 

public class BiCycleFactory implements CycleFactory {  
 
    @Override 
    public Cycle getCycle() {  
        // TODO Auto-generated method stub  
        return new BiCycle();  
    }  
 
} 


public class TriCycleFactory implements CycleFactory {  
 
    @Override 
    public Cycle getCycle() {  
        // TODO Auto-generated method stub  
        return new TriCycle();  
    }  
 
} 


public class FactoryTest {  
 
    /** 
     * @param args 
     */ 
    public static void main(String[] args) {  
        // TODO Auto-generated method stub  
        run(new UniCycleFactory().getCycle());  
        run(new BiCycleFactory().getCycle());  
        run(new TriCycleFactory().getCycle());  
          
        run(new UniCycleFactory());  
        run(new BiCycleFactory());  
        run(new TriCycleFactory());  
    }  
      
    public static void run(Cycle cycle){  
        cycle.run();  
    }  
      
    public static void run(CycleFactory cycleFactory){  
        Cycle cycle = cycleFactory.getCycle();  
        cycle.run();  
    }  
 
}