接口隔离原则

1.定义：客户端不要依赖它不需要的接口，一个类对另一个类的依赖应该建立在最小的接口上。

2.注意适度原则，一定要适度

3.优点：符合我们常说的高内聚低耦合的设计思想，从而使得类具有很好的可读性、可扩展性和可维护性。

4.实例目录package

5.实例UML类图

6.代码

package com.geely.design.principle.interfacesegregation;

public interface IAnimalAction {
    void eat();
    void fly();
    void swim();
}

package com.geely.design.principle.interfacesegregation;

public class Bird implements IAnimalAction{
    public void eat() {

    }

    public void fly() {

    }

    public void swim() {

    }
}

package com.geely.design.principle.interfacesegregation;

public interface IEatAnimalAction {
    void eat();
}

package com.geely.design.principle.interfacesegregation;

public interface ISwimAnimalAction {
    void swim();
}

package com.geely.design.principle.interfacesegregation;

public interface IFlyAnimalAction {
    void fly();
}

package com.geely.design.principle.interfacesegregation;

public class Dog implements ISwimAnimalAction,IEatAnimalAction {
    public void eat() {

    }

    public void swim() {

    }
}