设计模式6--外观模式（Facade）

package com;

public interface AModelApi {
void testA();
}

package com.impl;

import com.AModelApi;

public class AModelImpl implements AModelApi {

@Override
public void testA() {
System.out.println("现在在A模块里操作testA方法");
}
}

package com;

public interface BModelApi {
void testB();
}

package com.impl;

import com.BModelApi;

public class BModelImpl implements BModelApi {

@Override
public void testB() {
System.out.println("现在在B模块里操作testB方法");
}
}

package com;

public interface CModelApi {
void testC();
}

package com.impl;

import com.CModelApi;

public class CModelImpl implements CModelApi {

@Override
public void testC() {
System.out.println("现在在C模块里操作testC方法");
}
}

package com;

import com.impl.AModelImpl;
import com.impl.BModelImpl;
import com.impl.CModelImpl;

public class Facade {
public void testO(){
AModelApi a = new AModelImpl();
a.testA();
BModelApi b = new BModelImpl();
b.testB();
CModelApi c = new CModelImpl();
c.testC();
}
}

import com.Facade;

public class Client {
public static void main(String[] args) {
new Facade().testO();
}
}