为每一个工种定义一个适配器

最新推荐文章于 2022-07-28 10:32:59 发布

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本文通过具体的Java代码展示了适配器模式的应用，包括厨师和程序员两种职业的接口实现及适配过程。

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package com.gqc.adapters;

public interface IWorkerAdapters {
	String work(Object worker);
	boolean supports(Object worker); 
}

package com.gqc.adapters.impl;

import com.gqc.adapters.IWorkerAdapters;
import com.gqc.worker.ICooker;

public class CookerAdapter implements IWorkerAdapters {

	@Override
	public String work(Object worker) {
		return ((ICooker)worker).cook();
	}

	@Override
	public boolean supports(Object worker) {
		return (worker instanceof ICooker);
	}

}

package com.gqc.adapters.impl;

import com.gqc.adapters.IWorkerAdapters;
import com.gqc.worker.IProgrammer;

public class ProgrammerAdapter implements IWorkerAdapters {

	@Override
	public String work(Object worker) {
		return ((IProgrammer)worker).program();
	}

	@Override
	public boolean supports(Object worker) {
		return (worker instanceof IProgrammer);
	}

}

package com.gqc.worker;

public interface ICooker {
		String cook();
}

package com.gqc.worker;

public interface IProgrammer {
	String program();
}

package com.gqc.worker.impl;

import com.gqc.worker.IProgrammer;

public class JDProgrammer implements IProgrammer {

	@Override
	public String program() {
		return "编写程序";
	}

}

package com.gqc.worker.impl;

import com.gqc.worker.ICooker;

public class QjdCooker implements ICooker {

	@Override
	public String cook() {
		// TODO Auto-generated method stub
		return "做烤鸭";
	}

}

package com.gqc.worker.impl;

import com.gqc.worker.ICooker;
import com.gqc.worker.IProgrammer;

public class MyTest {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		ICooker qjdCooker=new QjdCooker();
		IProgrammer jdProgrammer=new JDProgrammer();
		
		System.out.println(qjdCooker.cook());
		System.out.println(jdProgrammer.program());
	}

}