// 要进行适配的类
public class Adaptee {
    public void specificRequest() {
        System.out.println("This is Adaptee specificRequest");
    }
}
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// 所需要的目标接口
public interface TargetInterface {
    void request();
}
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// 适配器类，负责将要适配的类转换为需要的接口
public class Adapter implements TargetInterface{
    private Adaptee adaptee;
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    public Adapter(Adaptee adaptee) {
        this.adaptee = adaptee;
    }
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    @Override
    public void request() {
        adaptee.specificRequest();
    }
}
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// 测试客户类
public class Client {
    public static void main(String[] args) {
        TargetInterface target = new Adapter(new Adaptee());
        target.request();
    }
}