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package middleware;
/**
* 中间件装饰器抽象类
* 装饰器模式中的装饰器类，实现了HttpRequestHandler接口并持有一个HttpRequestHandler引用
*/
public abstract class MiddlewareDecorator implements HttpRequestHandler {
protected HttpRequestHandler decoratedHandler;
public MiddlewareDecorator(HttpRequestHandler decoratedHandler) {
this.decoratedHandler = decoratedHandler;
}
@Override
public HttpResponse handle(HttpRequest request) {
return decoratedHandler.handle(request);
