自动装配

ZuulProxyAutoConfiguration

ZuulServerAutoConfiguration

ZuulServerAutoConfiguration的类定义：

@Configuration
@EnableConfigurationProperties({ ZuulProperties.class })
@ConditionalOnClass(ZuulServlet.class)
@ConditionalOnBean(ZuulServerMarkerConfiguration.Marker.class)
@Import(ServerPropertiesAutoConfiguration.class)
public class ZuulServerAutoConfiguration {}

其中ZuulProperties的定义如下：

@ConfigurationProperties("zuul")
public class ZuulProperties {}

具体请见后面一节 配置。