类的使用
org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener

使用ServiceInstancesChangedListener的程序包

程序包	说明
org.apache.dubbo.registry
org.apache.dubbo.registry.client	* The inspiration of service registration and discovery comes from Spring Cloud Commons.
org.apache.dubbo.registry.integration

org.apache.dubbo.registry中ServiceInstancesChangedListener的使用

参数类型为ServiceInstancesChangedListener的org.apache.dubbo.registry中的方法

限定符和类型	方法和说明
default void	NotifyListener.addServiceListener(ServiceInstancesChangedListener instanceListener)

org.apache.dubbo.registry.client中ServiceInstancesChangedListener的使用

参数类型为ServiceInstancesChangedListener的org.apache.dubbo.registry.client中的方法

限定符和类型	方法和说明
default void	ServiceDiscovery.addServiceInstancesChangedListener(ServiceInstancesChangedListener listener) Add an instance of ServiceInstancesChangedListener for specified service Default, current method will be invoked by the ServiceDiscoveryRegistry on the subscription, and it's mandatory to add the ServiceInstancesChangedListener argument into EventDispatcher whether the subclass implements same approach or not, thus this method is used to trigger or adapt the vendor's change notification mechanism typically, like Zookeeper Watcher, Nacos EventListener.
default void	ServiceDiscovery.removeServiceInstancesChangedListener(ServiceInstancesChangedListener listener) unsubscribe to instances change event.

org.apache.dubbo.registry.integration中ServiceInstancesChangedListener的使用

参数类型为ServiceInstancesChangedListener的org.apache.dubbo.registry.integration中的方法

限定符和类型	方法和说明
void	DynamicDirectory.addServiceListener(ServiceInstancesChangedListener instanceListener)