org.apache.dubbo.rpc.cluster.interceptor

接口 ClusterInterceptor

所有已知实现类:

ConsumerContextClusterInterceptor, ZoneAwareClusterInterceptor

@SPI
public interface ClusterInterceptor

Different from Filter, ClusterInterceptor works at the outmost layer, before one specific address/invoker is picked.

嵌套类概要

嵌套类

限定符和类型	接口和说明
static interface	ClusterInterceptor.Listener

方法概要

限定符和类型	方法和说明
void	after(AbstractClusterInvoker<?> clusterInvoker, Invocation invocation)
void	before(AbstractClusterInvoker<?> clusterInvoker, Invocation invocation)
default Result	intercept(AbstractClusterInvoker<?> clusterInvoker, Invocation invocation) Does not need to override this method, override before(AbstractClusterInvoker, Invocation) and after(AbstractClusterInvoker, Invocation), methods to add your own logic expected to be executed before and after invoke.

方法详细资料

before

void before(AbstractClusterInvoker<?> clusterInvoker,
            Invocation invocation)

after

void after(AbstractClusterInvoker<?> clusterInvoker,
           Invocation invocation)

intercept

default Result intercept(AbstractClusterInvoker<?> clusterInvoker,
                         Invocation invocation)
                  throws RpcException

Does not need to override this method, override before(AbstractClusterInvoker, Invocation) and after(AbstractClusterInvoker, Invocation), methods to add your own logic expected to be executed before and after invoke.

参数:

clusterInvoker -

invocation -

返回:

抛出:

RpcException