Package org.apache.dubbo.rpc.filter

Class GenericFilter

java.lang.Object

org.apache.dubbo.rpc.filter.GenericFilter

All Implemented Interfaces:

BaseFilter, BaseFilter.Listener, Filter, ScopeModelAware

@Activate(group="provider",
          order=-20000)
public class GenericFilter
extends Object
implements Filter, BaseFilter.Listener, ScopeModelAware

GenericInvokerFilter.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.dubbo.rpc.BaseFilter

BaseFilter.Listener

Constructor Summary

Constructors

Constructor	Description
GenericFilter()

Method Summary

Modifier and Type	Method	Description
Method	findMethodByMethodSignature(Class<?> clazz, String methodName, String[] parameterTypes, ServiceModel serviceModel)
Result	invoke(Invoker<?> invoker, Invocation inv)	Always call invoker.invoke() in the implementation to hand over the request to the next filter node.
void	onError(Throwable t, Invoker<?> invoker, Invocation invocation)	This method will be called on detection of framework exceptions, for example, TimeoutException, NetworkException Exception raised in Filters, etc.
void	onResponse(Result appResponse, Invoker<?> invoker, Invocation inv)	This method will only be called on successful remote rpc execution, that means, the service in on remote received the request and the result (normal or exceptional) returned successfully.
void	setApplicationModel(ApplicationModel applicationModel)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.dubbo.rpc.model.ScopeModelAware

setFrameworkModel, setModuleModel, setScopeModel

Constructor Details

GenericFilter

public GenericFilter()

Method Details

setApplicationModel

public void setApplicationModel(ApplicationModel applicationModel)

Specified by:

setApplicationModel in interface ScopeModelAware

invoke

public Result invoke(Invoker<?> invoker,
 Invocation inv)
              throws RpcException

Description copied from interface: BaseFilter

Always call invoker.invoke() in the implementation to hand over the request to the next filter node.

Specified by:

invoke in interface BaseFilter

Throws:

RpcException

findMethodByMethodSignature

public Method findMethodByMethodSignature(Class<?> clazz,
 String methodName,
 String[] parameterTypes,
 ServiceModel serviceModel)
                                   throws NoSuchMethodException,
ClassNotFoundException

Throws:

NoSuchMethodException

ClassNotFoundException

onResponse

public void onResponse(Result appResponse,
 Invoker<?> invoker,
 Invocation inv)

Description copied from interface: BaseFilter.Listener

This method will only be called on successful remote rpc execution, that means, the service in on remote received the request and the result (normal or exceptional) returned successfully.

Specified by:

onResponse in interface BaseFilter.Listener

Parameters:

appResponse - , the rpc call result, it can represent both normal result and exceptional result

invoker - , context

inv - , context

onError

public void onError(Throwable t,
 Invoker<?> invoker,
 Invocation invocation)

Description copied from interface: BaseFilter.Listener

This method will be called on detection of framework exceptions, for example, TimeoutException, NetworkException Exception raised in Filters, etc.

Specified by:

onError in interface BaseFilter.Listener

Parameters:

t - , framework exception

invoker - , context

invocation - , context