| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package filter |
| |
| import ( |
| "github.com/apache/dubbo-go/common" |
| "github.com/apache/dubbo-go/protocol" |
| ) |
| |
| // RejectedExecutionHandler defines the handler to handle exceptions from invoking filters. |
| /** |
| * If the invocation cannot pass any validation in filter, like ExecuteLimitFilter and TpsLimitFilter, |
| * the implementation will be used. |
| * The common case is that sometimes you want to return the default value when the request was rejected. |
| * Or you want to be warned if any request was rejected. |
| * In such situation, implement this interface and register it by invoking extension.SetRejectedExecutionHandler. |
| */ |
| type RejectedExecutionHandler interface { |
| |
| // RejectedExecution will be called if the invocation was rejected by some component. |
| RejectedExecution(url *common.URL, invocation protocol.Invocation) protocol.Result |
| } |