1 | // Licensed to the Apache Software Foundation (ASF) under one |
2 | // or more contributor license agreements. See the NOTICE file |
3 | // distributed with this work for additional information |
4 | // regarding copyright ownership. The ASF licenses this file |
5 | // to you under the Apache License, Version 2.0 (the |
6 | // "License"); you may not use this file except in compliance |
7 | // with the License. You may obtain a copy of the License at |
8 | // |
9 | // http://www.apache.org/licenses/LICENSE-2.0 |
10 | // |
11 | // Unless required by applicable law or agreed to in writing, |
12 | // software distributed under the License is distributed on an |
13 | // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
14 | // KIND, either express or implied. See the License for the |
15 | // specific language governing permissions and limitations |
16 | // under the License. |
17 | |
18 | |
19 | #ifndef BRPC_NAMING_SERVICE_FILTER_H |
20 | #define BRPC_NAMING_SERVICE_FILTER_H |
21 | |
22 | #include "brpc/naming_service.h" // ServerNode |
23 | |
24 | |
25 | namespace brpc { |
26 | |
27 | class NamingServiceFilter { |
28 | public: |
29 | virtual ~NamingServiceFilter() {} |
30 | |
31 | // Return true to take this `server' as a candidate to issue RPC |
32 | // Return false to filter it out |
33 | virtual bool Accept(const ServerNode& server) const = 0; |
34 | }; |
35 | |
36 | } // namespace brpc |
37 | |
38 | |
39 | |
40 | #endif // BRPC_NAMING_SERVICE_FILTER_H |
41 | |