1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FILTER_BASE_H 17 #define FILTER_BASE_H 18 #include <string_view> 19 #include "trace_data_cache.h" 20 #include "trace_streamer_filters.h" 21 22 #define UNUSED(expr) \ 23 do { \ 24 static_cast<void>(expr); \ 25 } while (0) 26 27 namespace SysTuning { 28 namespace TraceStreamer { 29 class FilterBase { 30 public: 31 FilterBase(TraceDataCache* dataCache, const TraceStreamerFilters* filter); 32 FilterBase(const FilterBase&) = delete; 33 FilterBase& operator=(const FilterBase&) = delete; 34 virtual ~FilterBase(); 35 36 public: 37 const TraceStreamerFilters* streamFilters_ = {}; 38 TraceDataCache* traceDataCache_ = {}; 39 }; 40 } // namespace TraceStreamer 41 } // namespace SysTuning 42 #endif // FILTER_BASE_H 43