1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 #ifndef COMBINATION_LOG_MATCHING_TRACKER_H
17 #define COMBINATION_LOG_MATCHING_TRACKER_H
18 
19 #include <unordered_map>
20 #include <vector>
21 #include "LogMatchingTracker.h"
22 #include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"
23 
24 namespace android {
25 namespace os {
26 namespace statsd {
27 
28 // Represents a AtomMatcher_Combination in the StatsdConfig.
29 class CombinationLogMatchingTracker : public virtual LogMatchingTracker {
30 public:
31     CombinationLogMatchingTracker(const int64_t& id, const int index);
32 
33     bool init(const std::vector<AtomMatcher>& allLogMatchers,
34               const std::vector<sp<LogMatchingTracker>>& allTrackers,
35               const std::unordered_map<int64_t, int>& matcherMap,
36               std::vector<bool>& stack);
37 
38     ~CombinationLogMatchingTracker();
39 
40     void onLogEvent(const LogEvent& event,
41                     const std::vector<sp<LogMatchingTracker>>& allTrackers,
42                     std::vector<MatchingState>& matcherResults) override;
43 
44 private:
45     LogicalOperation mLogicalOperation;
46 
47     std::vector<int> mChildren;
48 };
49 
50 }  // namespace statsd
51 }  // namespace os
52 }  // namespace android
53 #endif  // COMBINATION_LOG_MATCHING_TRACKER_H
54