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 <log/log_read.h>
20 #include <log/logprint.h>
21 #include <set>
22 #include <unordered_map>
23 #include <vector>
24 #include "LogMatchingTracker.h"
25 #include "frameworks/base/cmds/statsd/src/statsd_config.pb.h"
26 
27 namespace android {
28 namespace os {
29 namespace statsd {
30 
31 // Represents a AtomMatcher_Combination in the StatsdConfig.
32 class CombinationLogMatchingTracker : public virtual LogMatchingTracker {
33 public:
34     CombinationLogMatchingTracker(const int64_t& id, const int index);
35 
36     bool init(const std::vector<AtomMatcher>& allLogMatchers,
37               const std::vector<sp<LogMatchingTracker>>& allTrackers,
38               const std::unordered_map<int64_t, int>& matcherMap,
39               std::vector<bool>& stack);
40 
41     ~CombinationLogMatchingTracker();
42 
43     void onLogEvent(const LogEvent& event,
44                     const std::vector<sp<LogMatchingTracker>>& allTrackers,
45                     std::vector<MatchingState>& matcherResults) override;
46 
47 private:
48     LogicalOperation mLogicalOperation;
49 
50     std::vector<int> mChildren;
51 };
52 
53 }  // namespace statsd
54 }  // namespace os
55 }  // namespace android
56 #endif  // COMBINATION_LOG_MATCHING_TRACKER_H
57