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
27namespace android {
28namespace os {
29namespace statsd {
30
31// Represents a AtomMatcher_Combination in the StatsdConfig.
32class CombinationLogMatchingTracker : public virtual LogMatchingTracker {
33public:
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
47private:
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