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      1 /*
      2  * Copyright (C) 2018 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 STATS_DIMENSIONS_VALUE_H
     17 #define STATS_DIMENSIONS_VALUE_H
     18 
     19 #include <binder/Parcel.h>
     20 #include <binder/Parcelable.h>
     21 #include <binder/Status.h>
     22 #include <utils/String16.h>
     23 #include <vector>
     24 
     25 namespace android {
     26 namespace os {
     27 
     28 // Represents a parcelable object. Used to send data from statsd to StatsCompanionService.java.
     29 class StatsDimensionsValue : public android::Parcelable {
     30 public:
     31     StatsDimensionsValue();
     32 
     33     StatsDimensionsValue(int32_t field, String16 value);
     34     StatsDimensionsValue(int32_t field, int32_t value);
     35     StatsDimensionsValue(int32_t field, int64_t value);
     36     StatsDimensionsValue(int32_t field, bool value);
     37     StatsDimensionsValue(int32_t field, float value);
     38     StatsDimensionsValue(int32_t field, std::vector<StatsDimensionsValue> value);
     39 
     40     virtual ~StatsDimensionsValue();
     41 
     42     virtual android::status_t writeToParcel(android::Parcel* out) const override;
     43     virtual android::status_t readFromParcel(const android::Parcel* in) override;
     44 
     45 private:
     46     // Keep constants in sync with android/os/StatsDimensionsValue.java
     47     // and stats_log.proto's DimensionValue.
     48     static const int kStrValueType = 2;
     49     static const int kIntValueType = 3;
     50     static const int kLongValueType = 4;
     51     static const int kBoolValueType = 5;
     52     static const int kFloatValueType = 6;
     53     static const int kTupleValueType = 7;
     54 
     55     int32_t mField;
     56     int32_t mValueType;
     57 
     58     // This isn't very clever, but it isn't used for long-term storage, so it'll do.
     59     String16 mStrValue;
     60     int32_t mIntValue;
     61     int64_t mLongValue;
     62     bool mBoolValue;
     63     float mFloatValue;
     64     std::vector<StatsDimensionsValue> mTupleValue;
     65 };
     66 
     67 }  // namespace os
     68 }  // namespace android
     69 
     70 #endif // STATS_DIMENSIONS_VALUE_H
     71