1 /*
2  * Copyright (C) 2015 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 
17 package android.os;
18 
19 /**
20  * CPU usage information per core.
21  */
22 public final class CpuUsageInfo implements Parcelable {
23     private long mActive;
24     private long mTotal;
25 
26     public static final @android.annotation.NonNull Parcelable.Creator<CpuUsageInfo> CREATOR = new
27             Parcelable.Creator<CpuUsageInfo>() {
28                     public CpuUsageInfo createFromParcel(Parcel in) {
29                         return new CpuUsageInfo(in);
30                     }
31 
32                     public CpuUsageInfo[] newArray(int size) {
33                         return new CpuUsageInfo[size];
34                     }
35                 };
36 
37     /** @hide */
CpuUsageInfo(long activeTime, long totalTime)38     public CpuUsageInfo(long activeTime, long totalTime) {
39         mActive = activeTime;
40         mTotal = totalTime;
41     }
42 
CpuUsageInfo(Parcel in)43     private CpuUsageInfo(Parcel in) {
44         readFromParcel(in);
45     }
46 
47     /**
48      * Gets the active time in milliseconds since the system last booted.
49      *
50      * @return Active time in milliseconds.
51      */
getActive()52     public long getActive() {
53         return mActive;
54     }
55 
56     /**
57      * Gets the total time in milliseconds that the CPU has been enabled since the system last
58      * booted. This includes time the CPU spent idle.
59      *
60      * @return Total time in milliseconds.
61      */
getTotal()62     public long getTotal() {
63         return mTotal;
64     }
65 
66     @Override
describeContents()67     public int describeContents() {
68         return 0;
69     }
70 
71     @Override
writeToParcel(Parcel out, int flags)72     public void writeToParcel(Parcel out, int flags) {
73         out.writeLong(mActive);
74         out.writeLong(mTotal);
75     }
76 
readFromParcel(Parcel in)77     private void readFromParcel(Parcel in) {
78         mActive = in.readLong();
79         mTotal = in.readLong();
80     }
81 }
82