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      1 /*
      2  * Copyright (C) 2009 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 package com.android.internal.os;
     17 
     18 import android.os.BatteryStats.Uid;
     19 
     20 /**
     21  * Contains power usage of an application, system service, or hardware type.
     22  */
     23 public class BatterySipper implements Comparable<BatterySipper> {
     24     public int userId;
     25     public Uid uidObj;
     26     public double value;
     27     public double[] values;
     28     public DrainType drainType;
     29     public long usageTime;
     30     public long cpuTime;
     31     public long gpsTime;
     32     public long wifiRunningTime;
     33     public long cpuFgTime;
     34     public long wakeLockTime;
     35     public long mobileRxPackets;
     36     public long mobileTxPackets;
     37     public long mobileActive;
     38     public int mobileActiveCount;
     39     public double mobilemspp;         // milliseconds per packet
     40     public long wifiRxPackets;
     41     public long wifiTxPackets;
     42     public long mobileRxBytes;
     43     public long mobileTxBytes;
     44     public long wifiRxBytes;
     45     public long wifiTxBytes;
     46     public double percent;
     47     public double noCoveragePercent;
     48     public String[] mPackages;
     49     public String packageWithHighestDrain;
     50 
     51     public enum DrainType {
     52         IDLE,
     53         CELL,
     54         PHONE,
     55         WIFI,
     56         BLUETOOTH,
     57         FLASHLIGHT,
     58         SCREEN,
     59         APP,
     60         USER,
     61         UNACCOUNTED,
     62         OVERCOUNTED
     63     }
     64 
     65     public BatterySipper(DrainType drainType, Uid uid, double[] values) {
     66         this.values = values;
     67         if (values != null) value = values[0];
     68         this.drainType = drainType;
     69         uidObj = uid;
     70     }
     71 
     72     public double[] getValues() {
     73         return values;
     74     }
     75 
     76     public void computeMobilemspp() {
     77         long packets = mobileRxPackets+mobileTxPackets;
     78         mobilemspp = packets > 0 ? (mobileActive / (double)packets) : 0;
     79     }
     80 
     81     @Override
     82     public int compareTo(BatterySipper other) {
     83         // Over-counted always goes to the bottom.
     84         if (drainType != other.drainType) {
     85             if (drainType == DrainType.OVERCOUNTED) {
     86                 // This is "larger"
     87                 return 1;
     88             } else if (other.drainType == DrainType.OVERCOUNTED) {
     89                 return -1;
     90             }
     91         }
     92         // Return the flipped value because we want the items in descending order
     93         return Double.compare(other.value, value);
     94     }
     95 
     96     /**
     97      * Gets a list of packages associated with the current user
     98      */
     99     public String[] getPackages() {
    100         return mPackages;
    101     }
    102 
    103     public int getUid() {
    104         // Bail out if the current sipper is not an App sipper.
    105         if (uidObj == null) {
    106             return 0;
    107         }
    108         return uidObj.getUid();
    109     }
    110 }
    111