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.telephony; 18 19 import android.os.Parcel; 20 import android.os.Parcelable; 21 22 import java.util.Arrays; 23 24 /** 25 * Reports modem activity information 26 * @hide 27 */ 28 public class ModemActivityInfo implements Parcelable { 29 /** 30 * Tx power index 31 * index 0 = tx_power < 0dBm 32 * index 1 = 0dBm < tx_power < 5dBm 33 * index 2 = 5dBm < tx_power < 15dBm 34 * index 3 = 15dBm < tx_power < 20dBm 35 * index 4 = tx_power > 20dBm 36 */ 37 public static final int TX_POWER_LEVELS = 5; 38 39 private long mTimestamp; 40 private int mSleepTimeMs; 41 private int mIdleTimeMs; 42 private int [] mTxTimeMs = new int[TX_POWER_LEVELS]; 43 private int mRxTimeMs; 44 private int mEnergyUsed; 45 ModemActivityInfo(long timestamp, int sleepTimeMs, int idleTimeMs, int[] txTimeMs, int rxTimeMs, int energyUsed)46 public ModemActivityInfo(long timestamp, int sleepTimeMs, int idleTimeMs, 47 int[] txTimeMs, int rxTimeMs, int energyUsed) { 48 mTimestamp = timestamp; 49 mSleepTimeMs = sleepTimeMs; 50 mIdleTimeMs = idleTimeMs; 51 if (txTimeMs != null) { 52 System.arraycopy(txTimeMs, 0, mTxTimeMs, 0, Math.min(txTimeMs.length, TX_POWER_LEVELS)); 53 } 54 mRxTimeMs = rxTimeMs; 55 mEnergyUsed = energyUsed; 56 } 57 58 @Override toString()59 public String toString() { 60 return "ModemActivityInfo{" 61 + " mTimestamp=" + mTimestamp 62 + " mSleepTimeMs=" + mSleepTimeMs 63 + " mIdleTimeMs=" + mIdleTimeMs 64 + " mTxTimeMs[]=" + Arrays.toString(mTxTimeMs) 65 + " mRxTimeMs=" + mRxTimeMs 66 + " mEnergyUsed=" + mEnergyUsed 67 + "}"; 68 } 69 describeContents()70 public int describeContents() { 71 return 0; 72 } 73 74 public static final @android.annotation.NonNull Parcelable.Creator<ModemActivityInfo> CREATOR = 75 new Parcelable.Creator<ModemActivityInfo>() { 76 public ModemActivityInfo createFromParcel(Parcel in) { 77 long timestamp = in.readLong(); 78 int sleepTimeMs = in.readInt(); 79 int idleTimeMs = in.readInt(); 80 int[] txTimeMs = new int[TX_POWER_LEVELS]; 81 for (int i = 0; i < TX_POWER_LEVELS; i++) { 82 txTimeMs[i] = in.readInt(); 83 } 84 int rxTimeMs = in.readInt(); 85 int energyUsed = in.readInt(); 86 return new ModemActivityInfo(timestamp, sleepTimeMs, idleTimeMs, 87 txTimeMs, rxTimeMs, energyUsed); 88 } 89 90 public ModemActivityInfo[] newArray(int size) { 91 return new ModemActivityInfo[size]; 92 } 93 }; 94 writeToParcel(Parcel dest, int flags)95 public void writeToParcel(Parcel dest, int flags) { 96 dest.writeLong(mTimestamp); 97 dest.writeInt(mSleepTimeMs); 98 dest.writeInt(mIdleTimeMs); 99 for (int i = 0; i < TX_POWER_LEVELS; i++) { 100 dest.writeInt(mTxTimeMs[i]); 101 } 102 dest.writeInt(mRxTimeMs); 103 dest.writeInt(mEnergyUsed); 104 } 105 106 /** 107 * @return timestamp of record creation 108 */ getTimestamp()109 public long getTimestamp() { 110 return mTimestamp; 111 } 112 setTimestamp(long timestamp)113 public void setTimestamp(long timestamp) { 114 mTimestamp = timestamp; 115 } 116 117 /** 118 * @return tx time in ms. It's an array of tx times 119 * with each index... 120 */ getTxTimeMillis()121 public int [] getTxTimeMillis() { 122 return mTxTimeMs; 123 } 124 setTxTimeMillis(int[] txTimeMs)125 public void setTxTimeMillis(int[] txTimeMs) { 126 mTxTimeMs = txTimeMs; 127 } 128 129 /** 130 * @return sleep time in ms. 131 */ getSleepTimeMillis()132 public int getSleepTimeMillis() { 133 return mSleepTimeMs; 134 } 135 setSleepTimeMillis(int sleepTimeMillis)136 public void setSleepTimeMillis(int sleepTimeMillis) { 137 mSleepTimeMs = sleepTimeMillis; 138 } 139 140 /** 141 * @return idle time in ms. 142 */ getIdleTimeMillis()143 public int getIdleTimeMillis() { 144 return mIdleTimeMs; 145 } 146 setIdleTimeMillis(int idleTimeMillis)147 public void setIdleTimeMillis(int idleTimeMillis) { 148 mIdleTimeMs = idleTimeMillis; 149 } 150 151 /** 152 * @return rx time in ms. 153 */ getRxTimeMillis()154 public int getRxTimeMillis() { 155 return mRxTimeMs; 156 } 157 setRxTimeMillis(int rxTimeMillis)158 public void setRxTimeMillis(int rxTimeMillis) { 159 mRxTimeMs = rxTimeMillis; 160 } 161 162 /** 163 * product of current(mA), voltage(V) and time(ms) 164 * @return energy used 165 */ getEnergyUsed()166 public int getEnergyUsed () { 167 return mEnergyUsed; 168 } 169 setEnergyUsed(int energyUsed)170 public void setEnergyUsed(int energyUsed) { 171 mEnergyUsed = energyUsed; 172 } 173 174 /** 175 * @return if the record is valid 176 */ isValid()177 public boolean isValid() { 178 for (int txVal : getTxTimeMillis()) { 179 if(txVal < 0) { 180 return false; 181 } 182 } 183 184 return ((getIdleTimeMillis() >= 0) && (getSleepTimeMillis() >= 0) 185 && (getRxTimeMillis() >= 0) && (getEnergyUsed() >= 0) && !isEmpty()); 186 } 187 isEmpty()188 private boolean isEmpty() { 189 for (int txVal : getTxTimeMillis()) { 190 if(txVal != 0) { 191 return false; 192 } 193 } 194 195 return ((getIdleTimeMillis() == 0) && (getSleepTimeMillis() == 0) 196 && (getRxTimeMillis() == 0) && (getEnergyUsed() == 0)); 197 } 198 } 199