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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.telephony;
import android.os.Parcel;
import android.os.Parcelable;
import java.util.Arrays;
/**
* Reports modem activity information
* @hide
*/
public class ModemActivityInfo implements Parcelable {
/**
* Tx power index
* index 0 = tx_power < 0dBm
* index 1 = 0dBm < tx_power < 5dBm
* index 2 = 5dBm < tx_power < 15dBm
* index 3 = 15dBm < tx_power < 20dBm
* index 4 = tx_power > 20dBm
*/
public static final int TX_POWER_LEVELS = 5;
private final long mTimestamp;
private final int mSleepTimeMs;
private final int mIdleTimeMs;
private final int [] mTxTimeMs = new int[TX_POWER_LEVELS];
private final int mRxTimeMs;
private final int mEnergyUsed;
public ModemActivityInfo(long timestamp, int sleepTimeMs, int idleTimeMs,
int[] txTimeMs, int rxTimeMs, int energyUsed) {
mTimestamp = timestamp;
mSleepTimeMs = sleepTimeMs;
mIdleTimeMs = idleTimeMs;
System.arraycopy(txTimeMs, 0, mTxTimeMs, 0, Math.min(txTimeMs.length, TX_POWER_LEVELS));
mRxTimeMs = rxTimeMs;
mEnergyUsed = energyUsed;
}
@Override
public String toString() {
return "ModemActivityInfo{"
+ " mTimestamp=" + mTimestamp
+ " mSleepTimeMs=" + mSleepTimeMs
+ " mTxTimeMs[]=" + Arrays.toString(mTxTimeMs)
+ " mRxTimeMs=" + mRxTimeMs
+ " mEnergyUsed=" + mEnergyUsed
+ "}";
}
public int describeContents() {
return 0;
}
public static final Parcelable.Creator<ModemActivityInfo> CREATOR =
new Parcelable.Creator<ModemActivityInfo>() {
public ModemActivityInfo createFromParcel(Parcel in) {
long timestamp = in.readLong();
int sleepTimeMs = in.readInt();
int idleTimeMs = in.readInt();
int[] txTimeMs = new int[TX_POWER_LEVELS];
for (int i = 0; i < TX_POWER_LEVELS; i++) {
txTimeMs[i] = in.readInt();
}
int rxTimeMs = in.readInt();
int energyUsed = in.readInt();
return new ModemActivityInfo(timestamp, sleepTimeMs, idleTimeMs,
txTimeMs, rxTimeMs, energyUsed);
}
public ModemActivityInfo[] newArray(int size) {
return new ModemActivityInfo[size];
}
};
public void writeToParcel(Parcel dest, int flags) {
dest.writeLong(mTimestamp);
dest.writeInt(mSleepTimeMs);
dest.writeInt(mIdleTimeMs);
for (int i = 0; i < TX_POWER_LEVELS; i++) {
dest.writeInt(mTxTimeMs[i]);
}
dest.writeInt(mRxTimeMs);
dest.writeInt(mEnergyUsed);
}
/**
* @return timestamp of record creation
*/
public long getTimestamp() {
return mTimestamp;
}
/**
* @return tx time in ms. It's an array of tx times
* with each index...
*/
public int [] getTxTimeMillis() {
return mTxTimeMs;
}
/**
* @return sleep time in ms.
*/
public int getSleepTimeMillis() {
return mSleepTimeMs;
}
/**
* @return idle time in ms.
*/
public int getIdleTimeMillis() {
return mIdleTimeMs;
}
/**
* @return rx time in ms.
*/
public int getRxTimeMillis() {
return mRxTimeMs;
}
/**
* product of current(mA), voltage(V) and time(ms)
* @return energy used
*/
public int getEnergyUsed () {
return mEnergyUsed;
}
/**
* @return if the record is valid
*/
public boolean isValid() {
int totalTxTimeMs = 0;
int txTime [] = getTxTimeMillis();
for (int i = 0; i < TX_POWER_LEVELS; i++) {
totalTxTimeMs += txTime[i];
}
return ((getIdleTimeMillis() != 0) || (totalTxTimeMs != 0)
|| (getSleepTimeMillis() != 0) || (getIdleTimeMillis() != 0));
}
}
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