H5游戏源码Android端获取网速上下行速度

H5游戏源码Android端获取网速上下行速度的相关代码

package tech.tosee.app.utils

import android.net.TrafficStats
import java.math.BigDecimal

class GetUpAndDownloadSpeed {
private var mCurrentTotalUp : Long = 0 //当前手机总的上行流量
private var mCurrentTotalDown : Long = 0 //当前手机总的下行流量
private var mLastTotalUp : Long = 0 //上次手机总的上行流量
private var mLastTotalDown : Long = 0 //上次手机总的下行流量
private var lastTimeStampTotalUp : Long = 0
private var lastTimeStampTotalDown : Long = 0

private var mCurrentUp : Long = 0 //当前手机指定进程的上行流量
private var mCurrentDown : Long = 0 //当前手机指定进程的下行流量
private var mLastUp : Long = 0 //上次手机指定进程的上行流量
private var mLastDown : Long = 0 //上次手机指定进程的下行流量
private var lastTimeStampUp : Long = 0 //上行时间戳
private var lastTimeStampDown : Long = 0 //下行时间戳

//换算后的上下行速度
private var totalUpSpeed : Float = 0.00F
private var totalDownSpeed : Float = 0.00F

private var upSpeed : Float = 0.00F
private var downSpeed : Float = 0.00F

private var defaultPointAmount = 2 //保留小数的位数，默认为2位

//获取总的上行速度
fun getTotalUpSpeed() : Float{ //refreshTime : 刷新时间
val currentTotalTxBytes = TrafficStats.getTotalTxBytes()
val nowTimeStampTotalUp = System.currentTimeMillis()
mCurrentTotalUp = currentTotalTxBytes - mLastTotalUp

//计算上传速度
totalUpSpeed = BigDecimal((mCurrentTotalUp/1024)*1000 / ((nowTimeStampTotalUp-lastTimeStampTotalUp)*1.0)).setScale(defaultPointAmount,BigDecimal.ROUND_HALF_UP).toFloat() //单位： KB/s

//保存当前的流量总和和上次的时间戳
mLastTotalUp = currentTotalTxBytes
lastTimeStampTotalUp = nowTimeStampTotalUp

return totalUpSpeed
}

//获取总的下行速度
fun getTotalDownloadSpeed() : Float{
val currentTotalRxBytes = TrafficStats.getTotalRxBytes()
val nowTimeStampTotalDown = System.currentTimeMillis()
mCurrentTotalDown = currentTotalRxBytes - mLastTotalDown

//计算下行速度
totalDownSpeed = BigDecimal((mCurrentTotalDown/1024)*1000 / ((nowTimeStampTotalDown-lastTimeStampTotalDown)*1.0)).setScale(defaultPointAmount,BigDecimal.ROUND_HALF_UP).toFloat() //单位： KB/s

//保存当前的流量总和和上次的时间戳
mLastTotalDown = currentTotalRxBytes
lastTimeStampTotalDown = nowTimeStampTotalDown

return totalDownSpeed
}

//获取指定进程的上行速度
fun getUpSpeedByUid(uid : Int) : Float{
val currentTxBytes = TrafficStats.getUidTxBytes(uid)
val nowTimeStampUp = System.currentTimeMillis()
mCurrentUp = currentTxBytes - mLastUp

//计算上传速度
upSpeed = BigDecimal((mCurrentUp/1024)*1000 / ((nowTimeStampUp-lastTimeStampUp)*1.0)).setScale(defaultPointAmount,BigDecimal.ROUND_HALF_UP).toFloat() //单位： KB/s
//保存当前的流量总和和上次的时间戳
mLastUp = currentTxBytes
lastTimeStampUp = nowTimeStampUp

return upSpeed
}

//获取总的下行速度
fun getDownloadSpeedByUid(uid: Int) : Float{
val currentRxBytes = TrafficStats.getUidRxBytes(uid)
val nowTimeStampDown = System.currentTimeMillis()
mCurrentDown = currentRxBytes - mLastDown

//计算下行速度
//downSpeed = numberFormat.format((mCurrentDown/1024)*1000 / ((nowTimeStampDown-lastTimeStampDown).toFloat()) ) //单元为 KB/s
downSpeed = BigDecimal((mCurrentDown/1024)*1000 / ((nowTimeStampDown-lastTimeStampDown)*1.0)).setScale(defaultPointAmount,BigDecimal.ROUND_HALF_UP).toFloat() //单位： KB/s

//保存当前的流量总和和上次的时间戳
mLastDown = currentRxBytes
lastTimeStampDown = nowTimeStampDown

return downSpeed
}
}