在Kotlin应用程序中，将数据计算与数据格式化分开会带来性能好处吗？
在Kotlin应用程序中，将数据计算与数据格式化分开会带来性能好处吗？
提问于 2022-04-11 15:02:34
我有一个代码库，所有的数据计算和数据格式化都发生在一个函数中。将它们分离成单独的函数有什么性能好处吗?还是分离它们只会提高可读性呢？
我知道我应该把它们分开，但我不知道为什么。
以下是我所指的职能：
private fun processData(data: ByteArray) {
progressBar.visibility = GONE
Log.d(TAG, "displayDiagnosticData: ")
val bmsVersionView = findViewById<TextView>(R.id.textview_bms_version)
val boardVersionView = findViewById<TextView>(R.id.textview_board_version)
val cellOneView = findViewById<TextView>(R.id.textview_cell_1)
val cellTwoView = findViewById<TextView>(R.id.textview_cell_2)
val cellThreeView = findViewById<TextView>(R.id.textview_cell_3)
val cellFourView = findViewById<TextView>(R.id.textview_cell_4)
val cellFiveView = findViewById<TextView>(R.id.textview_cell_5)
val cellSixView = findViewById<TextView>(R.id.textview_cell_6)
val cellSevenView = findViewById<TextView>(R.id.textview_cell_7)
val cellEightView = findViewById<TextView>(R.id.textview_cell_8)
val cellNineView = findViewById<TextView>(R.id.textview_cell_9)
val cellTenView = findViewById<TextView>(R.id.textview_cell_10)
val cellElevenView = findViewById<TextView>(R.id.textview_cell_11)
val cellTwelveView = findViewById<TextView>(R.id.textview_cell_12)
val cellThirteenView = findViewById<TextView>(R.id.textview_cell_13)
val cellFourteenView = findViewById<TextView>(R.id.textview_cell_14)
val packTotalView = findViewById<TextView>(R.id.textview_diagnostic_voltage)
val packSocView = findViewById<TextView>(R.id.textview_diagnostic_soc)
val chargeTempView = findViewById<TextView>(R.id.textview_charge_temp)
val dischargeTempView = findViewById<TextView>(R.id.textview_discharge_temp)
val chargeCurrentView = findViewById<TextView>(R.id.textview_diagnostic_charge_current)
// val dischargeCurrentView = findViewById<TextView>(R.id.textview_diagnostic_discharge_current)
val dischargeCircuitStateView = findViewById<TextView>(R.id.textview_discharge_circuit)
val chargeCircuitStateView = findViewById<TextView>(R.id.textview_charge_circuit)
val balanceCircuitStateView = findViewById<TextView>(R.id.textview_balance_circuit)
val emptyCircuitStateView = findViewById<TextView>(R.id.textview_empty_circuit)
val bmsVersion = data[0] + (data[1] * 256)
val cellOne = data[2].toDouble() / 100 + 3.52
val cellTwo = data[3].toDouble() / 100 + 3.52
val cellThree = data[4].toDouble() / 100 + 3.52
val cellFour = data[5].toDouble() / 100 + 3.52
val cellFive = data[6].toDouble() / 100 + 3.52
val cellSix = data[7].toDouble() / 100 + 3.52
val cellSeven = data[8].toDouble() / 100 + 3.52
val cellEight = data[9].toDouble() / 100 + 3.52
val cellNine = data[10].toDouble() / 100 + 3.52
val cellTen = data[11].toDouble() / 100 + 3.52
val cellEleven = data[12].toDouble() / 100 + 3.52
val cellTwelve = data[13].toDouble() / 100 + 3.52
val cellThirteen = data[14].toDouble() / 100 + 3.52
val cellFourteen = data[15].toDouble() / 100 + 3.52
val totalVoltage = 47.8 + (data[16].toDouble() / 10)
val chargeTempCelsius = data[19]
val dischargeTempCelsius = data[20]
val chargeTempFahr = (chargeTempCelsius * 9.0 / 5.0) + 32.0
val dischargeTempFahr = (dischargeTempCelsius * 9.0 / 5.0) + 32.0
val chargeCurrent = data[21]
// val dischargeCurrent = (data[23].toDouble() * 100 + data[22]).toInt()
val chargeCircuitState = data[25].toInt()
val dischargeCircuitState = data[26].toInt()
val balanceCircuitState = data[27].toInt()
val emptyCircuitState = data[28].toInt()
val chargeCircuit: String = if (chargeCircuitState == 1) {
"On"
}else {
"Off"
}
val dischargeCircuit: String = if (dischargeCircuitState == 1) {
"On"
}else {
"Off"
}
val balanceCircuit: String = if (balanceCircuitState == 1) {
"On"
}else {
"Off"
}
val emptyCircuit: String = if (emptyCircuitState == 1) {
"On"
}else {
"Off"
}
val bmsVersionString = SpannableString("BMS Version: $bmsVersion")
bmsVersionString.setSpan(StyleSpan(Typeface.BOLD), 0, 11, 0)
val boardVersionString = SpannableString("Board Version: 2.1")
boardVersionString.setSpan(StyleSpan(Typeface.BOLD), 0, 13, 0)
val cellOneString = SpannableString("Cell 1: %.2fV".format(cellOne))
cellOneString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellTwoString = SpannableString("Cell 2: %.2fV".format(cellTwo))
cellTwoString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellThreeString = SpannableString("Cell 3: %.2fV".format(cellThree))
cellThreeString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellFourString = SpannableString("Cell 4: %.2fV".format(cellFour))
cellFourString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellFiveString = SpannableString("Cell 5: %.2fV".format(cellFive))
cellFiveString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellSixString = SpannableString("Cell 6: %.2fV".format(cellSix))
cellSixString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellSevenString = SpannableString("Cell 7: %.2fV".format(cellSeven))
cellSevenString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellEightString = SpannableString("Cell 8: %.2fV".format(cellEight))
cellEightString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellNineString = SpannableString("Cell 9: %.2fV".format(cellNine))
cellNineString.setSpan(StyleSpan(Typeface.BOLD), 0, 6, 0)
val cellTenString = SpannableString("Cell 10: %.2fV".format(cellTen))
cellTenString.setSpan(StyleSpan(Typeface.BOLD), 0, 7, 0)
val cellElevenString = SpannableString("Cell 11: %.2fV".format(cellEleven))
cellElevenString.setSpan(StyleSpan(Typeface.BOLD), 0, 7, 0)
val cellTwelveString = SpannableString("Cell 12: %.2fV".format(cellTwelve))
cellTwelveString.setSpan(StyleSpan(Typeface.BOLD), 0, 7, 0)
val cellThirteenString = SpannableString("Cell 13: %.2fV".format(cellThirteen))
cellThirteenString.setSpan(StyleSpan(Typeface.BOLD), 0, 7, 0)
val cellFourteenString = SpannableString("Cell 14: %.2fV".format(cellFourteen))
cellFourteenString.setSpan(StyleSpan(Typeface.BOLD), 0, 7, 0)
val packTotalString = SpannableString("Pack Total: %.1fV".format(totalVoltage))
packTotalString.setSpan(StyleSpan(Typeface.BOLD), 0, 10, 0)
val socString = SpannableString("SOC: ${data[17].toInt()}%")
socString.setSpan(StyleSpan(Typeface.BOLD), 0, 3, 0)
val chargeTempString = SpannableString("Charge Temp: ${chargeTempFahr.toInt()}" + "°F")
chargeTempString.setSpan(StyleSpan(Typeface.BOLD), 0, 11, 0)
val dischargeTempString = SpannableString("Discharge Temp: ${dischargeTempFahr.toInt()}" + "°F")
dischargeTempString.setSpan(StyleSpan(Typeface.BOLD), 0, 15, 0)
val chargeCurrentString = SpannableString("Charge Current: $chargeCurrent" + "A")
chargeCurrentString.setSpan(StyleSpan(Typeface.BOLD), 0, 14, 0)
// val dischargeCurrentString = "Discharge Current: $dischargeCurrent" + "A"
val chargeCircuitStateString = SpannableString("Charge Circuit: $chargeCircuit")
chargeCircuitStateString.setSpan(StyleSpan(Typeface.BOLD), 0, 14, 0)
val dischargeCircuitStateString = SpannableString("Discharge Circuit: $dischargeCircuit")
dischargeCircuitStateString.setSpan(StyleSpan(Typeface.BOLD), 0, 17, 0)
val balanceCircuitStateString = SpannableString("Balance Circuit: $balanceCircuit")
balanceCircuitStateString.setSpan(StyleSpan(Typeface.BOLD), 0, 15, 0)
val emptyCircuitStateString = SpannableString("Empty Circuit: $emptyCircuit")
emptyCircuitStateString.setSpan(StyleSpan(Typeface.BOLD), 0, 13, 0)
bmsVersionView.text = bmsVersionString
boardVersionView.text = boardVersionString
cellOneView.text = cellOneString
cellTwoView.text = cellTwoString
cellThreeView.text = cellThreeString
cellFourView.text = cellFourString
cellFiveView.text = cellFiveString
cellSixView.text = cellSixString
cellSevenView.text = cellSevenString
cellEightView.text = cellEightString
cellNineView.text = cellNineString
cellTenView.text = cellTenString
cellElevenView.text = cellElevenString
cellTwelveView.text = cellTwelveString
cellThirteenView.text = cellThirteenString
cellFourteenView.text = cellFourteenString
packTotalView.text = packTotalString
packSocView.text = socString
chargeTempView.text = chargeTempString
dischargeTempView.text = dischargeTempString
chargeCurrentView.text = chargeCurrentString
// dischargeCurrentView.text = dischargeCurrentString
chargeCircuitStateView.text = chargeCircuitStateString
dischargeCircuitStateView.text = dischargeCircuitStateString
balanceCircuitStateView.text = balanceCircuitStateString
emptyCircuitStateView.text = emptyCircuitStateString
}页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://stackoverflow.com/questions/71830097
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