From c9a3c06b37b5b2eb9b02d4e6348e5c53145284d9 Mon Sep 17 00:00:00 2001
From: riku <risaku@163.com>
Date: 星期一, 16 九月 2019 17:40:20 +0800
Subject: [PATCH] 1. 添加注释 2. 添加粘包分包解码器 3. 修改数据单元信息体获取逻辑 4. 修改接收数据转换后的string列表，展示为16进制数时，小于16的应该在前面补0，否则之后计算会出错
---
src/main/kotlin/com/flightfeather/obd/socket/MessageManager.kt | 77 ++++++++++++++++++++++++++++++--------
1 files changed, 61 insertions(+), 16 deletions(-)
diff --git a/src/main/kotlin/com/flightfeather/obd/socket/MessageManager.kt b/src/main/kotlin/com/flightfeather/obd/socket/MessageManager.kt
index b709839..626194f 100644
--- a/src/main/kotlin/com/flightfeather/obd/socket/MessageManager.kt
+++ b/src/main/kotlin/com/flightfeather/obd/socket/MessageManager.kt
@@ -1,14 +1,16 @@
package com.flightfeather.obd.socket
-import com.flightfeather.obd.lightshare.bean.BaseJson
-import com.flightfeather.obd.lightshare.bean.ObdDataVo
+import com.flightfeather.obd.common.utils.FileUtil
import com.flightfeather.obd.repository.ObdDataRepository
-import com.google.gson.Gson
+import com.flightfeather.obd.socket.bean.ObdPackageData
+import com.flightfeather.obd.socket.decoder.VehicleDataDecoder
+import com.flightfeather.obd.socket.decoder.impl.DataPackageDecoderImpl
import io.netty.channel.ChannelHandlerContext
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.stereotype.Component
+import java.text.SimpleDateFormat
+import java.util.*
import javax.annotation.PostConstruct
-import javax.annotation.Resource
/**
* 澶勭悊socket鎺ユ敹鐨勬秷鎭�
@@ -26,24 +28,67 @@
@Autowired
lateinit var obdDataRepository: ObdDataRepository
+ val vehicleDataDecoder = VehicleDataDecoder()
+ val dataPackageDecoder = DataPackageDecoderImpl()
+
@PostConstruct
fun init() {
instance = this
instance.obdDataRepository = this.obdDataRepository
}
- fun dealMsg(msg: String, ctx: ChannelHandlerContext?) {
- try {
- val baseJson = Gson().fromJson<BaseJson>(msg, BaseJson::class.java)
- when (baseJson.cmdCode) {
- 2001 -> {
- val data = Gson().fromJson(msg, ObdDataVo::class.java)
- DeviceSession.saveDevice(data.obdVin, ctx)
- instance.obdDataRepository.saveObdData(data)
- }
- }
- } catch (e: Throwable) {
-// println("------鏀跺埌鏍煎紡閿欒鐨勬暟鎹細$msg")
+ fun dealStringMsg(msg: String, ctx: ChannelHandlerContext?) {
+ saveToTxt(msg)
+
+ if (bccCheck(msg)) {
+ //瑙ｅ寘
+ val packageData = vehicleDataDecoder.decode(msg)
+ //淇濆瓨
+ DeviceSession.saveDevice(packageData.deviceCode, ctx)
+ saveToDataBase(packageData)
+ } else {
+ println("------鏁版嵁BCC鏍￠獙澶辫触锛岃垗寮� [${SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(Date())}]")
}
}
+
+ /**
+ * 淇濆瓨鑷硉xt鏂囨湰
+ */
+ fun saveToTxt(msg: String) {
+ val data = "[${SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(Date())}]data=> $msg"
+ FileUtil.instance?.saveObdData(data)
+ }
+
+ /**
+ * 淇濆瓨鑷虫暟鎹簱
+ */
+ fun saveToDataBase(packageData: ObdPackageData) {
+ instance.obdDataRepository.saveObdData(packageData)
+ }
+
+ /**
+ * BCC锛堝紓鎴栨牎楠岋級
+ */
+ fun bccCheck(msg: String):Boolean {
+ val list = mutableListOf<String>().apply {
+ addAll(dataPackageDecoder.toStringList(msg))
+ //鍘婚櫎2 浣嶈捣濮嬬
+ removeAt(0)
+ removeAt(0)
+ }
+ //鍙栧緱鏁版嵁鍖呬腑鐨刡cc鏍￠獙缁撴灉
+ val oldBcc = list[list.size - 1].toInt(16)
+
+ //鍘婚櫎鏍￠獙缁撴灉
+ list.removeAt(list.size-1)
+
+ //璁＄畻bcc鏍￠獙缁撴灉
+ var newBcc = 0x00
+ list.forEach {
+ newBcc = newBcc.xor(it.toInt(16))
+ }
+
+ //杩斿洖鏍￠獙缁撴灉鏄惁姝ｇ‘
+ return oldBcc == newBcc
+ }
}
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