From 8d662de2fd262b3a485f16e197cb4d0ca2a61cdf Mon Sep 17 00:00:00 2001
From: zsh_root <979909237@qq.com>
Date: 星期三, 10 十二月 2025 17:03:47 +0800
Subject: [PATCH] 发布版V1.0
---
src/jiexi/Dell55AA51Parser.java | 100 +++++++++++++++++++++++++-------------------------
1 files changed, 50 insertions(+), 50 deletions(-)
diff --git a/src/jiexi/Dell55AA51Parser.java b/src/jiexi/Dell55AA51Parser.java
index cdb4832..5142a8a 100644
--- a/src/jiexi/Dell55AA51Parser.java
+++ b/src/jiexi/Dell55AA51Parser.java
@@ -3,27 +3,27 @@
import java.util.Arrays;
public class Dell55AA51Parser {
- // 预期包头
+ // 棰勬湡鍖呭ご
private static final String EXPECTED_HEADER = "55AA51";
private static final ThreadLocal<ParseResult> RESULT_CACHE =
ThreadLocal.withInitial(ParseResult::new);
- // 解析结果类
+ // 瑙ｆ瀽缁撴灉绫�
public static class ParseResult {
- public int dataLength; // 数据长度(十进制)
- public String baseStationId; // 基站ID(2字节，低位在前)
- public String tagId; // 标签ID(2字节，低位在前)
- public int packetSequence; // 包序(十进制)
- public int distance; // 测距距离(十进制)
- public int horizontalAngle; // 水平角度(十进制)
- public int verticalAngle; // 俯仰角度(十进制，有符号)
- public int signalStrength; // 信号强度(十进制)
- public int angleConfidence; // 角度置信度(十进制)
- public int tagBattery; // 标签电量(十进制)
- public int deviceStatus; // 设备状态
- public int airPressure; // 气压值(十进制)
- public String reserved; // 保留字段
- public String checksum; // 校验和
+ public int dataLength; // 鏁版嵁闀垮害(鍗佽繘鍒�)
+ public String baseStationId; // 鍩虹珯ID(2瀛楄妭锛屼綆浣嶅湪鍓�)
+ public String tagId; // 鏍囩ID(2瀛楄妭锛屼綆浣嶅湪鍓�)
+ public int packetSequence; // 鍖呭簭(鍗佽繘鍒�)
+ public int distance; // 娴嬭窛璺濈(鍗佽繘鍒�)
+ public int horizontalAngle; // 姘村钩瑙掑害(鍗佽繘鍒�)
+ public int verticalAngle; // 淇话瑙掑害(鍗佽繘鍒讹紝鏈夌鍙�)
+ public int signalStrength; // 淇″彿寮哄害(鍗佽繘鍒�)
+ public int angleConfidence; // 瑙掑害缃俊搴�(鍗佽繘鍒�)
+ public int tagBattery; // 鏍囩鐢甸噺(鍗佽繘鍒�)
+ public int deviceStatus; // 璁惧鐘舵��
+ public int airPressure; // 姘斿帇鍊�(鍗佽繘鍒�)
+ public String reserved; // 淇濈暀瀛楁
+ public String checksum; // 鏍￠獙鍜�
public void reset() {
dataLength = 0;
@@ -64,23 +64,23 @@
}
/**
- * 解析55AA51数据包
- * @param message 原始十六进制字符串
- * @return 解析结果(解析失败返回null)
+ * 瑙ｆ瀽55AA51鏁版嵁鍖�
+ * @param message 鍘熷鍗佸叚杩涘埗瀛楃涓�
+ * @return 瑙ｆ瀽缁撴灉(瑙ｆ瀽澶辫触杩斿洖null)
*/
public static ParseResult parse(String message, String ip, int port) {
if (message == null || message.isEmpty()) {
return null;
}
- // 清理消息：移除非十六进制字符
+ // 娓呯悊娑堟伅锛氱Щ闄ら潪鍗佸叚杩涘埗瀛楃
char[] cleanedMessage = cleanMessage(message);
if (cleanedMessage == null) {
return null;
}
- // 检查包头 (55AA51)
+ // 妫�鏌ュ寘澶� (55AA51)
if (cleanedMessage.length < 6 ||
!new String(cleanedMessage, 0, 6).equals(EXPECTED_HEADER)) {
return null;
@@ -90,14 +90,14 @@
result.reset();
try {
- // 解析数据长度 (位置6-7)，转换为十进制
+ // 瑙ｆ瀽鏁版嵁闀垮害 (浣嶇疆6-7)锛岃浆鎹负鍗佽繘鍒�
result.dataLength = HexUtils.fastHexToByte(cleanedMessage[6], cleanedMessage[7]);
- // 计算期望的消息长度
- int expectedCharLength = 6 + // 包头(3字节)
- 2 + // 数据长度(1字节)
- result.dataLength * 2 + // 数据内容
- 4; // 校验和(2字节)
+ // 璁＄畻鏈熸湜鐨勬秷鎭暱搴�
+ int expectedCharLength = 6 + // 鍖呭ご(3瀛楄妭)
+ 2 + // 鏁版嵁闀垮害(1瀛楄妭)
+ result.dataLength * 2 + // 鏁版嵁鍐呭
+ 4; // 鏍￠獙鍜�(2瀛楄妭)
if (cleanedMessage.length != expectedCharLength) {
System.err.println("Data length mismatch: expected " + expectedCharLength +
@@ -105,64 +105,64 @@
return null;
}
- // 解析基站ID (位置8-11，2字节，低位在前)
+ // 瑙ｆ瀽鍩虹珯ID (浣嶇疆8-11锛�2瀛楄妭锛屼綆浣嶅湪鍓�)
int baseIdLow = HexUtils.fastHexToByte(cleanedMessage[8], cleanedMessage[9]);
int baseIdHigh = HexUtils.fastHexToByte(cleanedMessage[10], cleanedMessage[11]);
int baseIdValue = (baseIdHigh << 8) | baseIdLow;
- result.baseStationId = String.valueOf(baseIdValue); // 转换为十进制字符串
+ result.baseStationId = String.valueOf(baseIdValue); // 杞崲涓哄崄杩涘埗瀛楃涓�
- // 解析标签ID (位置12-15，2字节，低位在前)
+ // 瑙ｆ瀽鏍囩ID (浣嶇疆12-15锛�2瀛楄妭锛屼綆浣嶅湪鍓�)
int tagIdLow = HexUtils.fastHexToByte(cleanedMessage[12], cleanedMessage[13]);
int tagIdHigh = HexUtils.fastHexToByte(cleanedMessage[14], cleanedMessage[15]);
int tagIdValue = (tagIdHigh << 8) | tagIdLow;
- result.tagId = String.valueOf(tagIdValue); // 转换为十进制字符串
+ result.tagId = String.valueOf(tagIdValue); // 杞崲涓哄崄杩涘埗瀛楃涓�
- // 解析包序 (位置16-17)，转换为十进制
+ // 瑙ｆ瀽鍖呭簭 (浣嶇疆16-17)锛岃浆鎹负鍗佽繘鍒�
result.packetSequence = HexUtils.fastHexToByte(cleanedMessage[16], cleanedMessage[17]);
- // 解析测距距离 (位置18-21，2字节，低位在前)，转换为十进制
+ // 瑙ｆ瀽娴嬭窛璺濈 (浣嶇疆18-21锛�2瀛楄妭锛屼綆浣嶅湪鍓�)锛岃浆鎹负鍗佽繘鍒�
int distLow = HexUtils.fastHexToByte(cleanedMessage[18], cleanedMessage[19]);
int distHigh = HexUtils.fastHexToByte(cleanedMessage[20], cleanedMessage[21]);
result.distance = (distHigh << 8) | distLow;
- // 解析水平角度 (位置22-25，2字节，低位在前)，转换为十进制
+ // 瑙ｆ瀽姘村钩瑙掑害 (浣嶇疆22-25锛�2瀛楄妭锛屼綆浣嶅湪鍓�)锛岃浆鎹负鍗佽繘鍒�
int hAngleLow = HexUtils.fastHexToByte(cleanedMessage[22], cleanedMessage[23]);
int hAngleHigh = HexUtils.fastHexToByte(cleanedMessage[24], cleanedMessage[25]);
result.horizontalAngle = (hAngleHigh << 8) | hAngleLow;
- // 解析俯仰角度 (位置26-29，2字节，低位在前)，转换为十进制
- // 注意：这是有符号数，范围-180到180度
+ // 瑙ｆ瀽淇话瑙掑害 (浣嶇疆26-29锛�2瀛楄妭锛屼綆浣嶅湪鍓�)锛岃浆鎹负鍗佽繘鍒�
+ // 娉ㄦ剰锛氳繖鏄湁绗﹀彿鏁帮紝鑼冨洿-180鍒�180搴�
int vAngleLow = HexUtils.fastHexToByte(cleanedMessage[26], cleanedMessage[27]);
int vAngleHigh = HexUtils.fastHexToByte(cleanedMessage[28], cleanedMessage[29]);
short vAngleShort = (short) ((vAngleHigh << 8) | vAngleLow);
result.verticalAngle = vAngleShort;
- // 解析信号强度 (位置30-31)，转换为十进制
+ // 瑙ｆ瀽淇″彿寮哄害 (浣嶇疆30-31)锛岃浆鎹负鍗佽繘鍒�
result.signalStrength = HexUtils.fastHexToByte(cleanedMessage[30], cleanedMessage[31]);
- // 解析角度置信度 (位置32-33)，转换为十进制
+ // 瑙ｆ瀽瑙掑害缃俊搴� (浣嶇疆32-33)锛岃浆鎹负鍗佽繘鍒�
result.angleConfidence = HexUtils.fastHexToByte(cleanedMessage[32], cleanedMessage[33]);
- // 解析标签电量 (位置34-35)，转换为十进制
+ // 瑙ｆ瀽鏍囩鐢甸噺 (浣嶇疆34-35)锛岃浆鎹负鍗佽繘鍒�
result.tagBattery = HexUtils.fastHexToByte(cleanedMessage[34], cleanedMessage[35]);
- // 解析设备状态 (位置36-39，2字节，低位在前)
+ // 瑙ｆ瀽璁惧鐘舵�� (浣嶇疆36-39锛�2瀛楄妭锛屼綆浣嶅湪鍓�)
int statusLow = HexUtils.fastHexToByte(cleanedMessage[36], cleanedMessage[37]);
int statusHigh = HexUtils.fastHexToByte(cleanedMessage[38], cleanedMessage[39]);
result.deviceStatus = (statusHigh << 8) | statusLow;
- // 解析气压值 (位置40-43，2字节，低位在前)，转换为十进制
+ // 瑙ｆ瀽姘斿帇鍊� (浣嶇疆40-43锛�2瀛楄妭锛屼綆浣嶅湪鍓�)锛岃浆鎹负鍗佽繘鍒�
int pressureLow = HexUtils.fastHexToByte(cleanedMessage[40], cleanedMessage[41]);
int pressureHigh = HexUtils.fastHexToByte(cleanedMessage[42], cleanedMessage[43]);
result.airPressure = (pressureHigh << 8) | pressureLow;
- // 解析保留字段 (位置44-51，4字节)
+ // 瑙ｆ瀽淇濈暀瀛楁 (浣嶇疆44-51锛�4瀛楄妭)
result.reserved = new String(cleanedMessage, 44, 8);
- // 解析校验和 (最后4个字符)
+ // 瑙ｆ瀽鏍￠獙鍜� (鏈�鍚�4涓瓧绗�)
result.checksum = new String(cleanedMessage, cleanedMessage.length - 4, 4);
- // 验证校验和
+ // 楠岃瘉鏍￠獙鍜�
byte[] packetBytes = hexStringToByteArray(new String(cleanedMessage));
if (!verifyChecksum(packetBytes)) {
System.err.println("Checksum verification failed for packet from " + ip + ":" + port);
@@ -179,7 +179,7 @@
}
/**
- * 将十六进制字符串转换为字节数组
+ * 灏嗗崄鍏繘鍒跺瓧绗︿覆杞崲涓哄瓧鑺傛暟缁�
*/
private static byte[] hexStringToByteArray(String s) {
int len = s.length();
@@ -192,21 +192,21 @@
}
/**
- * 验证数据包校验和
- * 从数据类型字段开始到保留字段结束，校验和为双字节补码
+ * 楠岃瘉鏁版嵁鍖呮牎楠屽拰
+ * 浠庢暟鎹被鍨嬪瓧娈靛紑濮嬪埌淇濈暀瀛楁缁撴潫锛屾牎楠屽拰涓哄弻瀛楄妭琛ョ爜
*/
private static boolean verifyChecksum(byte[] packet) {
int len = packet.length;
if (len < 4) return false;
int sum = 0;
- // 从数据类型字段开始到保留字段结束 (跳过包头2字节)
+ // 浠庢暟鎹被鍨嬪瓧娈靛紑濮嬪埌淇濈暀瀛楁缁撴潫 (璺宠繃鍖呭ご2瀛楄妭)
for (int i = 3; i < len - 2; i++) {
sum += packet[i] & 0xFF;
}
- sum = ~sum & 0xFFFF; // 取反并保留16位
+ sum = ~sum & 0xFFFF; // 鍙栧弽骞朵繚鐣�16浣�
- // 获取接收到的校验和 (低位在前)
+ // 鑾峰彇鎺ユ敹鍒扮殑鏍￠獙鍜� (浣庝綅鍦ㄥ墠)
int receivedChecksum = ((packet[len - 2] & 0xFF) << 8) | (packet[len - 1] & 0xFF);
return sum == receivedChecksum;
--
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