更新消息回复\校验码生成

src/main/java/com/hive/bee/entity/BeeHive.java

@@ -94,5 +94,8 @@ public class BeeHive implements Serializable {
      *  数据上传时间
      */
     private LocalDateTime dateUploadTime;
-
+    /**
+     *  数据上传时间原始数据
+     */
+    private String dateUploadTimeHex;
 }

src/main/java/com/hive/communication/netty/server/dataprocessing/HandlerDateProcessing.java

@@ -116,6 +116,7 @@ public class HandlerDateProcessing {
 //                        return null;
 //                    }
                     beeHive.setDateUploadTime(LocalDateTime.ofInstant(Instant.ofEpochSecond(date), ZoneId.systemDefault()));
+                    beeHive.setDateUploadTimeHex(getSubData(data, startIndex, endIndex));
                     break;
                 case 2:
                     //当前温度值2

src/main/java/com/hive/communication/netty/server/handler/EchoServerHandler.java

@@ -12,6 +12,7 @@ import io.netty.handler.timeout.ReadTimeoutException;
 import io.netty.util.AttributeKey;
 import io.netty.util.CharsetUtil;
 import lombok.extern.slf4j.Slf4j;
+
 import java.io.UnsupportedEncodingException;
 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
@@ -20,6 +21,7 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.*;
 
+import static com.hive.communication.util.CheckCode.*;
 import static com.hive.util.DateConvetUtil.getCurrentSeconds;
 
 @Slf4j
@@ -46,21 +48,43 @@ public class EchoServerHandler extends ChannelInboundHandlerAdapter {
     public static void sendActive(ChannelHandlerContext ctx, boolean flag, BeeHive beeHive, boolean notice) {
         if (flag) {
             try {
+                String start="99";
+                String end ="AA";
+                StringBuilder stringBuilder = new StringBuilder();
+                stringBuilder.append(start);
+                stringBuilder.append("8561");
+                stringBuilder.append(beeHive.getDateUploadTimeHex());
+                stringBuilder.append("0b01");
                 // String paddedString = String.format("%4s", code).replace(' ', '0');
-                                String codes = "注册完回复";
+                //获取十分钟后的时间秒数，
-                                //获取十分钟后的时间秒数，需要转换为16进制
+                // 转换为16进制
-                                getCurrentSeconds();
+                String hexSeconds = Long.toHexString(getCurrentSeconds()).toUpperCase();
-                                log.info("当前时间: {}, 消息: {}", LocalDateTime.now(), codes);
+                stringBuilder.append(hexSeconds);
+                stringBuilder.append("0000ff000000");
+
+                byte[] dataSum = hexStringToByteArray(stringBuilder.toString());
+                // 计算校验码1
+                byte checksum1 = calculateChecksum1(dataSum);
+                // 计算校验码2
+                byte checksum2 = calculateChecksum2(dataSum);
+                String checksum1Hex = String.format("%02X", checksum1);
+                String checksum2Hex = String.format("%02X", checksum2);
+                stringBuilder.append(checksum1Hex);
+                stringBuilder.append(checksum2Hex);
+                stringBuilder.append(end);
+
+                log.info("当前时间: {}, 消息: {}", LocalDateTime.now(), stringBuilder);
                 // 先将十六进制字符串转换为字节数组
-                                byte[] messageBytes = HexConversion.hexStringToByteArray(codes);
+                byte[] messageBytes = HexConversion.hexStringToByteArray(stringBuilder.toString());
                 // 将字节数组封装到ByteBuf中
                 ByteBuf messageBuffer = Unpooled.wrappedBuffer(messageBytes);
+
                 // 通过ChannelHandlerContext发送ByteBuf
                 // 关联设备编号与Channel
                 //   sendRequest(ctx.channel(),messageBuffer,devicePointsSensor.getId());
                 retrySend(ctx, messageBuffer)
                         .whenComplete((result, error) -> {
-                                            log.info("发送状态: {},当前时间: {}, 消息: {}，名称：{}，蜂箱id：{}", result,LocalDateTime.now(), codes,beeHive.getBeeHiveName(),beeHive.getId());
+                            log.info("发送状态: {},当前时间: {}, 消息: {}，名称：{}，蜂箱id：{}", result, LocalDateTime.now(), stringBuilder, beeHive.getBeeHiveName(), beeHive.getId());
                                        /*      if (result) {
                                                 // 发送成功
                                             } else {
@@ -92,6 +116,7 @@ public class EchoServerHandler extends ChannelInboundHandlerAdapter {
         }
         return future;
     }
+
     /**
      * 功能：发送消息并监听成功与失败进行重试
      */
@@ -124,6 +149,7 @@ public class EchoServerHandler extends ChannelInboundHandlerAdapter {
             }
         });
     }
+
     /**
      * 功能：或缺设备编号等存入pendingRequests等读取是进行匹配
      */
@@ -142,6 +168,7 @@ public class EchoServerHandler extends ChannelInboundHandlerAdapter {
 
         return promise;
     }
+
     /**
      * 功能：连接成功调用
      */

src/main/java/com/hive/communication/util/CheckCode.java

@@ -1,35 +1,36 @@
 package com.hive.communication.util;
 
+
+
 public class CheckCode {
 
-    // 计算字符串的校验码（异位校验)
+
-    public static int calculateParity(String input, boolean oddParity) {
+    // 计算校验码1（按位异或操作）
-        int parity = 0;
+    public static byte calculateChecksum1(byte[] data) {
-        for (char ch : input.toCharArray()) {
+        byte checksum = 0x00;
-            parity ^= ch;
+        for (byte b : data) {
-        }
+            checksum ^= b;
-        // 根据需要调整奇偶校验位
-        int parityBit = Integer.bitCount(parity) % 2;
-        if (oddParity) {
-            parityBit = parityBit == 0 ? 1 : 0; // 奇校验：如果0变成1，如果1变成0
         }
-        return parityBit;
+        return checksum;
     }
-    // 计算16进制字符串的校验码
-    public static int calculateChecksum(String hexString) {
-        int sum = 0;
 
-        // 每两个字符作为一个16进制数进行解析
+    // 计算校验码2（加法操作）
-        for (int i = 0; i < hexString.length(); i += 2) {
+    public static byte calculateChecksum2(byte[] data) {
-            String hexPair = hexString.substring(i, i + 2);
+        int sum = 0;
-            int hexValue = Integer.parseInt(hexPair, 16);
+        for (byte b : data) {
-            sum += hexValue;
+            sum += b & 0xFF; // & 0xFF 保证每个 byte 被当作无符号处理
         }
-
+        return (byte) (sum & 0xFF); // 取最后8位
-        // 保留最后8位
-        int checksum = sum & 0xFF; // 0xFF表示8位全1的掩码
-
-        return checksum;
     }
 
+    // 将十六进制字符串转换为字节数组
+    public static byte[] hexStringToByteArray(String s) {
+        int len = s.length();
+        byte[] data = new byte[len / 2];
+        for (int i = 0; i < len; i += 2) {
+            data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
+                    + Character.digit(s.charAt(i+1), 16));
+        }
+        return data;
+    }
 }