package com.ard.work.component.netty.handler;// MessageProtocolEncoder.java
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import com.ard.common.utils.ByteUtils;
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import com.ard.work.component.netty.command.BaseCmd;
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import io.netty.buffer.ByteBuf;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.codec.MessageToByteEncoder;
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import lombok.extern.slf4j.Slf4j;
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import java.util.Arrays;
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@Slf4j
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public class MessageProtocolEncoder extends MessageToByteEncoder<BaseCmd> {
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@Override
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protected void encode(ChannelHandlerContext ctx, BaseCmd command, ByteBuf out) throws Exception {
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command.encode(out); // 编码具体负载
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// 打印
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if(command.getCmdCode()!=0x02) {
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printHex(out);
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}
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}
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// 打印编码后的字节数组
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private void printHex(ByteBuf out)
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{
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// 打印编码后的字节数组
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byte[] encodedBytes = new byte[out.readableBytes()]; // 创建字节数组，大小为可读字节数
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out.getBytes(out.readerIndex(), encodedBytes); // 读取ByteBuf中的字节到字节数组中
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// 将字节数组转换为十六进制格式
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String hexString = ByteUtils.bytesToHexWithSpaces(encodedBytes);
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log.warn("Encoded message in hex: {}", hexString);
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}
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public byte[] testParameters() {
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String data = "74 79 01 3C 44 42 4D 32 35 30 39 37 34 30 36 35 30 30 38 D1 00 10 08 01 15 00 00 70 41 1D 00 00 00 41 22 4A 09 06 9C E7 80 8B F0 59 40 11 08 98 33 BA 07 1D 3F 40 1D 00 00 F0 41 25 00 00 00 41 2A 09 08 01 15 00 00 20 41 18 02 2A 09 08 03 15 00 00 80 3F 18 02 2A 09 08 04 15 00 00 80 3F 18 02 30 01 58 FF FF FF FF FF FF FF FF FF 01 22 55 09 F1 BC 12 50 7A F0 59 40 11 08 98 33 BA 07 1D 3F 40 1D 00 00 20 42 25 00 00 00 41 2A 09 08 09 15 00 00 A0 41 18 02 2A 09 08 06 15 00 00 20 42 18 02 2A 09 08 07 15 00 00 20 42 18 02 2A 09 08 08 15 00 00 20 42 18 02 30 01 58 FF FF FF FF FF FF FF FF FF 01 22 3F 09 F1 BC 12 50 7A F0 59 40 11 91 92 E4 DA CC 1C 3F 40 1D 00 00 48 42 25 00 00 00 41 2A 09 08 09 15 00 00 70 41 18 02 2A 09 08 0A 15 00 00 40 40 18 02 30 01 58 FF FF FF FF FF FF FF FF FF 01 22 34 09 06 9C E7 80 8B F0 59 40 11 91 92 E4 DA CC 1C 3F 40 1D 00 00 70 42 25 00 00 00 41 2A 09 08 02 15 00 00 80 3F 18 02 30 01 58 FF FF FF FF FF FF FF FF FF 01 30 32 70 32";
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String[] hexStrings = data.split(" ");
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StringBuilder sb = new StringBuilder();
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sb.append("byte[] encodedBytes = {");
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for (int i = 0; i < hexStrings.length; i++) {
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sb.append("(byte) 0x").append(hexStrings[i]);
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if (i < hexStrings.length - 1) {
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sb.append(", ");
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}
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}
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sb.append("};");
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return sb.toString().getBytes();
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}
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}
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