package com.ard.tianyu.netty.command;
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import io.netty.buffer.ByteBuf;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.NoArgsConstructor;
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@Data
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@NoArgsConstructor
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public class HeartbeatReplyCommand extends BaseCommand {
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private long timestamp; // 时间戳
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public HeartbeatReplyCommand(long timestamp) {
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this.timestamp = timestamp;
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setDataHeader((short) 0x6A77); // 设置帧头
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setCmdCode((byte) 0x02); // 设置指令编号
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setDataLength((short) (13)); // 数据长度 (指令编号 + 时间戳)
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}
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public void encode(ByteBuf out) {
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out.writeShort(getDataHeader());
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out.writeShort(getDataLength());
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out.writeByte(getCmdCode());
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out.writeLong(timestamp); // 写入时间戳
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}
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}
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