package org.yzh.protocol.jsatl12;
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import io.github.yezhihao.protostar.annotation.Field;
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import io.github.yezhihao.protostar.annotation.Message;
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import io.netty.buffer.ByteBuf;
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import lombok.Data;
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import lombok.ToString;
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import lombok.experimental.Accessors;
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import org.yzh.protocol.basics.JTMessage;
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/**
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* 文件数据上传
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* 帧头标识 0x30 0x31 0x63 0x64
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* @author yezhihao
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* https://gitee.com/yezhihao/jt808-server
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*/
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@ToString
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@Data
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@Accessors(chain = true)
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@Message
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public class DataPacket extends JTMessage {
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@Field(length = 4, desc = "帧头标识")
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private int flag;
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@Field(length = 50, desc = "文件名称(文件类型_通道号_报警类型_序号_报警编号.后缀名)")
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private String name;
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@Field(length = 4, desc = "数据偏移量")
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private int offset;
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@Field(length = 4, desc = "数据长度")
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private int length;
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@Field(desc = "数据体")
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private ByteBuf data;
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@Override
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public String getClientId() {
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if (session != null)
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return session.getClientId();
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return null;
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}
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@Override
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public int getMessageId() {
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return flag;
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}
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}
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