增加RFID协议对接和配置
yiming
4 years ago
parent
06e09027df
commit
6472133931
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package com.zhehekeji.web.entity;
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import com.baomidou.mybatisplus.annotation.IdType;
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import com.baomidou.mybatisplus.annotation.TableId;
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import com.baomidou.mybatisplus.annotation.TableName;
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import lombok.Data;
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@Data
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@TableName("RFID")
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public class RFID {
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@TableId(type = IdType.AUTO)
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private Integer id;
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private Integer streetId;
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private Integer direction;
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private String ip;
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private Integer port;
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}
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package com.zhehekeji.web.mapper;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import com.zhehekeji.web.entity.RFID;
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public interface RFIDMapper extends BaseMapper<RFID> {
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}
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package com.zhehekeji.web.service.RFID;
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public class HEAD {
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/**UHF mark to indicate the head of data package */
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public final static byte HEAD = (byte) 0xA0;
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}
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package com.zhehekeji.web.service.RFID;
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/**
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* Object of describing data package;
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* @author Administrator
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*
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*/
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public class MessageTran {
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private byte btPacketType; //head of data, defauld value is 0xA0
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private byte btDataLen; //Length of data package, which means the byte quantity after the "length", not including the "length"
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private byte btReadId; //Address of reader
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private byte btCmd; //The commend code of data package
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private byte[] btAryData; //The commend specification of data package, some commends without specification
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private byte btCheck; //Checksum
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private byte[] btAryTranData; //Complete data package
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/**
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* MessageTran default constructor
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*/
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public MessageTran() {
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}
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/**
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* MessageTran Constructor
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* @param btReadId address of reader
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* @param btCmd command code of data package
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* @param btAryData command parameters of data package, some commands without parameters
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*/
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public MessageTran(byte btReadId, byte btCmd, byte[] btAryData) {
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int nLen = btAryData.length;
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this.btPacketType = HEAD.HEAD;
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this.btDataLen = (byte)(nLen + 3);
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this.btReadId = btReadId;
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this.btCmd = btCmd;
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this.btAryData = new byte[nLen];
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System.arraycopy(btAryData, 0, this.btAryData, 0, btAryData.length);
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//btAryData.CopyTo(this.btAryData, 0);
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this.btAryTranData = new byte[nLen + 5];
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this.btAryTranData[0] = this.btPacketType;
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this.btAryTranData[1] = this.btDataLen;
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this.btAryTranData[2] = this.btReadId;
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this.btAryTranData[3] = this.btCmd;
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System.arraycopy(this.btAryData, 0, this.btAryTranData, 4, this.btAryData.length);
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//this.btAryData.CopyTo(this.btAryTranData, 4);
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this.btCheck = checkSum(this.btAryTranData, 0, nLen + 4);
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int b = this.btCheck & 0xff;
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System.out.println("check:"+b);
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this.btAryTranData[nLen + 4] = this.btCheck;
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}
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/**
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* MessageTran Constructor
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* @param btReadId address of reader
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* @param btCmd read command
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*/
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public MessageTran(byte btReadId, byte btCmd) {
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this.btPacketType = HEAD.HEAD;
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this.btDataLen = 0x03;
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this.btReadId = btReadId;
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this.btCmd = btCmd;
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this.btAryTranData = new byte[5];
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this.btAryTranData[0] = this.btPacketType;
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this.btAryTranData[1] = this.btDataLen;
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this.btAryTranData[2] = this.btReadId;
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this.btAryTranData[3] = this.btCmd;
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this.btCheck = checkSum(this.btAryTranData, 0, 4);
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this.btAryTranData[4] = this.btCheck;
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}
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/**
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* MessageTran constructor
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* @param btAryTranData complete data package
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*/
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public MessageTran(byte[] btAryTranData) {
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int nLen = btAryTranData.length;
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this.btAryTranData = new byte[nLen];
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System.arraycopy(btAryTranData, 0, this.btAryTranData, 0, btAryTranData.length);
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//btAryTranData.CopyTo(this.btAryTranData, 0);
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byte btCK = checkSum(this.btAryTranData, 0, this.btAryTranData.length - 1);
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if (btCK != btAryTranData[nLen - 1]) {
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return;
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}
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this.btPacketType = btAryTranData[0];
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this.btDataLen = btAryTranData[1];
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this.btReadId = btAryTranData[2];
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this.btCmd = btAryTranData[3];
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this.btCheck = btAryTranData[nLen - 1];
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if (nLen > 5) {
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this.btAryData = new byte[nLen - 5];
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for (int nloop = 0; nloop < nLen - 5; nloop++ ) {
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this.btAryData[nloop] = btAryTranData[4 + nloop];
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}
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}
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}
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/**
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* Obtain complete data package
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* @return Data package
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*/
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public byte[] getAryTranData() {
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return this.btAryTranData;
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}
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/**
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* Obtain command parameters of data package, some command without parameters
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* @return commends parameters
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*/
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public byte[] getAryData() {
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return this.btAryData;
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}
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/**
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* Obtain address of reader
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* @return Address of reader
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*/
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public byte getReadId() {
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return this.btReadId;
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}
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/**
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* Obtain command of data package
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* @return command
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*/
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public byte getCmd() {
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return this.btCmd;
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}
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/**
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* Obain head of data, default 0xA0
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* @return head of data
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*/
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public byte getPacketType() {
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return this.btPacketType;
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}
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/**
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* Check head of data
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* @return Result of checking
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*/
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public boolean checkPacketType() {
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return this.btPacketType == HEAD.HEAD;
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}
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/**
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* Calculate checksum
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* @param btAryBuffer data
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* @param nStartPos start position
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* @param nLen Checking length
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* @return Checksum
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*/
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public byte checkSum(byte[] btAryBuffer, int nStartPos, int nLen) {
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byte btSum = 0x00;
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for (int nloop = nStartPos; nloop < nStartPos + nLen; nloop++ ) {
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btSum += btAryBuffer[nloop];
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}
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return (byte)(((~btSum) + 1) & 0xFF);
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}
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}
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