package com.dy.pipirrComCreator.p206V1;
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import com.dy.common.mw.protocol.p206V1.parse.global.GlCreate;
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import com.dy.common.util.ByteUtil;
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import com.dy.common.util.ByteUtilUnsigned;
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import com.dy.common.util.IPUtils;
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import com.dy.common.util.NumUtil;
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/**
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* @Author: liurunyu
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* @Date: 2025/5/7 11:25
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* @Description
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*/
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public class P206V1Cd21 extends P206V1Cd {
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public static final String ComCode = "21" ;
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public String checkParams(String ...params){
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if(params.length != 2){
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return "只有IP和端口两个参数" ;
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}
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if(!IPUtils.ipValid(params[0])){
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return "IP地址不正确" ;
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}
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if(IPUtils.internalIp(params[0])){
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return "IP地址必须是外网IP" ;
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}
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if(!NumUtil.isPlusIntNumber(params[1])){
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return "端口号必须是正整数" ;
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}
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int port = Integer.parseInt(params[1]) ;
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if(port < 1 || port > 65535){
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return "端口号必须在1-65535之间" ;
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}
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return null ;
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}
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public String helpInfo() {
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return ComCode + " *...* *...*[Enter](设置服务端IP和端口)" ;
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}
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/**
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* 构造命令数据（十六进制）
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* @return 字符串
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* @throws Exception 异常
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*/
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public String hex(String rtuAddr, String ...params) throws Exception {
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byte[] bytes = bs(rtuAddr, params) ;
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return ByteUtil.bytes2Hex(bytes, false) ;
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}
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/**
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* 构造命令数据（字节数组）
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* @return 字节数组
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* @throws Exception 异常
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*/
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public byte[] bs(String rtuAddr, String ...params) throws Exception {
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byte[] bytes = createHead(rtuAddr, ComCode, P206V1Cd.CTRL);
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byte n = 0 ;
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byte[] bs = new byte[14] ;
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String[] ip = params[0].split("\\.") ;
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ByteUtilUnsigned.byte2Byte(bs, Byte.parseByte(ip[0]), n++);
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ByteUtilUnsigned.byte2Byte(bs, Byte.parseByte(ip[1]), n++);
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ByteUtilUnsigned.byte2Byte(bs, Byte.parseByte(ip[2]), n++);
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ByteUtilUnsigned.byte2Byte(bs, Byte.parseByte(ip[3]), n++);
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ByteUtilUnsigned.short2Bytes_LE(bs, Short.parseShort(params[1]), n);
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n += 2 ;
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GlCreate.createPw(bs, n);
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n += 2 ;
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GlCreate.createTp(bs, n);
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bytes = ByteUtil.bytesMerge(bytes, bs);
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GlCreate.createLen(bytes);//长度放字节数组中
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byte[] bsTail = GlCreate.createCrcTail4P206(bytes) ;//CRC和尾叠加字节数组中
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bytes = ByteUtil.bytesMerge(bytes, bsTail) ;
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return bytes ;
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}
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public static void main(String[] args) throws Exception {
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String[] ps = new String[]{"1.2.3.4", "123"} ;
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new P206V1Cd21().hex("530115059980", ps) ;
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}
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}
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