修改plc连接读取失败导致无法重新链接

huang

2025-09-03 6c9369ab9b7da99687857004470e8d7824eb69ae

 JiuMuMesParent/common/servicebase/src/main/java/com/mes/service/PlcAgreement.java

@@ -20,11 +20,11 @@
@Slf4j
public class PlcAgreement {

    public Socket socket =null;//通讯
    //public Socket socket =null;//通讯
    /**
     * 协议参数
     */
    private List<String> parameterKeys=null;
    private List<String> parameterKeys=new ArrayList<>();
    private Map<String,PlcParameter> parameters=null;
    /**
     * 协议路径
@@ -40,11 +40,12 @@
    public int plcAddressLength=0;
    //类似序列号（4）+协议标志（4）+长度（4）+从站地址（2）+功能代码（2）+起始地址（4）+读取数量（4） "000100000006010300000032"
    public String requestHead=null;

    PlcAgreement(){
        jsonFilePath = System.getProperty("user.dir") + "../../JsonFile/PlcCacheGlass.json";
    private PlcAgreement(){}
    PlcAgreement(String fileName){
        //jsonFilePath = "D:/mes/JsonFile/"+fileName+".json";
        jsonFilePath = System.getProperty("user.dir") + "/JsonFile/"+fileName+".json";
        boolean initSuccess=initword();
        log.info("初始化PlcCacheGlass："+initSuccess);
        //log.info("初始化PlcCacheGlass："+initSuccess);
    }
    //初始化word
    public boolean initword() {
@@ -63,20 +64,20 @@
            fileReader.close();

            JSONObject jsonFile = new JSONObject(content.toString());

            //log.info("读取内容：{}",jsonFile);
            JSONArray jsonArray = jsonFile.getJSONArray("parameterInfo");

            this.plcAddressBegin=jsonFile.getStr("plcAddressBegin");//设置起始位地址
            this.plcAddressLength=Integer.valueOf(jsonFile.getStr("plcAddressLength"));//设置地址长度
            this.requestHead=jsonFile.getStr("requestHead");//设置请求头部

            for (int i = 0; i < jsonArray.size(); i++) {
                JSONObject parameterObj = jsonArray.getJSONObject(i);
                String code = parameterObj.getStr("code");
                String code = parameterObj.getStr("codeId");
                PlcParameter plcParameter = new PlcParameter(
                        code,
                        Integer.valueOf(parameterObj.getStr("addressIndex")),
                        Integer.valueOf(parameterObj.getStr("addressLength")),""); //参数实例
                        Integer.valueOf(parameterObj.getStr("addressLength")),
                        parameterObj.getStr("type")); //参数实例
                parameterKeys.add(code);
                parameters.put(code,plcParameter);
            }
@@ -86,46 +87,22 @@
        }
        return false;
    }

    //读取数据
    public void read()throws Exception{
        int bufSizes = 0;
        byte[] msgs = new byte[2048];
        //写入读取地址
        DataOutputStream outToServer = new DataOutputStream(socket.getOutputStream());
        outToServer.write(HexConversion.stringToInt(this.requestHead));
        outToServer.flush();
        //读取内容
        DataInputStream in = new DataInputStream(socket.getInputStream());
        bufSizes = in.read(msgs);
        String message = HexConversion.byteToHexString(bufSizes, msgs);//十进制字节数组转十六进制字符串
        //获取参数值
        for (String key:parameters.keySet()){
            parameters.get(key).setReadValue(message);
    //获取此地址全部参数
    public Map<String,PlcParameter> getPlcParameters(){
        return parameters;
    }
    //通过参数名称获取
    public PlcParameter getPlcParameter(String name){
        return parameters.get(name);
    }
    //通过参数序号获取
    public PlcParameter getPlcParameter(int index){
        String key=parameterKeys.get(index);
        if(key!=null&& !key.isEmpty()){
            return this.getPlcParameter(key);
        }
    }
    //写入数据
    public void write(String key,String writeValue)throws Exception{
        parameters.get(key);
        if (writeValue != null && !"".equals(writeValue)) {
            //写入发送数据
            DataOutputStream out = new DataOutputStream(socket.getOutputStream());
            out.write(HexConversion.stringToInt(writeValue));
            out.flush();
        }
    }
    //写
    public String message(String senddate, String address) {
        String Herd = "0110" + address;
        int length = senddate.length() / 4;
        String dates = Herd + HexUtil.intTo2ByteHex(length) + HexUtil.intTo1ByteHex(length * 2) + senddate;
        int lengths = dates.length() / 2;
        String date = "00000000" + HexUtil.intTo2ByteHex(lengths) + dates;
        return date;
    }

    public String getValueString(String key){
        return parameters.get(key).toString();
        log.info("无效下标:{},下标范围:0-{}",index,parameterKeys.size());
        return null;
    }
    public int getValueInt(){
        return 0;