Multi thread implementation rewrites run (), how to inject and use mapper file to operate database

public class EchoThread implements Runnable{
private Socket client;

InputStream inputStream;private TestUtils testUtils;

// @Autowired
// private EquipmentMapper equipmentMapper = SpringContextUtil.getBean(EquipmentMapper.class);
@Autowired
private EquipmentMapper equipmentMapper;

public EchoThread(Socket client){    this.client=client;}@[email protected] void run() {    //this.equipmentMapper= BeanContext.getApplicationContext().getBean(EquipmentMapper.class);    try {        while (true){            inputStream=client.getInputStream();            byte[] bytes = new byte[1024];            inputStream.read(bytes);            String string = new String(bytes);            System.out.println(" I am the number that comes from "+string);            String[] str = string.split("AAAA");            StringBuffer sb = new StringBuffer();            List<Equipment> equipmentList = new ArrayList<>();            List storage = new ArrayList();            Equipment equipment = new Equipment();            System.out.println(" I am a str"+str);            //String sql = "INSERT INTO TABLE_NAME VALUES (?,?,?)";// Insert sql            for (int i=0; i<str.length;i++){                String dd =str[i].toString();                System.out.println(" I am a dd Number after separation "+dd);                String ee=dd.substring(0,6);                System.out.println(" I am a ee Number after separation "+ee);                if(ee.equals("040302") ){                    String ee1=dd.substring(6,10);                    // System.out.println(" I am the latest test "+ee1);                    long put_Vlue = Long.parseLong(ee1, 16);//Long.parseLong( character string , The string is hexadecimal )                    storage.add(" Dissolved oxygen (do) ："+put_Vlue*0.001);                    // System.out.println(put_Vlue);// Output results                     //System.out.println(" I, I, I, I, I, I "+storage);                    System.out.println(" Dissolved oxygen (do) ："+put_Vlue);                    equipment.setDissolvedName(" Dissolved oxygen (do) ");                    equipment.setDissolvedValue(put_Vlue*0.001);                    equipmentList.add(equipment);                    System.out.println(" I am yes yes yes "+equipmentList);                }else if(ee.equals("050404")){                    String ee1=dd.substring(6,10);                    String ee2=dd.substring(10,14);                    //System.out.println(" I am the latest test "+ee2);                    long put_Vlue = Long.parseLong(ee1, 16);//Long.parseLong( character string , The string is hexadecimal )                    long put_Vlue2 = Long.parseLong(ee2, 16);                    storage.add(" Soil temperature and humidity ："+put_Vlue*0.1+","+put_Vlue2*0.1);                    System.out.println(" Soil temperature and humidity ");                    equipment.setSoilName(" Soil temperature and humidity ");                    equipment.setSoilValue(put_Vlue*0.1);                   // equipment.setSoilValue(String.valueOf(put_Vlue2*0.1));                    equipmentList.add(equipment);                }else if(ee.equals("070302")){                    String ee1=dd.substring(6,10);                    long put_Vlue = Long.parseLong(ee1, 16);                    storage.add(" turbidity ："+put_Vlue*0.01);                    System.out.println(" turbidity ");                    equipment.setTurbidityName(" turbidity ");                    equipment.setTurbidityValue(put_Vlue*0.01);                    equipmentList.add(equipment);                }else if(ee.equals("030302")){                    String ee1=dd.substring(6,10);                    long put_Vlue = Long.parseLong(ee1, 16);                    storage.add(" The water quality PH："+put_Vlue*0.01);                    System.out.println(" The water quality PH");                    equipment.setWaterName(" The water quality PH");                    equipment.setWaterValue(put_Vlue*0.01);                    equipmentList.add(equipment);                }else if(ee.equals("060302")){                    String ee1=dd.substring(6,10);                    long put_Vlue = Long.parseLong(ee1, 16);                    storage.add(" soil PH："+put_Vlue*0.01);                    System.out.println(" soil PH");                    equipment.setSoilPHName(" soil PH");                    equipment.setSoilPHValue(put_Vlue*0.01);                    equipmentList.add(equipment);                }else if(ee.equals("010302")){                    String ee1=dd.substring(6,10);                    long put_Vlue = Long.parseLong(ee1, 16);                    storage.add(" The water temperature ："+put_Vlue*1);                    System.out.println(" The water temperature ");                    equipment.setTemperatureName(" The water temperature ");                    equipment.setTemperatureValue(put_Vlue*1);                    equipmentList.add(equipment);                }else if(ee.equals("080304")){                    String ee1=dd.substring(6,14);                    System.out.println(" Open channel flowmeter ");                    equipment.setChannelName(" Open channel flowmeter ");                    equipment.setChannelValue(30.2);                    equipmentList.add(equipment);                }else if(ee.equals("020302")){                    String ee1=dd.substring(6,10);                    long put_Vlue = Long.parseLong(ee1, 16);

// storage.add(" The water level ："+put_Vlue0.001);
System.out.println(" The water level ");
equipment.setWaterlevelNmae(" The water level ");
equipment.setWaterlevelValue(put_Vlue0.001);
equipmentList.add(equipment);
}else{
System.out.println(" No data ");
}
}
System.out.println(" I am the last one to pass list"+equipmentList);
equipmentMapper.equipserter(equipmentList);

 } } catch (IOException e) { e.printStackTrace(); }}

}

I want to call mapper Put the data into the database , But the call is always null, How to solve this problem for those who know