Class ReadCSV

src/main/java/Preprocess/ReadCSV.java:13–108

import java.util.List;

public class ReadCSV {

    //public static List<HashMap> list = new ArrayList<>();
    public static List<List> listAll = new ArrayList<>();

    public List<List> getListAll() {
        return listAll;
    }

    public void setListAll(List<List> listAll) {
        this.listAll = listAll;
    }

    public static void main(String[] args) {

        String csvFile = "C:/Users/18710/Desktop/csv/GRAPHDB_PUBLIC_METHODS.csv";

        CSVReader reader = null;
        try {
            reader = new CSVReader(new FileReader(csvFile));
            String[] line;
            String result = null;
            int num = 0;
            while ((line = reader.readNext()) != null&&num<2) {
                List<HashMap> list = new ArrayList<>();
                if(num==0){
                    num++;
                    continue;
                }
                    HashMap<Integer,String> map = new HashMap<>();
                    //System.out.println("Params ="+line[15]);
                    result = line[15];

                    //System.out.println("1:"+result);
                    result = result.replaceAll("\"","");
                    //System.out.println("2:"+result);
                    result = result.substring(1,result.length()-1);
                    if(result.isEmpty()){
                        //System.out.println("为空");
                        List<HashMap> l = new LinkedList<>();
                        listAll.add(l);
                        num++;
                        continue;
                    }
                    System.out.println("3:"+result);
                    String str1;
                    if(result.contains("],")){
                        str1 = result.substring(result.indexOf("["),result.indexOf(",",result.indexOf(",")+1));
                    }else{
                        str1 = result.substring(result.indexOf("["),result.indexOf("]")+1);
                    }
                    System.out.println("4:"+str1);
                    int key = Integer.parseInt(str1.substring(1,str1.indexOf(",")));
                    //System.out.println("5:"+key);
                    String value = str1.substring(str1.indexOf(",")+1, str1.lastIndexOf("]"));
                    //System.out.println("6:"+value);
                    map.put(key,value);
                    //System.out.println(JSON.toJSON(map));