Gson:应为字符串，但在第1行第3列路径$[0]处为BEGIN_OBJECT

import com.google.gson.Gson;

public class GsonExample {
    public static void main(String[] args) {
        String jsonString = "{\"name\":\"John\", \"age\":30, \"city\":\"New York\"}";

        Gson gson = new Gson();
        Person person = gson.fromJson(jsonString, Person.class);

        System.out.println("Name: " + person.getName());
        System.out.println("Age: " + person.getAge());
        System.out.println("City: " + person.getCity());
    }

    static class Person {
        private String name;
        private int age;
        private String city;

        // Getters and setters

        public String getName() {
            return name;
        }

        public void setName(String name) {
            this.name = name;
        }

        public int getAge() {
            return age;
        }

        public void setAge(int age) {
            this.age = age;
        }

        public String getCity() {
            return city;
        }

        public void setCity(String city) {
            this.city = city;
        }
    }
}