迭代ResponseBody中的项并将它们放入HashMap Spring Boot中

[
  {"id": 1, "name": "Alice"},
  {"id": 2, "name": "Bob"}
]

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

@RestController
public class MyController {

    @GetMapping("/process-response")
    public Map<Integer, String> processResponse() {
        RestTemplate restTemplate = new RestTemplate();
        String url = "http://example.com/api/data"; // 假设这是你的API URL

        // 假设响应体是List<Person>类型的JSON
        List<Person> persons = restTemplate.getForObject(url, List.class);

        // 将List转换为HashMap
        Map<Integer, String> map = new HashMap<>();
        for (Person person : persons) {
            map.put(person.getId(), person.getName());
        }

        return map;
    }

    // Person类用于映射JSON数据
    private static class Person {
        private int id;
        private String name;

        // getters and setters
        public int getId() { return id; }
        public void setId(int id) { this.id = id; }
        public String getName() { return name; }
        public void setName(String name) { this.name = name; }
    }
}