带有path变量的RestTemplate GET方法

import org.springframework.web.client.RestTemplate;

public class RestTemplateExample {

    public static void main(String[] args) {
        RestTemplate restTemplate = new RestTemplate();
        String url = "https://api.example.com/users/{userId}";

        // 使用占位符 {userId} 来表示 path 变量
        String userId = "123";
        User user = restTemplate.getForObject(url, User.class, userId);

        System.out.println(user);
    }
}

class User {
    private String id;
    private String name;

    // getters and setters
}

HttpComponentsClientHttpRequestFactory requestFactory = new HttpComponentsClientHttpRequestFactory();
requestFactory.setConnectTimeout(5000); // 5秒
requestFactory.setReadTimeout(5000); // 5秒
RestTemplate restTemplate = new RestTemplate(requestFactory);

TrustManager[] trustAllCerts = new TrustManager[]{
    new X509TrustManager() {
        public java.security.cert.X509Certificate[] getAcceptedIssuers() {
            return null;
        }
        public void checkClientTrusted(
            java.security.cert.X509Certificate[] certs, String authType) {
        }
        public void checkServerTrusted(
            java.security.cert.X509Certificate[] certs, String authType) {
        }
    }
};

SSLContext sc = SSLContext.getInstance("SSL");
sc.init(null, trustAllCerts, new java.security.SecureRandom());
HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());

RestTemplate restTemplate = new RestTemplate();