HTTP الصادر وميزانية المتانة

package training.catalog;

import java.net.http.HttpClient;
import java.time.Duration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.JdkClientHttpRequestFactory;
import org.springframework.web.client.RestClient;

@Configuration(proxyBeanMethods = false)
class InventoryClientConfiguration {
    @Bean
    RestClient inventoryClient(RestClient.Builder builder) {
        var transport = HttpClient.newBuilder()
            .connectTimeout(Duration.ofSeconds(1)).build();
        var factory = new JdkClientHttpRequestFactory(transport);
        factory.setReadTimeout(Duration.ofSeconds(2));
        return builder.baseUrl("https://inventory.example.test")
            .requestFactory(factory).build();
    }
}

تُعلن الخلفية والمهلة دون تنفيذ DNS أو TLS أوطلب أوسياق.

public class Main {
static boolean retry(String method,boolean establishedIdempotency,int attempt,int status) {
 boolean repeatable=method.equals("GET")||method.equals("HEAD")||establishedIdempotency;
 return attempt<3 && repeatable && (status==429||status==503);
}
 public static void main(String[] args) throws Exception {
System.out.println(retry("GET",false,1,503));
System.out.println(retry("POST",false,1,503));
System.out.println(retry("POST",true,3,503));
 }
}

true
false
false

تعيد السياسة true,false,false دون HTTP أو إثبات ضمان خادم حقيقي.