ApiCacheConfig.java

package br.com.zeroth.zth_product_srv.config;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import java.util.concurrent.TimeUnit;

@Configuration
public class ApiCacheConfig implements WebMvcConfigurer {

   @Override
   public void addInterceptors(InterceptorRegistry registry){
       registry.addInterceptor(
               new CacheControlInterceptor());
   }

   private static class CacheControlInterceptor implements HandlerInterceptor{

       @Override
       public boolean preHandle(HttpServletRequest request,
                                HttpServletResponse response, Object handler){
           response.setHeader(
                   "Cache-Control",
                   "public max-age="+
                           TimeUnit.HOURS.toSeconds(1));
           return true;
       }
   }
}