Cluster Singleton Job

//def API_KEY = "XXXXXXXXXXXXXX";
def API_KEY = domain.get("api_key");
def API_URL = "https://api.openweathermap.org/data/2.5/weather?q={city}&appid={api}";

while(!THIS.isStopped()){
    
    try{
        
        def res = rest.get(API_URL)
                        .routeParam("city", "New York")
                        .routeParam("api", API_KEY)
                        .asJson()
                        .getBody()
                        .toPrettyString()
                        ;
        log.info(res);
    
    }catch(Exception ex){
        log.error(ex);
    }
    
    util.sleep(10000);
    
}