/**
 * Логирование
 */
import com.haulmont.cuba.core.app.serialization.EntitySerializationAPI;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
private _(Object obj, String... options){
    if(options.size() == 0){log(obj)}
    for(def option : options){
        if(option.equals("str")){log(obj)}
        if(option.equals("for")){obj.each({_(it)})}
        if(option.equals("json")){
            EntitySerializationAPI entitySerializationAPI = AppBeans.get(EntitySerializationAPI.NAME)
            try{log(entitySerializationAPI.toJson(obj))}
            catch(Exception e){log("JSON serialization failed")}
        }
        if(option.equals("date")){
            DateFormat df = new SimpleDateFormat("dd.MM.yyyy");
            try{log(df.format(obj))}
            catch(Exception e){log("Failed date format")}
        }
    }
}
private log(Object obj){log.debug(obj)}