/**
* Specifies in-memory Set/Map sorting using a specified {@link Comparator} for sorting.
*
* NOTE : Sorting is different than ordering (see {@link OrderBy}) which is applied during the SQL SELECT.
*
* For sorting based on natural sort order, use {@link SortNatural} instead. It is illegal to combine
* {@link SortComparator} and {@link SortNatural}.
*
* @see OrderBy
* @see SortComparator
*
* @author Steve Ebersole
*/
@Target({METHOD, FIELD})
@Retention(RUNTIME)
public @interface SortComparator {
/**
* Specifies the comparator class to use.
*/
Class<? extends Comparator<?>> value();
}
在注释中可以看到Set/Map，注解加在List上是不行的，List改成Set就OK了
