Contains the registered collection processors available 'out of the box' with Spring
Expression Language. They are:
- sort() - sorts a collection
- nonnull() - returns a new collection containing the non-null elements from the input collection
- count() - returns the number of elements in the collection
- min() - returns the minimum element from the input collection
- max() - returns the maximum element from the input collection
- distinct() - returns a new collection where duplicates from the input collection have been removed