@interface NSAggregateExpression : NSExpression { id _collection; } + (BOOL)supportsSecureCoding; - (id)collection; - (id)initWithCollection:(id)a0; - (id)expressionValueWithObject:(id)a0 context:(id)a1; - (unsigned long long)expressionType; - (unsigned long long)hash; - (id)predicateFormat; - (void)dealloc; - (void)allowEvaluation; - (void)acceptVisitor:(id)a0 flags:(unsigned long long)a1; - (void)encodeWithCoder:(id)a0; - (id)constantValue; - (BOOL)isEqual:(id)a0; - (id)initWithCoder:(id)a0; - (id)_expressionWithSubstitutionVariables:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; @end