@PreAuthorize, @PreFilter,
@PostAuthorize and @PostFilter annotations. Mainly for internal framework use and liable to change.
| SecurityExpressionHandler<T> | Facade which isolates Spring Security's requirements for evaluating security expressions from the implementation of the underlying expression objects |
| AbstractSecurityExpressionHandler<T> | Base implementation of the facade which isolates Spring Security's requirements for evaluating security expressions from the implementation of the underlying expression objects. |
| DenyAllPermissionEvaluator | A null PermissionEvaluator which denies all access. |
| ExpressionUtils | |
| SecurityExpressionRoot | Base root object for use in Spring Security expression evaluations. |