# Higher level classes

Useful stuff for building complex and scalable applications. More...

Collaboration diagram for Higher level classes:

## Classes

interface | PrototypedEntity

## Modules

| Common wrapper and helper classes
| Root classes for building DAO hierarchies
| Object queries API
| Things based on Standard PHP Library
| Various accompanying utilities
| Spring-like webflow tools
| Diffie-Hellman Key Agreement Method (RFC-2631) implementation
| Object Query Language based on Criteria
| OpenId implementation
| Calendar representation's helpers
| Internet standarts implementations
| Mathematical utilities
| Various markups implementations

## Detailed Description

Useful stuff for building complex and scalable applications.