# Common wrapper and helper classes
[Higher level classes]

Collaboration diagram for Common wrapper and helper classes:

## Classes

class | AbstractProtoClass
class | BaseRange
| Numeric interval implementation and accompanying utility methods. More...
class | CallChain
class | DateRange
| Date's interval implementation and accompanying utility methods. More...
class | Hstore
class | IdentifiableTree
class | ImageType
| PHP's image type constants. More...
class | InnerMetaProperty
class | IntegerSet
| Integer's set. More...
class | LightMetaProperty
| Simplified MetaClassProperty for passing information between userspace and MetaConfiguration. More...
class | NamedTree
class | Range
| Integer's interval implementation and accompanying utility methods. More...
class | RequestType
interface | SingleRange
class | TimestampRange