StoredTypeDescriptorFactory Class Reference

StoredTypeDescriptorFactory is an abstract factory defining how StoredTypeDescriptors are instantiated, as described in the design docs. More...

#include <StoredTypeDescriptorFactory.h>

Inheritance diagram for StoredTypeDescriptorFactory:

List of all members.

Public Member Functions
virtual	~StoredTypeDescriptorFactory ()
virtual StoredTypeDescriptor const &	newDataType (StoredTypeDescriptor::Ordinal iTypeOrdinal) const=0
	Instantiates a StoredTypeDescriptor.

---

Detailed Description

StoredTypeDescriptorFactory is an abstract factory defining how StoredTypeDescriptors are instantiated, as described in the design docs.

Definition at line 36 of file StoredTypeDescriptorFactory.h.

---

Constructor & Destructor Documentation

StoredTypeDescriptorFactory::~StoredTypeDescriptorFactory

(

)

[virtual]

Definition at line 38 of file StandardTypeDescriptor.cpp.

{
}

---

Member Function Documentation

virtual StoredTypeDescriptor const& StoredTypeDescriptorFactory::newDataType

(

StoredTypeDescriptor::Ordinal

iTypeOrdinal

)

const [pure virtual]

Instantiates a StoredTypeDescriptor.

TODO: extend this to cover type parameters such as precision and scale?

Parameters:

iTypeOrdinal

the ordinal for the type

Returns:

the corresponding data type object

Implemented in StandardTypeDescriptorFactory.

Referenced by TupleDescriptor::readPersistent(), and CmdInterpreter::readTupleDescriptor().

---

The documentation for this class was generated from the following files:

• /home/pub/open/dev/fennel/tuple/StoredTypeDescriptorFactory.h
• /home/pub/open/dev/fennel/tuple/StandardTypeDescriptor.cpp

---