Speedo: an implementation of JDO compliant personality on top of JORM generic I/O sub-system.

Copyright (C) 2001-2004 France Telecom R&D

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

Overview

The Speedo product is a JDO implementation based on several objectweb frameworks: Jorm, Medor, Perseus. Speedo is built using the component model Fractal of Objectweb.

Architecture

Before trying to understand the Speedo architecture aknownledges on Jorm, Medor, Perseus and Fractal are required.

The following picture represents the Speedo component which is instanciated:

The org.objectweb.speedo.Speedo class is in charge of creating and initializing a Speedo component in respect with the user properties specified on the JDOHelper.