ConStore is a light-weight model-oriented storage facility for concept networks (Concept-Nets) with seamless object-oriented programming interface. Concept-Nets can be viewed as arbitrary graphs where the vertices as concepts and the edges as Relations.
The JCA 1.5 compliant resource adapter provided by this project grants J2EE 1.4 components access to files hosted on file systems. J2EE components can use it to load and store files on local and remote file systems.