On disk and in memory molecule store, NTriples writer, RDF/XML parser bugs fixed, Resource API extended and general bugs fixed and other improvements.

Posted by 2008-06-25

JRDF 0.5.4 Released

An important fix to the disk based graph to prevent ConcurrentModificationExceptions and improved support for Resource which makes triples easier to add to the graph.

Posted by 2008-02-05

JRDF 0.5.3 Released

Improved find() performance, finds by node type, bug fixed in RDF/XML parser, allow Literals and URI directly across graphs, and other bug fixes.

Posted by 2008-01-23

JRDF 0.5.2 Released

Supports improved speed and scalability, specifically read/writing large RDF/XML files.

Posted by 2007-11-21

JRDF 0.5.1 Released

Supports improved Resource, Datatype and Persistence support.

Posted by 2007-11-09

JRDF 0.5.0 Released

Support for Java 6, Persistence, Resource API and data type support.

Posted by 2007-08-26

Bug Release - JRDF 0.4.1.1 and GUI 0.3.1.1

Fixes due to an error in wiring the SPARQL query engine.

Posted by 2007-06-05

JRDF 0.4.1 and GUI 0.3.1 Released

First source release with SPARQL implementation, RDF/XML Writer, and NTriples pull and push parser.

Posted by 2007-02-27

JRDF GUI 0.3 Re-Instated

The incompatibilities have been resolved and so the most recent version of the JRDF GUI is back available for download.

Posted by 2006-12-12

SPARQL GUIs Removed

The SPARQL GUI was removed as the implementation is clearly not an accurate representation of the proposed SPARQL algebra.

Posted by 2006-12-03

JRDF SPARQL GUI 0.3 Released

An important bug with projection fixed and code cleanup (including 25% performance increase).

Posted by 2006-11-16

JRDF SPARQL GUI 0.2 Released

Bug fix release - mainly revolving around passing DAWG Testcases.

Posted by 2006-08-19

JRDF SPARQL GUI 0.1 Released

A simple GUI for executing SPARQL queries on RDF/XML files. Currently implements SELECT (both * and variables), join (.), UNION and OPTIONAL.

Posted by 2006-08-12

JRDF 0.3.4.3 Release

Another fix to the RDF/XML parser.

Posted by 2006-06-24

JRDF 0.4.0 Released

First version supporting Java 1.5 only. Start of SPARQL querying and graph and relational operations. Bugs fixed relating to RDF/XML parser.

Posted by 2006-04-03

JRDF 0.3.4.2 Released

Further fixes to the RDF/XML parser including correctly parsing XML Literals.

Posted by 2005-11-24

JRDF 0.3.4.1 Released

Fixes to the RDF/XML parser. Now correctly parses files with nested xml:bases and empty resources ("") now resolve to the filename rather than to the directory of the file.

Posted by 2005-10-08