https://github.com/setzer22/jena-clj

An idiomatic clojure wrapper to the Jena API
https://github.com/setzer22/jena-clj

clojure jena ontology rdf

Last synced: 3 months ago
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An idiomatic clojure wrapper to the Jena API

• Host: GitHub
• URL: https://github.com/setzer22/jena-clj
• Owner: setzer22
• License: lgpl-3.0
• Created: 2017-05-28T08:22:17.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2021-11-08T17:28:33.000Z (about 3 years ago)
• Last Synced: 2024-09-28T17:40:54.067Z (4 months ago)
• Topics: clojure, jena, ontology, rdf
• Language: Clojure
• Size: 19.5 KB
• Stars: 13
• Watchers: 3
• Forks: 5
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • License: LICENSE

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README

        
# jena-clj

An idiomatic clojure wrapper to the Jena ontology management library. 

## Install

### Leiningen / Boot:

```clj

[jena-clj "0.1.0"]

```

### Gradle 

``` gradle

compile "jena-clj:jena-clj:0.1.0"

```

### Maven

``` xml

  jena-clj

  jena-clj

  0.1.0

```

## Usage

Some usage examples:

``` clj

(require '[jena-clj.triplestore :as ts])

(import '[org.apache.jena.query ReadWrite])

(defonce db (ts/init-database "path/to/triplestore") ; If it doesn't exist, it creates one

(with-transaction db ReadWrite/WRITE

  (ts/insert-rdf db "path/to/rdf/or/ttl/file")) ; Loads a whole RDF file into triplestore

  

(with-transaction db ReadWrite/READ

  (ts/select-query 

    "prefix rdf:  

     SELECT ?uri ?name

     WHERE {?uri rdf:name ?name}")) ; Returns a lazy sequence with all results.

```

Take a look at triplestore.clj source for more!

### Features

- TDB Triplestore management

- SPARQL queries

## License

Copyright © 2017 setzer22

Distributed under the GNU General Public License v3.0