Detect RDF serialization format used for a given data stream.

Usage

<repository>
    <id>org.aksw.maven.internal</id>
    <name>University Leipzig, AKSW Maven2 Repository</name>
    <url>https://maven.aksw.org/repository/internal</url>
</repository>

<dependency>
    <groupId>org.dice-research</groupId>
    <artifactId>rdfdetector</artifactId>
    <version>1.0.0</version>
</dependency>

import org.apache.jena.riot.Lang;
import org.dice_research.rdfdetector.RdfSerializationDetector;

RdfSerializationDetector detector = new RdfSerializationDetector();

BufferedInputStream stream = /* ... */;
for (Lang lang : detector.detect(stream)) { /* ... */ }

Source

https://github.com/dice-group/rdfdetector

Supported formats and the corresponding automatons

N-Quads

https://www.w3.org/TR/2014/REC-n-quads-20140225/

Notation3

https://www.w3.org/TeamSubmission/2011/SUBM-n3-20110328/

TriG

https://www.w3.org/TR/2014/REC-trig-20140225/

JSON-LD

https://www.w3.org/TR/2014/REC-json-ld-20140116/

RDFJSON

https://www.w3.org/TR/2013/NOTE-rdf-json-20131107/

RDF/XML

https://www.w3.org/TR/2014/REC-rdf-syntax-grammar-20140225/

TriX

https://www.hpl.hp.com/techreports/2004/HPL-2004-56.pdf

HDT

http://www.rdfhdt.org/hdt-internals/

Other formats

Turtle and N-Triples are supported as subsets of Notation3.