InitLarq.java

package example;

import com.hp.hpl.jena.query.larq.IndexLARQ;
import com.hp.hpl.jena.query.larq.LARQ;
import org.apache.lucene.index.CorruptIndexException;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.store.FSDirectory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class InitLarq {

    final static Logger log = LoggerFactory.getLogger(InitLarq.class);

    static {
        String loc = "/path/to/lucene/dir";
        IndexReader reader = IndexReader.open(FSDirectory.getDirectory(loc));
        LARQ.setDefaultIndex(new IndexLARQ(reader));
        log.info("Lucene LARQ index set to <{}>", loc);
    }
}

tdb.ttl

[] ja:loadClass "example.InitLarq" .