/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package dev;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import org.apache.jena.larq.IndexBuilderModel;
import org.apache.jena.larq.IndexBuilderString;
import org.apache.jena.larq.IndexWriterFactory;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.store.FSDirectory;
import com.hp.hpl.jena.query.Dataset;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.StmtIterator;
import com.hp.hpl.jena.tdb.TDBFactory;
import com.hp.hpl.jena.tdb.base.file.Location;
public class Run {
public static void main(String[] args) throws IOException {
if ( args.length != 2 ) {
System.out.println("Usage: Run <tdb location> <lucene index location>");
System.exit(-1);
}
Location location = new Location(args[0]);
Dataset dataset = TDBFactory.createDataset(location);
FSDirectory dir = FSDirectory.open(new File(args[1]));
IndexWriter indexWriter = IndexWriterFactory.create(dir) ;
IndexBuilderModel larqBuilder = new IndexBuilderString(indexWriter) ;
Model defaultModel = dataset.getDefaultModel();
index (larqBuilder, defaultModel);
for ( Iterator<String> iter = dataset.listNames() ; iter.hasNext() ; ) {
String g = iter.next() ;
index(larqBuilder, dataset.getNamedModel(g)) ;
}
}
private static void index(IndexBuilderModel larqBuilder, Model model) {
StmtIterator sIter = model.listStatements() ;
larqBuilder.indexStatements(sIter) ;
}
}