org.rdfhdt.hdt.fuseki.HDTGenerateIndex Maven / Gradle / Ivy

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Fuseki SPARQL Endpoint on top of HDT

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package org.rdfhdt.hdt.fuseki;

import java.io.IOException;

import org.rdfhdt.hdt.hdt.HDT;
import org.rdfhdt.hdt.hdt.HDTManager;
import org.rdfhdt.hdt.listener.ProgressListener;

public class HDTGenerateIndex {
	public static void main(String[] args) {
		try {
			if(args.length!=1) {
				System.out.println("HDTGenerateIndex ");
				System.exit(-1);
			}

			String hdtFileName = args[0];

			HDT hdt = HDTManager.mapHDT(hdtFileName, null);

			if(hdtFileName.endsWith(".gz")) {
				hdtFileName = hdtFileName.substring(0, hdtFileName.length()-3);
			}
			System.out.println("Generating "+hdtFileName+".index");
			HDTManager.indexedHDT(hdt, new ProgressListener() {
				@Override
				public void notifyProgress(float level, String message) {
//					System.out.println(message + "\t"+ Float.toString(level));
				}
			}).close();
		} catch (IOException e) {
			e.printStackTrace();
			System.exit(-1);
		}
    }
}