Indexing.java

package uk.ac.shef.dcs.jate.app;

import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.embedded.EmbeddedSolrServer;
import uk.ac.shef.dcs.jate.JATEException;
import uk.ac.shef.dcs.jate.JATEProperties;
import uk.ac.shef.dcs.jate.indexing.IndexingHandler;
import uk.ac.shef.dcs.jate.io.TikaSimpleDocumentCreator;

import java.io.File;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import org.apache.log4j.Logger;

public class Indexing {
	public static void main(String[] args) throws IOException, JATEException, SolrServerException {
		Logger logger = Logger.getLogger(Indexing.class.getName());
		JATEProperties prop = new JATEProperties(args[0]);
		boolean deletePrevious = Boolean.valueOf(args[2]);
		SolrClient solrClient = new EmbeddedSolrServer(Paths.get(args[3]), args[4]);
		try {
			if (deletePrevious) {
				logger.info("DELETING PREVIOUS INDEX");
				solrClient.deleteByQuery("*:*");
				solrClient.commit();
			}
			logger.info("INDEXING BEGINS");
			IndexingHandler m = new IndexingHandler();
			List<String> files = new ArrayList<>();
			for (File f : new File(args[1]).listFiles())
				files.add(f.toString());

			m.index(files, prop.getIndexerMaxUnitsToCommit(), new TikaSimpleDocumentCreator(), solrClient, prop);
			logger.info("INDEXING COMPLETE");
			System.exit(0);
		} finally {
			solrClient.close();
		}
	}
}