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package eu.dnetlib.iis.core.workflows.lodexport;
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import eu.dnetlib.data.mapreduce.hbase.lodImport.utils.DB;
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import eu.dnetlib.data.mapreduce.hbase.lodImport.utils.RDFizer;
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import org.apache.log4j.Logger;
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import com.zaxxer.hikari.HikariDataSource;
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import virtuoso.jena.driver.VirtGraph;
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public class ClearGraph {
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private static Logger log = Logger.getLogger(ClearGraph.class);
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public static void main(String[] args) throws Exception {
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log.debug("Clearing up Virtuoso Relations Graph...");
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HikariDataSource ds= null;
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try {
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ds = DB.getDatasource(args[0], args[1], args[2], args[3], args[4], args[5]);
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} catch (Exception e) {
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log.error("Datasource creation failed: " + e.toString(), e);
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System.out.println("Datasource creation failed: " + e.toString());
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}
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RDFizer rdFizer = new RDFizer();
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VirtGraph graph = new VirtGraph(ds);
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try {
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rdFizer.setCheckpoint(ds,"-1");
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rdFizer.clearGraph(args[6], graph);
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graph.close();
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ds.close();
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} catch (Exception e)
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{
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log.error("Failed to clear Graph: " + e.toString(),e);
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System.out.println("Failed to clear Graph: " + e.toString());
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}
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}
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}
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