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package eu.dnetlib.msro.workflows.nodes.hadoop;
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import java.util.List;
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import eu.dnetlib.msro.workflows.graph.Arc;
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import eu.dnetlib.msro.workflows.procs.Env;
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import eu.dnetlib.rmi.data.hadoop.HadoopService;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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public class GetHBaseTableDescriptionJobNode extends AbstractHBaseAdminJobNode {
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private static final Log log = LogFactory.getLog(GetHBaseTableDescriptionJobNode.class); // NOPMD by marko on 11/24/08 5:02 PM
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@Override
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protected String execute(final Env env) throws Exception {
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log.info("getting table description: '" + getTableName() + "' on cluster: '" + getCluster() + "'");
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final List<String> columns = getServiceLocator().getService(HadoopService.class).describeHbaseTable(getCluster(), getTableName());
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log.debug(String.format("table '%s': " + columns, getTableName()));
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env.setAttribute(getTableColumnsParamName(), asCSV(columns));
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return Arc.DEFAULT_ARC;
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}
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}
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