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package eu.dnetlib.msro.workflows.hadoop;
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import java.util.List;
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import javax.annotation.Resource;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import com.google.gson.Gson;
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import com.googlecode.sarasvati.Arc;
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import com.googlecode.sarasvati.NodeToken;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpException;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
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import eu.dnetlib.enabling.locators.UniqueServiceLocator;
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import eu.dnetlib.msro.workflows.nodes.SimpleJobNode;
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public class FetchRelClassesJobNode extends SimpleJobNode {
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private static final Log log = LogFactory.getLog(FetchRelClassesJobNode.class); // NOPMD by marko on 11/24/08 5:02 PM
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private String relClassesProperty;
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private String relClassesName;
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@Resource
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private UniqueServiceLocator serviceLocator;
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@Override
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protected String execute(final NodeToken token) throws Exception {
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String relClasses = new Gson().toJson(fetchRelClasses());
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log.info("loaded relClasses: " + relClasses);
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token.getEnv().setAttribute(getRelClassesName(), relClasses);
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return Arc.DEFAULT_ARC;
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}
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private List<String> fetchRelClasses() throws ISLookUpException {
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String xquery = getPropertyFetcher().getProperty(getRelClassesProperty());
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log.info("Loading relClasses with xquery: " + xquery);
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return serviceLocator.getService(ISLookUpService.class).quickSearchProfile(xquery);
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}
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public String getRelClassesProperty() {
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return relClassesProperty;
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}
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public void setRelClassesProperty(final String relClassesProperty) {
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this.relClassesProperty = relClassesProperty;
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}
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public String getRelClassesName() {
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return relClassesName;
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}
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public void setRelClassesName(final String relClassesName) {
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this.relClassesName = relClassesName;
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}
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}
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