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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 org.springframework.beans.factory.annotation.Value;
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import com.google.common.base.Splitter;
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import com.google.common.collect.Lists;
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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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/**
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* This jobNode resolves the original datasource ids to the list of md store ids holding the relative cleaned records.
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*
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* @author claudio
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*
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*/
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public class MDStoreDatasourceResolverJobNode extends SimpleJobNode {
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private static final Log log = LogFactory.getLog(MDStoreDatasourceResolverJobNode.class); // NOPMD by marko on 11/24/08 5:02 PM
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private String originalDatasourceIdsCSV;
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@Value("${dnet.openaire.dataload.datasource.mdstores.xquery}")
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private String xqueryTemplate;
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@Resource
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private UniqueServiceLocator serviceLocator;
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@Override
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public String execute(final NodeToken token) throws Exception {
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log.info("resolving MDStore ids for datasources: " + getOriginalDatasourceIdsCSV());
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final List<String> mdIds = Lists.newArrayList();
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for (final String originalId : splitter().split(getOriginalDatasourceIdsCSV())) {
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mdIds.addAll(resolveMdIds(originalId));
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}
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log.info(String.format("adding %s mdStore ids in wf env", mdIds.size()));
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token.getEnv().setAttribute("mdId", new Gson().toJson(mdIds));
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return Arc.DEFAULT_ARC;
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}
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// @Cacheable(value = "mdIds", key = "#acronym")
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public List<String> resolveMdIds(final String id) throws ISLookUpException {
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log.info("Resolving mdID for " + id + ". Cache not used.");
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final String xQuery = String.format(xqueryTemplate, id);
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final List<String> mdIds = serviceLocator.getService(ISLookUpService.class).quickSearchProfile(xQuery);
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return mdIds;
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}
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private Splitter splitter() {
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return Splitter.on(",").trimResults().omitEmptyStrings();
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}
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public String getOriginalDatasourceIdsCSV() {
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return originalDatasourceIdsCSV;
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}
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public void setOriginalDatasourceIdsCSV(final String originalDatasourceIdsCSV) {
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this.originalDatasourceIdsCSV = originalDatasourceIdsCSV;
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}
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}
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