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package eu.dnetlib.msro.openaireplus.workflows.nodes.index;
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import java.util.List;
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import java.util.Queue;
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import javax.annotation.Resource;
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import com.google.common.collect.Queues;
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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.rmi.MSROException;
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import eu.dnetlib.msro.workflows.nodes.SimpleJobNode;
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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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/**
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* Supercedes eu.dnetlib.msro.openaireplus.workflows.nodes.index.FindSearchServiceJobNode.
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* Returns a queue of SearchService ids that match the xquery and saves it in the env with the name 'searchService_ids'.
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* Use with eu.dnetlib.msro.openaireplus.workflows.nodes.index.SwitchIndexesJobNode
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*
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* @author claudio, alessia
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*/
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public class FindSearchServicesJobNode extends SimpleJobNode {
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/**
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* logger.
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*/
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private static final Log log = LogFactory.getLog(FindSearchServicesJobNode.class); // NOPMD by marko on 11/24/08 5:02 PM
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@Resource
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private UniqueServiceLocator serviceLocator;
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@Value(value = "${dnet.openaire.service.search.lookup.xquery}")
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private String xquery;
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/**
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* {@inheritDoc}
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*
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* @throws ISLookUpException
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* @throws MSROException
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* @see com.googlecode.sarasvati.mem.MemNode#execute(com.googlecode.sarasvati.Engine, NodeToken)
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*/
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@Override
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public String execute(final NodeToken token) throws ISLookUpException, MSROException {
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log.info("lookup for search service: " + getXquery());
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List<String> searchServiceIds = serviceLocator.getService(ISLookUpService.class).quickSearchProfile(getXquery());
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log.info("SearchService found: " + searchServiceIds.size());
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Queue<String> q = Queues.newLinkedBlockingQueue(searchServiceIds);
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if (searchServiceIds.isEmpty()) {
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return "notFound";
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} else {
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token.getEnv().setTransientAttribute("searchService_ids", q);
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return "found";
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}
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}
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public String getXquery() {
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return xquery;
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}
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public void setXquery(final String xquery) {
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this.xquery = xquery;
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}
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}
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