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package eu.dnetlib.enabling.is.registry;
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import java.io.IOException;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.ParserConfigurationException;
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import javax.xml.xpath.XPath;
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import javax.xml.xpath.XPathExpressionException;
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import javax.xml.xpath.XPathFactory;
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import org.w3c.dom.Document;
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import org.xml.sax.SAXException;
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/**
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* Resolves resource kinds (pending and normal from the application profile xml file).
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*
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* @author marko
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*
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*/
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public class ApplicationProfileResourceKindResolver implements ResourceKindResolver {
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/**
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* information space application profile. Contains, among others, mappings for the.. TODO: move to a DAO.
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*
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*/
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private Document appProfile;
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public ApplicationProfileResourceKindResolver() {
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try {
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appProfile = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(
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getClass().getResourceAsStream("DRIVERInformationSpaceApplicationProfile.xml"));
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} catch (SAXException e) {
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throw new IllegalStateException("cannot parse information space application profile", e);
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} catch (IOException e) {
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throw new IllegalStateException("cannot parse information space application profile", e);
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} catch (ParserConfigurationException e) {
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throw new IllegalStateException("cannot parse information space application profile", e);
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}
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}
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/**
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* get the default resource kind associated with a given resource type.
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*
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* @param resourceType
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* resource type
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* @return resourceType
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* @throws XPathExpressionException
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* happens?
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*/
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@Override
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public String getNormalKindForType(final String resourceType) throws XPathExpressionException {
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final XPath xpath = XPathFactory.newInstance().newXPath();
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final String res = xpath.evaluate("//RESOURCE_TYPE[text() = '" + resourceType + "']/../../RESOURCE_KIND", appProfile);
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if (res.isEmpty())
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return null;
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return res;
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}
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/**
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* find the associated pending typology for a given resource type.
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*
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* @param resourceType
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* resource type
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* @return pending resource kind
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* @throws XPathExpressionException
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* shouldn't happen
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*/
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@Override
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public String getPendingKindForType(final String resourceType) throws XPathExpressionException {
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final XPath xpath = XPathFactory.newInstance().newXPath();
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final String res = xpath.evaluate("//RESOURCE_TYPE[text() = '" + resourceType + "']/../../PENDING_TYPOLOGY", appProfile);
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if (res.isEmpty())
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throw new NoSuchPendingCategoryException("no pending category for " + resourceType);
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return res;
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}
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}
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