forked from D-Net/dnet-hadoop
46 lines
1.9 KiB
Java
46 lines
1.9 KiB
Java
package eu.dnetlib.dhp.graph.utils;
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import com.google.common.base.Joiner;
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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 org.dom4j.Document;
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import org.dom4j.DocumentException;
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import org.dom4j.Node;
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import org.dom4j.io.SAXReader;
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import java.io.Serializable;
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import java.io.StringReader;
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import java.util.HashMap;
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public class ContextMapper extends HashMap<String, ContextDef> implements Serializable {
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private static final long serialVersionUID = 2159682308502487305L;
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private final static String XQUERY = "for $x in //RESOURCE_PROFILE[.//RESOURCE_TYPE/@value='ContextDSResourceType']//*[name()='context' or name()='category' or name()='concept'] return <entry id=\"{$x/@id}\" label=\"{$x/@label|$x/@name}\" name=\"{$x/name()}\" type=\"{$x/@type}\"/>";
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public static ContextMapper fromIS(final String isLookupUrl) throws DocumentException, ISLookUpException {
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ISLookUpService isLookUp = ISLookupClientFactory.getLookUpService(isLookupUrl);
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StringBuilder sb = new StringBuilder("<ContextDSResources>");
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Joiner.on("").appendTo(sb, isLookUp.quickSearchProfile(XQUERY));
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sb.append("</ContextDSResources>");
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return fromXml(sb.toString());
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}
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public static ContextMapper fromXml(final String xml) throws DocumentException {
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final ContextMapper contextMapper = new ContextMapper();
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final Document doc = new SAXReader().read(new StringReader(xml));
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for (Object o : doc.selectNodes("//entry")) {
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Node node = (Node) o;
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String id = node.valueOf("./@id");
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String label = node.valueOf("./@label");
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String name = node.valueOf("./@name");
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String type = node.valueOf("./@type") + "";
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contextMapper.put(id, new ContextDef(id, label, name, type));
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}
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return contextMapper;
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}
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}
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