94 lines
3.1 KiB
Java
94 lines
3.1 KiB
Java
package org.gcube.infrastructure.detachedres.detachedreslibrary.server.is;
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import java.util.Iterator;
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import java.util.List;
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import org.gcube.common.resources.gcore.GenericResource;
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import org.gcube.common.resources.gcore.ScopeGroup;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.infrastructure.detachedres.detachedreslibrary.server.is.obj.DetachedREsJAXB;
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import org.gcube.infrastructure.detachedres.detachedreslibrary.shared.Constants;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.impl.JAXBParser;
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import org.gcube.resources.discovery.client.queries.api.SimpleQuery;
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import org.gcube.resources.discovery.icclient.ICFactory;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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*
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* @author Giancarlo Panichi
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*
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*
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*/
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public class InformationSystemUtils {
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private static Logger logger = LoggerFactory.getLogger(InformationSystemUtils.class);
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public static DetachedREsJAXB retrieveDetachedREs(String scope) throws Exception {
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try {
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if (scope == null || scope.length() == 0)
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return null;
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ScopeProvider.instance.set(scope);
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logger.debug("Retrieve DetachedREs in scope: " + scope);
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SimpleQuery query = ICFactory.queryFor(GenericResource.class);
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query.addCondition("$resource/Profile/SecondaryType/text() eq '" + Constants.DETACHED_RES_CATEGORY + "'")
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.addCondition("$resource/Profile/Name/text() eq '" + Constants.DETACHED_RES_NAME + "'")
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.setResult("$resource");
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DiscoveryClient<GenericResource> client = ICFactory.clientFor(GenericResource.class);
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List<GenericResource> detachedREsDataResources = client.submit(query);
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logger.debug("Resources: " + detachedREsDataResources);
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DetachedREsJAXB detachedREsJAXB = null;
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for (GenericResource genericResource : detachedREsDataResources) {
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if (genericResource.scopes() != null) {
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ScopeGroup<String> scopes = genericResource.scopes();
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Iterator<String> iterator = scopes.iterator();
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String scopeFound = null;
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boolean found = false;
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while (iterator.hasNext() && !found) {
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scopeFound = iterator.next();
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if (scopeFound.compareTo(scope) == 0) {
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found = true;
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}
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}
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if (found) {
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try {
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JAXBParser<DetachedREsJAXB> parser = new JAXBParser<DetachedREsJAXB>(DetachedREsJAXB.class);
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logger.debug("Body: " + genericResource.profile().bodyAsString());
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detachedREsJAXB = (DetachedREsJAXB) parser.parse(genericResource.profile().bodyAsString());
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logger.debug("DetachedREs: " + detachedREsJAXB);
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} catch (Throwable e) {
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String error = "Error in discovery DetachedREs in scope " + scope + ". "
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+ "Resource parsing failed!";
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logger.error(error);
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logger.error(
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"Error {resource=" + genericResource + ", error=" + e.getLocalizedMessage() + "}");
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logger.error(e.getLocalizedMessage(), e);
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throw new Exception(error, e);
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}
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break;
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}
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}
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}
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return detachedREsJAXB;
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} catch (Exception e) {
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throw e;
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} catch (Throwable e) {
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String error = "Error in discovery DetachedREs in scope: " + scope;
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logger.error(error, e);
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throw new Exception(error, e);
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}
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}
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}
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