117 lines
3.7 KiB
Java
117 lines
3.7 KiB
Java
/**
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*
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*/
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package org.gcube.datatransfer.resolver.gis;
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import static org.gcube.resources.discovery.icclient.ICFactory.clientFor;
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import static org.gcube.resources.discovery.icclient.ICFactory.queryFor;
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import java.util.Iterator;
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import java.util.List;
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import org.gcube.common.encryption.StringEncrypter;
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import org.gcube.common.resources.gcore.ServiceEndpoint;
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import org.gcube.common.resources.gcore.ServiceEndpoint.AccessPoint;
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import org.gcube.common.resources.gcore.ServiceEndpoint.Property;
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import org.gcube.common.resources.gcore.utils.Group;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.datatransfer.resolver.gis.entity.ServerParameters;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.queries.api.SimpleQuery;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Oct 7, 2014
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*
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*/
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public class GeoProfileReader {
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public static final String GEOSERVER_RESOURCE_NAME = "GeoServer";
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public static final String GEONETWORK_RESOURCE_NAME = "GeoNetwork";
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public static final String WORKSPACES_PROPERTY_NAME = "workspaces";
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public static enum GEO_SERVICE{GEOSERVER, GEONETWORK};
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public static final Logger logger = LoggerFactory.getLogger(GisResolver.class);
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private ServerParameters getParameters(String scope, GEO_SERVICE geoservice) throws Exception
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{
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ServerParameters parameters = new ServerParameters();
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try{
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boolean isGeoserver = geoservice.equals(GEO_SERVICE.GEOSERVER);
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String resourceName = (isGeoserver ? GEOSERVER_RESOURCE_NAME : GEONETWORK_RESOURCE_NAME);
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ScopeProvider.instance.set(scope);
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SimpleQuery query = queryFor(ServiceEndpoint.class);
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query.addCondition("$resource/Profile/Name/string() eq '"+resourceName+"'");
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DiscoveryClient<ServiceEndpoint> client = clientFor(ServiceEndpoint.class);
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List<ServiceEndpoint> r = client.submit(query);
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if (r == null || r.isEmpty()) throw new Exception("Cannot retrieve the runtime resource: "+resourceName);
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ServiceEndpoint se = r.get(0);
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if(se.profile()==null)
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throw new Exception("IS profile is null for resource: "+resourceName);
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Group<AccessPoint> accessPoints = se.profile().accessPoints();
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if(accessPoints.size()==0) throw new Exception("Accesspoint in resource "+resourceName+" not found");
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AccessPoint ap = accessPoints.iterator().next();
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parameters.setUrl(ap.address());
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parameters.setUser(ap.username()); //username
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String decryptedPassword = StringEncrypter.getEncrypter().decrypt(ap.password());
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parameters.setPassword(decryptedPassword); //password
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if (isGeoserver){
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Group<Property> properties = ap.properties();
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if(properties.size()==0) throw new Exception("Properties in resource "+resourceName+" not found");
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Iterator<Property> iter = properties.iterator();
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while (iter.hasNext()) {
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Property prop = iter.next();
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if(prop.name().compareTo(WORKSPACES_PROPERTY_NAME)==0){
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// logger.trace("Property "+WORKSPACES_PROPERTY_NAME+" found, setting value: "+prop.value());
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// parameters.setWorkspaces(prop.value());
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// break;
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}
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}
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}
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}catch (Exception e) {
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logger.error("Sorry, an error occurred on reading parameters in Runtime Reosurces",e);
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e.printStackTrace();
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}
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return parameters;
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}
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public ServerParameters retrieveGisParameters(String scope, GEO_SERVICE geoservice) throws Exception
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{
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if(geoservice==null)
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return null;
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try {
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return getParameters(scope, geoservice);
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} catch (Exception e){
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logger.error("Error retrieving the "+geoservice+" parameters", e);
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throw new Exception("Error retrieving the "+geoservice+" parameters", e);
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}
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}
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}
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