152 lines
5.9 KiB
Java
152 lines
5.9 KiB
Java
package org.gcube.data.analysis.dataminermanagercl.server.is;
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import java.util.ArrayList;
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import java.util.List;
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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.scope.api.ScopeProvider;
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import org.gcube.data.analysis.dataminermanagercl.shared.Constants;
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import org.gcube.data.analysis.dataminermanagercl.shared.exception.ServiceException;
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import org.gcube.data.analysis.dataminermanagercl.shared.service.ServiceInfo;
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import org.gcube.data.analysis.dataminermanagercl.shared.service.ServiceInfoData;
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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.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 String retrieveServiceAddress(String category, String name, String scope) throws Exception {
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try {
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logger.debug("Retrieve Service Address");
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if (scope == null || scope.length() == 0) {
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logger.error("No DataMiner service address retrieved, invalid scope requested: " + scope);
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throw new ServiceException("No DataMiner service address retrieved, invalid scope requested: " + scope);
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}
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ScopeProvider.instance.set(scope);
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SimpleQuery query = ICFactory.queryFor(ServiceEndpoint.class);
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query.addCondition("$resource/Profile/Category/text() eq '" + category + "'")
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.addCondition("$resource/Profile/Name/text() eq '" + name + "'")
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.setResult("$resource/Profile/AccessPoint/Interface/Endpoint/text()");
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DiscoveryClient<String> client = ICFactory.client();
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List<String> addresses = client.submit(query);
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logger.debug("Service Addresses retrieved:" + addresses);
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if (addresses == null || addresses.isEmpty()) {
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logger.error("No DataMiner service addresses available!");
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throw new ServiceException("No DataMiner service address available!");
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}
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String address = addresses.get(0);
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int wpsWebProcessingServiceIndex = address.indexOf(Constants.WPSWebProcessingService);
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String serviceAddress = null;
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if (wpsWebProcessingServiceIndex > 0) {
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serviceAddress = address.substring(0, wpsWebProcessingServiceIndex);
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} else {
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logger.error("Invalid DataMiner service url retrieved: " + address);
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throw new ServiceException("Invalid DataMiner service url retrieved: " + address);
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}
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logger.info("DataMiner service address found: " + serviceAddress);
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return serviceAddress;
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} catch (Throwable e) {
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logger.error("Error in discovery DataMiner Service Endpoint in scope: " + scope);
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logger.error("Error: " + e.getLocalizedMessage(), e);
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throw e;
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}
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}
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public static ServiceInfo retrieveServiceInfo(String category, String name, String scope) throws Exception {
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try {
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logger.debug("Retrieve DataMiner Service Properties");
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if (scope == null || scope.length() == 0) {
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logger.error("Invalid request scope: " + scope);
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return null;
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}
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ScopeProvider.instance.set(scope);
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SimpleQuery query = ICFactory.queryFor(ServiceEndpoint.class);
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query.addCondition("$resource/Profile/Category/text() eq '" + category + "'")
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.addCondition("$resource/Profile/Name/text() eq '" + name + "'")
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.setResult("$resource/Profile/AccessPoint");
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DiscoveryClient<AccessPoint> client = ICFactory.clientFor(AccessPoint.class);
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List<AccessPoint> accessPointList = client.submit(query);
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String serviceAddress = null;
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ArrayList<ServiceInfoData> serviceProperties = new ArrayList<>();
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if (accessPointList != null && !accessPointList.isEmpty()) {
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for (int i = 0; i < accessPointList.size(); i++) {
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AccessPoint accessPoint = accessPointList.get(i);
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if (accessPoint != null) {
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if (i == 0) {
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if (accessPoint.address() != null && !accessPoint.address().isEmpty()) {
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String accessPointAddress = accessPoint.address();
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int wpsWebProcessingServiceIndex = accessPointAddress
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.indexOf(Constants.WPSWebProcessingService);
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if (wpsWebProcessingServiceIndex > 0) {
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serviceAddress = accessPointAddress.substring(0, wpsWebProcessingServiceIndex);
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}
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}
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}
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String categoryDescription;
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if (accessPoint.description() == null && accessPoint.description().isEmpty()) {
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categoryDescription = Constants.DATA_MINER_DEFAULT_SERVICE_INFO_CATEGORY;
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} else {
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categoryDescription = accessPoint.description();
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}
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if (accessPoint.properties() != null && !accessPoint.propertyMap().isEmpty()) {
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for (String key : accessPoint.propertyMap().keySet()) {
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Property property = accessPoint.propertyMap().get(key);
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if (property != null && property.name() != null && !property.name().isEmpty()) {
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if (property.name().contains(":")) {
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String[] propertyWithCategory = property.name().split(":");
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if (propertyWithCategory.length >= 2) {
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serviceProperties.add(new ServiceInfoData(propertyWithCategory[1],
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property.value(), propertyWithCategory[0]));
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} else {
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serviceProperties.add(new ServiceInfoData(property.name(), property.value(),
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categoryDescription));
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}
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} else {
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serviceProperties.add(new ServiceInfoData(property.name(), property.value(),
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categoryDescription));
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}
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}
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}
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}
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}
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}
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}
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ServiceInfo serviceInfo = new ServiceInfo(serviceAddress, serviceProperties);
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logger.debug("DataMiner Service Info: " + serviceInfo);
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return serviceInfo;
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} catch (Throwable e) {
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logger.error("Error in discovery DataMiner Service Endpoint Info in scope: " + scope);
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logger.error(e.getLocalizedMessage(), e);
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throw e;
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}
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}
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}
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