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package eu.dnetlib.enabling.is;
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import java.util.Date;
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import java.util.List;
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import java.util.UUID;
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import javax.annotation.Resource;
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import org.apache.commons.lang.StringUtils;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import com.google.common.base.Function;
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import com.google.common.collect.Iterables;
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import com.google.common.collect.Lists;
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import eu.dnetlib.enabling.is.dao.DnetSimpleDao;
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import eu.dnetlib.enabling.is.dao.DnetSimpleDaoFactory;
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import eu.dnetlib.enabling.is.hib.objects.HibBlackboardMessage;
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import eu.dnetlib.enabling.is.hib.objects.HibDatastructure;
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import eu.dnetlib.enabling.is.hib.objects.HibDnetResource;
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import eu.dnetlib.enabling.is.hib.objects.HibResourceType;
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import eu.dnetlib.enabling.is.hib.objects.HibService;
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import eu.dnetlib.enabling.is.hib.objects.HibSubscription;
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import eu.dnetlib.enabling.is.hib.utils.HibObjectHelper;
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import eu.dnetlib.enabling.is.jdbc.DatabaseUtils;
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import eu.dnetlib.enabling.is.rmi.InformationService;
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import eu.dnetlib.enabling.is.rmi.InformationServiceException;
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import eu.dnetlib.enabling.is.rmi.objects.BlackboardMessage;
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import eu.dnetlib.enabling.is.rmi.objects.DnetDataStructure;
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import eu.dnetlib.enabling.is.rmi.objects.DnetResourceType;
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import eu.dnetlib.enabling.is.rmi.objects.DnetService;
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import eu.dnetlib.enabling.is.rmi.objects.Subcription;
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import eu.dnetlib.enabling.locators.UniqueServiceLocator;
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import eu.dnetlib.enabling.tools.AbstractBaseService;
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import eu.dnetlib.miscutils.functional.hash.Hashing;
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public class InformationServiceImpl extends AbstractBaseService implements InformationService {
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private static final Log log = LogFactory.getLog(InformationServiceImpl.class);
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@Resource
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private DnetSimpleDaoFactory daoFactory;
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@Resource
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private DatabaseUtils dbUtils;
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@Resource
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private UniqueServiceLocator serviceLocator;
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@Resource
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private HibObjectHelper hibObjectHelper;
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@Override
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public String addSubscription(final Subcription subscription) throws InformationServiceException {
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final String id = "subscr-" + Hashing.md5(subscription.getServiceId() + "-" + subscription.getOperation() + "-" + subscription.getTable());
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subscription.setId(id);
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hibObjectHelper.createHibSubscription(subscription);
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dbUtils.registerNotificationTrigger(subscription.getOperation(), subscription.getTable());
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return id;
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}
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@Override
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public boolean deleteSubscription(final String subscriptionId) throws InformationServiceException {
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daoFactory.getDao(HibSubscription.class).delete(subscriptionId);
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return true;
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}
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@Override
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public List<Subcription> listSubcriptions() throws InformationServiceException {
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final DnetSimpleDao<HibSubscription> dao = daoFactory.getDao(HibSubscription.class);
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return Lists.transform(dao.list(), new Function<HibSubscription, Subcription>() {
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@Override
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public Subcription apply(final HibSubscription hib) {
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return hib.asDnetSubscription();
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}
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});
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}
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@Override
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public List<DnetService> listServices() throws InformationServiceException {
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final DnetSimpleDao<HibService> dao = daoFactory.getDao(HibService.class);
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return Lists.transform(dao.list(), new Function<HibService, DnetService>() {
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@Override
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public DnetService apply(final HibService hib) {
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return hib.asDnetService();
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}
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});
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}
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@Override
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public String registerService(final DnetService service) throws InformationServiceException {
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final String id = dbUtils.findServiceIdByAddress(service.getProtocols().values());
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service.setId(id != null ? id : "service-" + UUID.randomUUID());
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hibObjectHelper.createHibService(service);
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log.info("Service " + service + " registered/updated");
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return id;
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}
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@Override
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public DnetService getService(final String id) throws InformationServiceException {
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final DnetSimpleDao<HibService> dao = daoFactory.getDao(HibService.class);
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final HibService hib = dao.find(id);
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return hib != null ? hib.asDnetService() : null;
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}
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@Override
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public DnetService getServiceByAddress(final String address) throws InformationServiceException {
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final String id = dbUtils.findServiceIdByAddress(address);
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if (id != null) {
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return getService(id);
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} else {
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throw new InformationServiceException(String.format("Too many services with address %s", address));
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}
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}
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@Override
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public boolean deleteService(final String id) throws InformationServiceException {
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daoFactory.getDao(HibService.class).delete(id);
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return true;
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}
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@Override
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public boolean isRegisteredService(final String address) {
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return dbUtils.isRegisteredService(address);
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}
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@Override
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public List<String> searchSql(final String sql) throws InformationServiceException {
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return dbUtils.searchJson(sql);
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}
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@Override
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public String findOneSql(final String sql) throws InformationServiceException {
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return Iterables.getOnlyElement(dbUtils.searchJson(sql));
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}
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@Override
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public int updateSql(final String sql) throws InformationServiceException {
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return dbUtils.update(sql);
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}
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@Override
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public boolean addResourceType(final DnetResourceType type) throws InformationServiceException {
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hibObjectHelper.createHibDnetResourceType(type);
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return false;
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}
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@Override
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public List<DnetResourceType> listResourceTypes() throws InformationServiceException {
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final DnetSimpleDao<HibResourceType> dao = daoFactory.getDao(HibResourceType.class);
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return Lists.transform(dao.list(), new Function<HibResourceType, DnetResourceType>() {
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@Override
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public DnetResourceType apply(final HibResourceType hib) {
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return hib.asDnetResourceType();
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}
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});
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}
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@Override
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public boolean addBlackBoardMessage(final String id, final BlackboardMessage message) throws InformationServiceException {
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hibObjectHelper.createHibBlackbooardMessage(id, message);
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return true;
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}
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@Override
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public boolean updateBlackBoardMessage(final BlackboardMessage message) throws InformationServiceException {
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hibObjectHelper.updateHibBlackbooardMessage(message);
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return true;
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}
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@Override
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public boolean deleteBlackBoardMessage(final BlackboardMessage message) throws InformationServiceException {
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daoFactory.getDao(HibBlackboardMessage.class).delete(message.getId());
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return true;
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}
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@Override
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public DnetDataStructure getDsById(final String id) throws InformationServiceException {
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final DnetSimpleDao<HibDatastructure> dao = daoFactory.getDao(HibDatastructure.class);
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final HibDatastructure hib = dao.find(id);
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return hib != null ? hib.asDnetDataStructure() : null;
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}
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@Override
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public DnetDataStructure getDsByCode(final String code, final String type) throws InformationServiceException {
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final String id = dbUtils.findDsIdByCode(code, type);
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if (id != null) {
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return getDsById(id);
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} else {
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throw new InformationServiceException(String.format("Missing datastructure with code %s and type %s", code, type));
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}
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}
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@Override
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public String registerDs(final DnetDataStructure ds) throws InformationServiceException {
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if (StringUtils.isBlank(ds.getId())) {
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ds.setId("ds-" + UUID.randomUUID());
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ds.setDate(new Date());
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}
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hibObjectHelper.createHibDnetDatastructure(ds);
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log.info("DS " + ds + " saved");
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return ds.getId();
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}
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@Override
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public boolean deleteDsById(final String id) throws InformationServiceException {
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daoFactory.getDao(HibDatastructure.class).delete(id);
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return true;
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}
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@Override
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public boolean deleteDsByCode(final String code, final String type) throws InformationServiceException {
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return deleteDsById(dbUtils.findDsIdByCode(code, type));
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}
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@Override
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public boolean isRegisteredDs(final String code, final String type) {
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return dbUtils.isRegisteredDs(code, type);
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}
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@Override
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public List<BlackboardMessage> listBlackboardMessages() {
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final DnetSimpleDao<HibBlackboardMessage> dao = daoFactory.getDao(HibBlackboardMessage.class);
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return Lists.transform(dao.list(), new Function<HibBlackboardMessage, BlackboardMessage>() {
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@Override
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public BlackboardMessage apply(final HibBlackboardMessage hib) {
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return hib.asDnetBlackboardMessage();
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}
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});
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}
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@Override
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public boolean validateResource(final String id, final boolean valid) throws InformationServiceException {
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final DnetSimpleDao<HibDnetResource> dao = daoFactory.getDao(HibDnetResource.class);
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final HibDnetResource hib = dao.find(id);
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hib.setValid(valid);
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dao.save(hib);
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return true;
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}
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@Override
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public List<DnetDataStructure> listDatastructures(final String type) {
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final DnetSimpleDao<HibDatastructure> dao = daoFactory.getDao(HibDatastructure.class);
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return Lists.transform(dao.list("type", type), new Function<HibDatastructure, DnetDataStructure>() {
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@Override
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public DnetDataStructure apply(final HibDatastructure hib) {
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return hib.asDnetDataStructure();
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}
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});
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}
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}
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