species-discovery/src/main/java/org/gcube/portlets/user/speciesdiscovery/server/persistence/DaoSession.java

493 lines
16 KiB
Java

package org.gcube.portlets.user.speciesdiscovery.server.persistence;
import java.util.HashMap;
import java.util.Map;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
import org.apache.log4j.Logger;
import org.gcube.application.framework.core.session.ASLSession;
import org.gcube.portlets.user.speciesdiscovery.server.asl.SessionUtil;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.GisLayerJobPersistence;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.OccurrenceJobPersistence;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.OccurrenceRowPersistence;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.ResultRowPersistence;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.TaxonRowPersistence;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.TaxonomyJobPersistence;
import org.gcube.portlets.user.speciesdiscovery.server.persistence.dao.TaxonomyRowPersistence;
import org.gcube.portlets.user.speciesdiscovery.shared.DatabaseServiceException;
import org.gcube.portlets.user.speciesdiscovery.shared.SessionExpired;
/**
* The Class DaoSession.
*
* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
* Mar 17, 2017
*/
public class DaoSession {
protected static final String PROPERTY_CATALINA_HOME = "catalina.home";
protected static final String CATALINA_HOME = "CATALINA_HOME";
protected static final String PERSISTENCE_H2DBSPECIES_H2 = "persistence/h2dbspecies/h2";
public static Logger logger = Logger.getLogger(DaoSession.class);
private static final String JDBCDRIVER = "jdbc:h2:";
/**
* Check asl session.
*
* @param session the session
* @return true, if is valid
* @throws SessionExpired the session expired
*/
public static boolean checkASLSession(ASLSession session) throws SessionExpired{
if(session==null){
String error = "ASL session is null!!!!";
logger.error(error);
throw new SessionExpired(error);
}
String username = session.getUsername();
String scope = session.getScopeName();
if(username==null || username.isEmpty() ){
String error = "Username is null or empty, throwing session expired exception";
logger.error(error);
throw new SessionExpired(error);
}
if(scope==null || scope.isEmpty() ){
String error = "Scope is null or empty, throwing session expired exception";
logger.error(error);
throw new SessionExpired(error);
}
logger.trace("Session is valid: [username: "+username+", scope: "+scope+"]");
return true;
}
/**
* Gets the username scope value.
*
* @param username the username
* @param scope the scope
* @return the username scope value
* @throws SessionExpired the session expired
*/
public static String getUsernameScopeValue(String username, String scope) throws SessionExpired{
scope = scope.replaceAll("/","");
username = username.replaceAll("\\.","");
return username+scope;
}
/**
* Gets the tomcat folder.
*
* @return $CATALINA_HOME
*/
public static String getTomcatFolder(){
String catalinaHome = System.getenv(CATALINA_HOME) != null ? System.getenv(CATALINA_HOME) : System.getProperty(PROPERTY_CATALINA_HOME);
if(catalinaHome == null || catalinaHome.isEmpty())
logger.error("CATALINA_HOME ENVIROMENT NOT FOUND - RETURNED / PATH");
return catalinaHome.endsWith("/") ? catalinaHome : catalinaHome+"/";
}
/**
* Gets the connection url.
*
* @param session the session
* @return the connection url
* @throws SessionExpired the session expired
*/
public static String getConnectionUrl(ASLSession session) throws SessionExpired{
checkASLSession(session);
return JDBCDRIVER +getTomcatFolder()+PERSISTENCE_H2DBSPECIES_H2+getUsernameScopeValue(session.getUsername(),session.getScopeName())+";create=true";
}
/**
* Inits the session dao objects.
*
* @param session the session
* @throws DatabaseServiceException the database service exception
*/
public static void initSessionDaoObjects(ASLSession session) throws DatabaseServiceException{
try{
getTaxonDAO(session);
getResultRowDAO(session);
getTaxonomyDAO(session);
getOccurrencesJobDAO(session);
getTaxonomyJobDAO(session);
getGisLayersJobDAO(session);
}catch (Exception e) {
logger.error("An error occurred on init DB: ", e);
e.printStackTrace();
throw new DatabaseServiceException("initializing species database");
}
}
/**
* New entity manager.
*
* @param session the session
* @return the entity manager
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static EntityManager newEntityManager(ASLSession session) throws SessionExpired, Exception{
return getEntityManagerFactory(session).createEntityManager();
}
/**
* Gets the entity manager factory.
*
* @param session the session
* @return the entity manager factory
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static EntityManagerFactory getEntityManagerFactory(ASLSession session) throws SessionExpired, Exception{
EntityManagerFactory factory = SessionUtil.getEntityManagerFactory(session);
if(factory==null){
factory = createEntityManagerFactory(session);
SessionUtil.setEntityManagerFactory(session, factory);
}
return factory;
}
/**
* Gets the occurrences job dao.
*
* @param session the session
* @return the occurrences job dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static OccurrenceJobPersistence getOccurrencesJobDAO(ASLSession session) throws SessionExpired, Exception{
checkASLSession(session);
OccurrenceJobPersistence occurrencesJobDao = SessionUtil.getCurrentDaoOccurrencesJob(session);
if(occurrencesJobDao==null){
occurrencesJobDao = initOccurrencesJobsDao(session);
SessionUtil.setCurrentEJBOccurrencesJob(session, occurrencesJobDao);
}
return occurrencesJobDao;
}
/**
* Gets the gis layers job dao.
*
* @param session the session
* @return the gis layers job dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static GisLayerJobPersistence getGisLayersJobDAO(ASLSession session) throws SessionExpired, Exception{
checkASLSession(session);
GisLayerJobPersistence gisLayerJobDao = SessionUtil.getCurrentGisLayersJob(session);
if(gisLayerJobDao==null){
gisLayerJobDao = initGisLayerJobsDao(session);
SessionUtil.setCurrentEJBGisLayerJob(session, gisLayerJobDao);
}
return gisLayerJobDao;
}
/**
* Inits the gis layer jobs dao.
*
* @param session the session
* @return the gis layer job persistence
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
private static GisLayerJobPersistence initGisLayerJobsDao(ASLSession session) throws SessionExpired, Exception {
GisLayerJobPersistence gisLayerJobP = new GisLayerJobPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentEJBGisLayerJob(session, gisLayerJobP);
return gisLayerJobP;
}
/**
* Gets the taxonomy job dao.
*
* @param session the session
* @return the taxonomy job dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static TaxonomyJobPersistence getTaxonomyJobDAO(ASLSession session) throws SessionExpired, Exception {
checkASLSession(session);
TaxonomyJobPersistence taxonomyJobPeristence = SessionUtil.getCurrentDAOTaxonomyJob(session);
if(taxonomyJobPeristence==null){
taxonomyJobPeristence = initTaxonomyJobsDao(session);
SessionUtil.setCurrentDAOTaxonomyJob(session, taxonomyJobPeristence);
}
return taxonomyJobPeristence;
}
/**
* Creates the entity manager factory.
*
* @param session the session
* @return the entity manager factory
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static EntityManagerFactory createEntityManagerFactory(ASLSession session) throws SessionExpired, Exception {
checkASLSession(session);
Map<String,String> properties = new HashMap<String, String>();
// properties.put("javax.persistence.jdbc.driver", jdbcDriverH2);
try{
properties.put("javax.persistence.jdbc.url", getConnectionUrl(session));
}
catch (Exception e) {
logger.error("error on get connection url "+e, e);
checkASLSession(session);
properties.put("javax.persistence.jdbc.url", JDBCDRIVER+getTomcatFolder()+"/temp/h2dbspecies/h2"+getUsernameScopeValue(session.getUsername(),session.getScopeName())+";create=true");
}
//emf = Persistence.createEntityManagerFactory("jpablogPUnit");
return Persistence.createEntityManagerFactory("SPD_PERSISTENCE_FACTORY",properties);
}
/**
* Inits the occurrences jobs dao.
*
* @param session the session
* @return the occurrence job persistence
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static OccurrenceJobPersistence initOccurrencesJobsDao(ASLSession session) throws SessionExpired, Exception {
return createOccurrencesJobDao(session.getUsername(), session.getScopeName(), session);
}
/**
* Inits the taxonomy jobs dao.
*
* @param session the session
* @return the taxonomy job persistence
* @throws Exception the exception
*/
public static TaxonomyJobPersistence initTaxonomyJobsDao(ASLSession session) throws Exception{
TaxonomyJobPersistence occurrenceJobPersistence = new TaxonomyJobPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentDAOTaxonomyJob(session, occurrenceJobPersistence);
return occurrenceJobPersistence;
}
/**
* Creates the occurrences job dao.
*
* @param username the username
* @param scope the scope
* @param session the session
* @return the occurrence job persistence
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static OccurrenceJobPersistence createOccurrencesJobDao(String username, String scope, ASLSession session) throws SessionExpired, Exception{
OccurrenceJobPersistence occurrenceJobPersistence = new OccurrenceJobPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentEJBOccurrencesJob(session, occurrenceJobPersistence);
// logger.trace("ResultRow Dao IS READY AT CONNECTION URL: " + jdbcDriver + " table name "+ resultRowDAO.getTableInfo().getTableName());
return occurrenceJobPersistence;
}
/**
* Inits the result row dao.
*
* @param session the session
* @return the result row persistence
* @throws Exception the exception
*/
public static ResultRowPersistence initResultRowDao(ASLSession session) throws Exception
{
ResultRowPersistence resultRowPersistence = new ResultRowPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentEJBResultRow(session, resultRowPersistence);
// logger.trace("ResultRow Dao IS READY AT CONNECTION URL: " + jdbcDriver + " table name "+ resultRowDAO.getTableInfo().getTableName());
return resultRowPersistence;
}
/**
* Gets the occurrence dao.
*
* @param session the session
* @return the occurrence dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static OccurrenceRowPersistence getOccurrenceDAO(ASLSession session) throws SessionExpired, Exception {
checkASLSession(session);
OccurrenceRowPersistence occurrenceEJB = SessionUtil.getCurrentEJBOccurrence(session);
if(occurrenceEJB==null){
occurrenceEJB = initOccurrenceDao(session);
SessionUtil.setCurrentEJBOccurrence(session, occurrenceEJB);
}
return occurrenceEJB;
}
/**
* Inits the taxon dao.
*
* @param session the session
* @return the taxon row persistence
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static TaxonRowPersistence initTaxonDao(ASLSession session) throws SessionExpired, Exception {
TaxonRowPersistence taxonRowPersistence = new TaxonRowPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentEJBTaxonRow(session, taxonRowPersistence);
// logger.trace("ResultRow Dao IS READY AT CONNECTION URL: " + jdbcDriver + " table name "+ resultRowDAO.getTableInfo().getTableName());
return taxonRowPersistence;
}
/**
* Inits the occurrence dao.
*
* @param session the session
* @return the occurrence row persistence
* @throws Exception the exception
*/
private static OccurrenceRowPersistence initOccurrenceDao(ASLSession session) throws Exception {
OccurrenceRowPersistence occurrenceRowPersistence = new OccurrenceRowPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentEJBOccurrence(session, occurrenceRowPersistence);
// logger.trace("ResultRow Dao IS READY AT CONNECTION URL: " + jdbcDriver + " table name "+ resultRowDAO.getTableInfo().getTableName());
return occurrenceRowPersistence;
}
/**
* Gets the taxon dao.
*
* @param session the session
* @return the taxon dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static TaxonRowPersistence getTaxonDAO(ASLSession session) throws SessionExpired, Exception{
checkASLSession(session);
TaxonRowPersistence taxonDao = SessionUtil.getCurrentEJBTaxonRow(session);
if(taxonDao==null){
taxonDao = initTaxonDao(session);
SessionUtil.setCurrentEJBTaxonRow(session, taxonDao);
}
// System.out.println("Return taxon Dao : " + taxonDao + " table name: " + taxonDao.getTableConfig().getTableName());
// System.out.println("session id: " + session.getExternalSessionID() + " sessione username: " +session.getUsername() + " session scope: "+session.getScopeName());
return taxonDao;
}
/**
* Gets the taxonomy dao.
*
* @param session the session
* @return the taxonomy dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static TaxonomyRowPersistence getTaxonomyDAO(ASLSession session) throws SessionExpired, Exception{
checkASLSession(session);
logger.trace("In getTaxonomyDAO...");
TaxonomyRowPersistence taxonItemDAO = SessionUtil.getCurrentEJBTaxonomyItem(session);
if(taxonItemDAO==null){
taxonItemDAO = initTaxonomyItemDao(session, "taxonomyrow");
SessionUtil.setCurrentEJBTaxonomyItem(session, taxonItemDAO);
}
// logger.trace("Return taxonomy row Dao : " + taxonItemDAO + " table name: " + taxonItemDAO.getTableConfig().getTableName());
// logger.trace("session id: " + session.getExternalSessionID() + " sessione username: " +session.getUsername() + " session scope: "+session.getScopeName());
return taxonItemDAO;
}
/**
* Inits the taxonomy item dao.
*
* @param session the session
* @param tableName the table name
* @return the taxonomy row persistence
* @throws Exception the exception
*/
private static TaxonomyRowPersistence initTaxonomyItemDao(ASLSession session, String tableName) throws Exception{
TaxonomyRowPersistence taxonomyRP = new TaxonomyRowPersistence(getEntityManagerFactory(session));
SessionUtil.setCurrentEJBTaxonomyItem(session, taxonomyRP);
return taxonomyRP;
}
/**
* Gets the result row dao.
*
* @param session the session
* @return the result row dao
* @throws SessionExpired the session expired
* @throws Exception the exception
*/
public static ResultRowPersistence getResultRowDAO(ASLSession session) throws SessionExpired, Exception {
checkASLSession(session);
logger.trace("In getResultRowDAO...");
ResultRowPersistence resultRowEJB = SessionUtil.getCurrentEJBResultRow(session);
if(resultRowEJB==null){
resultRowEJB = initResultRowDao(session);
SessionUtil.setCurrentEJBResultRow(session, resultRowEJB);
}
return resultRowEJB;
}
}