diff options
Diffstat (limited to 'ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/service/DataAccessServiceImpl.java')
| -rw-r--r-- | ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/service/DataAccessServiceImpl.java | 594 |
1 files changed, 594 insertions, 0 deletions
diff --git a/ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/service/DataAccessServiceImpl.java b/ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/service/DataAccessServiceImpl.java new file mode 100644 index 00000000..9c52b1b4 --- /dev/null +++ b/ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/service/DataAccessServiceImpl.java @@ -0,0 +1,594 @@ +/*- + * ================================================================================ + * eCOMP Portal SDK + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ================================================================================ + */ +package org.openecomp.portalsdk.core.service; + +import java.io.Serializable; +import java.util.Collection; +import java.util.Collections; +import java.util.Date; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; + +import org.hibernate.Criteria; +import org.hibernate.FetchMode; +import org.hibernate.Query; +import org.hibernate.SQLQuery; +import org.hibernate.Session; +import org.hibernate.SessionFactory; +import org.hibernate.criterion.Criterion; +import org.hibernate.criterion.Order; +import org.hibernate.criterion.ProjectionList; +import org.openecomp.portalsdk.core.domain.Lookup; +import org.openecomp.portalsdk.core.domain.support.DomainVo; +import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate; +import org.openecomp.portalsdk.core.service.support.FusionService; +import org.openecomp.portalsdk.core.util.SystemProperties; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.transaction.annotation.Transactional; + +/** + * Provides implementations of methods in {@link DataAccessService}. + */ +@Transactional +public class DataAccessServiceImpl extends FusionService implements DataAccessService { + + @Autowired + private SessionFactory sessionFactory; + + EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(DataAccessServiceImpl.class); + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getDomainObject(java.lang. + * Class, java.io.Serializable, java.util.HashMap) + */ + @Override + public DomainVo getDomainObject(Class domainClass, Serializable id, HashMap additionalParams) { + DomainVo vo = null; + Session session = sessionFactory.getCurrentSession(); + logger.info(EELFLoggerDelegate.debugLogger, "Getting " + domainClass.getName() + " record for id - " + id.toString()); + vo = (DomainVo) session.get(domainClass, id); + + if (vo == null) { + try { + vo = (DomainVo) domainClass.newInstance(); + } catch (Exception e) { + logger.error(EELFLoggerDelegate.errorLogger, "An error occured while instantiating a class of " + domainClass.getName() + e.getMessage()); + } + } + return vo; + } + + /* + * (non-Javadoc) + * + */ + @Override + public void deleteDomainObject(DomainVo domainObject, HashMap additionalParams) { + Session session = sessionFactory.getCurrentSession(); + session.delete(domainObject); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#deleteDomainObjects(java. + * lang.Class, java.lang.String, java.util.HashMap) + */ + @Override + public void deleteDomainObjects(Class domainClass, String whereClause, HashMap additionalParams) { + int rowsAffected = 0; + Session session = sessionFactory.getCurrentSession(); + + StringBuffer sql = new StringBuffer("delete from "); + + sql.append(domainClass.getName()).append(" where ").append(whereClause); + + rowsAffected = session.createQuery(sql.toString()).executeUpdate(); + /* return rowsAffected; */ + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#saveDomainObject + */ + @Override + public void saveDomainObject(DomainVo vo, HashMap additionalParams) { + Integer userId = 1; + if (additionalParams != null) { + // look for a passed user id + // userId = (Integer)additionalParams.get(Parameters.PARAM_USERID); + Object uid = additionalParams.get(Parameters.PARAM_USERID); + if (uid instanceof Integer) { + userId = (Integer) uid; + } else if (uid instanceof Long) { + userId = ((Long) uid).intValue(); + } + // if (userId == null) { + // look for a passed request to get the user id from + // userId = new + // Integer(UserUtils.getUserId((HttpServletRequest)additionalParams.get(Parameters.PARAM_HTTP_REQUEST))); + // } + } + _update(vo, userId); + } + + /** + * Creates or updates the specified virtual object. Uses the specified user + * ID as the creator and modifier if a new object is created; uses ID only + * as modifier if an object already exists. + * + * @param vo + * @param userId + * Ignored if value is zero. + */ + protected final void _update(DomainVo vo, int userId) { + Date timestamp = new Date(); + + Session session = sessionFactory.getCurrentSession(); + + if (vo.getId() == null || vo.getId().intValue() == 0) { // add new + vo.setCreated(timestamp); + vo.setModified(timestamp); + + if (userId != 0 + && userId != Integer.parseInt(SystemProperties.getProperty(SystemProperties.APPLICATION_USER_ID))) { + vo.setCreatedId(new Long(userId)); + vo.setModifiedId(new Long(userId)); + } + } else { // update existing + vo.setModified(timestamp); + + if (userId != 0 + && userId != Integer.parseInt(SystemProperties.getProperty(SystemProperties.APPLICATION_USER_ID))) { + vo.setModifiedId(new Long(userId)); + } + } + + session.saveOrUpdate(vo); + } + + /** + * generic get list method + * + * @param domainClass + * @param filterClause + * @param fromIndex + * @param toIndex + * @param orderBy + * @return + */ + private List getListCommon(Class domainClass, String filterClause, Integer fromIndex, Integer toIndex, + String orderBy) { + List list = null; + String className = domainClass.getName(); + Session session = sessionFactory.getCurrentSession(); + + if (logger.isInfoEnabled()) { + logger.info(EELFLoggerDelegate.debugLogger, "Getting " + className.toLowerCase() + " records" + + ((fromIndex != null) ? " from rows " + fromIndex.toString() + " to " + toIndex.toString() : "") + + "..."); + if (filterClause != null && filterClause.length() > 0) + logger.info(EELFLoggerDelegate.debugLogger, "Filtering " + className + " by: " + filterClause); + } + + list = session.createQuery("from " + className + Utilities.nvl(filterClause, "") + + ((orderBy != null) ? " order by " + orderBy : "")).list(); + list = (fromIndex != null) ? list.subList(fromIndex.intValue() - 1, toIndex.intValue()) : list; + + if (orderBy == null && list != null) + Collections.sort(list); + + return list; + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getList(java.lang.Class, + * java.util.HashMap) + */ + @Override + public List getList(Class domainClass, HashMap additionalParams) { + return getListCommon(domainClass, null, null, null, null); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getList(java.lang.Class, + * java.lang.String, java.lang.String, java.util.HashMap) + */ + @Override + public List getList(Class domainClass, String filter, String orderBy, HashMap additionalParams) { + return getListCommon(domainClass, filter, null, null, orderBy); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getList(java.lang.Class, + * java.lang.String, int, int, java.lang.String, java.util.HashMap) + */ + @Override + public List getList(Class domainClass, String filter, int fromIndex, int toIndex, String orderBy, + HashMap additionalParams) { + return getListCommon(domainClass, filter, new Integer(fromIndex), new Integer(toIndex), orderBy); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getList(java.lang.Class, + * org.hibernate.criterion.ProjectionList, java.util.List, java.util.List) + */ + @Override + public List<?> getList(Class<?> domainClass, ProjectionList projectionsList, List<Criterion> restrictionsList, + List<Order> orderByList) { + + Session session = sessionFactory.getCurrentSession(); + + Criteria criteria = session.createCriteria(domainClass); + + if (projectionsList != null) { + criteria.setProjection(projectionsList); + } + + if (restrictionsList != null && !restrictionsList.isEmpty()) { + for (Criterion criterion : restrictionsList) + criteria.add(criterion); + } + + if (orderByList != null && !orderByList.isEmpty()) { + for (Order order : orderByList) + criteria.addOrder(order); + } + /* + * if(fetchModeMap!=null){ Iterator<String> itr = + * fetchModeMap.keySet().iterator(); String key=null; + * while(itr.hasNext()){ key = itr.next(); + * criteria.setFetchMode(key,fetchModeMap.get(key)); } } + */ + return criteria.list(); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getLookupList(java.lang. + * String, java.lang.String, java.lang.String, java.lang.String, + * java.lang.String, java.util.HashMap) + */ + @Override + public List getLookupList(String dbTable, String dbValueCol, String dbLabelCol, String dbFilter, String dbOrderBy, + HashMap additionalParams) { + if (logger.isInfoEnabled()) + logger.info(EELFLoggerDelegate.debugLogger, "Retrieving " + dbTable + " lookup list..."); + String dbOrderByCol = dbOrderBy; + + Session session = sessionFactory.getCurrentSession(); + + // default the orderBy if null; + if (Utilities.nvl(dbOrderBy).length() == 0) { + dbOrderByCol = dbLabelCol; + dbOrderBy = dbLabelCol; + } else { + if (dbOrderBy.lastIndexOf(" ") > -1) { + dbOrderByCol = dbOrderBy.substring(0, dbOrderBy.lastIndexOf(" ")); + } + } + + StringBuffer sql = new StringBuffer(); + + sql.append("select distinct ").append(dbLabelCol).append(" as lab, ").append(dbValueCol).append(" as val, ") + .append(dbOrderByCol).append(" as sortOrder ").append("from ").append(dbTable).append(" ") + .append((Utilities.nvl(dbFilter).length() == 0) ? "" : (" where " + dbFilter)).append(" order by ") + .append(dbOrderBy); + + List list = null; + try { + list = session.createSQLQuery(sql.toString()).addEntity(Lookup.class).list(); + } catch (Exception e) { + logger.error(EELFLoggerDelegate.debugLogger, "Failed to create SQL lookup query for [" + sql + "]" + e.getMessage()); + } + return list; + } + + /* + * methods accepting a Map of additional params to passed to the DAO (for + * extensibility, just in case) + */ + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeSQLQuery(java.lang. + * String, java.lang.Class, java.util.HashMap) + */ + @Override + public List executeSQLQuery(String sql, Class domainClass, HashMap additionalParams) { + return executeSQLQuery(sql, domainClass, null, null, additionalParams); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeSQLQuery(java.lang. + * String, java.lang.Class, java.lang.Integer, java.lang.Integer, + * java.util.HashMap) + */ + @Override + public List executeSQLQuery(String sql, Class domainClass, Integer fromIndex, Integer toIndex, + HashMap additionalParams) { + Session session = sessionFactory.getCurrentSession(); + + SQLQuery query = session.createSQLQuery(sql).addEntity(domainClass.getName().toLowerCase(), domainClass); + + if (fromIndex != null && toIndex != null) { + query.setFirstResult(fromIndex.intValue()); + int pageSize = (toIndex.intValue() - fromIndex.intValue()) + 1; + query.setMaxResults(pageSize); + } + + return query.list(); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeQuery(java.lang. + * String, java.util.HashMap) + */ + @Override + public List executeQuery(String sql, HashMap additionalParams) { + return executeQuery(sql, null, null, additionalParams); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeQuery(java.lang. + * String, java.lang.Integer, java.lang.Integer, java.util.HashMap) + */ + @Override + public List executeQuery(String sql, Integer fromIndex, Integer toIndex, HashMap additionalParams) { + Session session = sessionFactory.getCurrentSession(); + + Query query = session.createQuery(sql); + + if (fromIndex != null && toIndex != null) { + query.setFirstResult(fromIndex.intValue()); + int pageSize = (toIndex.intValue() - fromIndex.intValue()) + 1; + query.setMaxResults(pageSize); + } + + return query.list(); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeNamedQuery(java.lang + * .String, java.lang.Integer, java.lang.Integer, java.util.HashMap) + */ + @Override + public List executeNamedQuery(String queryName, Integer fromIndex, Integer toIndex, HashMap additionalParams) { + return executeNamedQuery(queryName, null, fromIndex, toIndex, additionalParams); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeNamedQuery(java.lang + * .String, java.util.Map, java.util.HashMap) + */ + @Override + public List executeNamedQuery(String queryName, Map params, HashMap additionalParams) { + return executeNamedQuery(queryName, params, null, null, additionalParams); + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeNamedQuery(java.lang + * .String, java.util.Map, java.lang.Integer, java.lang.Integer, + * java.util.HashMap) + */ + @Override + public List executeNamedQuery(String queryName, Map params, Integer fromIndex, Integer toIndex, + HashMap additionalParams) { + Session session = sessionFactory.getCurrentSession(); + Query query = session.getNamedQuery(queryName); + bindQueryParameters(query, params); + if (fromIndex != null && toIndex != null) { + query.setFirstResult(fromIndex.intValue()); + int pageSize = (toIndex.intValue() - fromIndex.intValue()) + 1; + query.setMaxResults(pageSize); + } + return query.list(); + } + + /** + * Stores parameters into the query using String keys from the map. Gives + * special treatment to map values of Collection and array type. + * + * @param query + * Query with parameters + * @param params + * Map of String to Object. + */ + private void bindQueryParameters(Query query, Map params) { + if (params != null) { + for (Iterator i = params.entrySet().iterator(); i.hasNext();) { + Map.Entry entry = (Map.Entry) i.next(); + + Object parameterValue = entry.getValue(); + + if (!(parameterValue instanceof Collection) && !(parameterValue instanceof Object[])) { + query.setParameter((String) entry.getKey(), parameterValue); + } else if (parameterValue instanceof Collection) { + query.setParameterList((String) entry.getKey(), (Collection) parameterValue); + } else if (parameterValue instanceof Object[]) { + query.setParameterList((String) entry.getKey(), (Object[]) parameterValue); + } + } + } + } + + // With Where Clause & RAPTOR's ZK + + /* + * (non-Javadoc) + * + * @see org.openecomp.portalsdk.core.service.DataAccessService# + * executeNamedQueryWithOrderBy(java.lang.Class, java.lang.String, + * java.util.Map, java.lang.String, boolean, java.lang.Integer, + * java.lang.Integer, java.util.HashMap) + */ + @Override + public List executeNamedQueryWithOrderBy(Class entity, String queryName, Map params, String _orderBy, boolean asc, + Integer fromIndex, Integer toIndex, HashMap additionalParams) { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return null; + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeNamedCountQuery(java + * .lang.Class, java.lang.String, java.lang.String, java.util.Map) + */ + @Override + public List executeNamedCountQuery(Class entity, String queryName, String whereClause, Map params) { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return null; + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeNamedQuery(java.lang + * .Class, java.lang.String, java.lang.String, java.util.Map, + * java.lang.Integer, java.lang.Integer, java.util.HashMap) + */ + @Override + public List executeNamedQuery(Class entity, String queryName, String whereClause, Map params, Integer fromIndex, + Integer toIndex, HashMap additionalParams) { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return null; + } + + /* + * (non-Javadoc) + * + * @see org.openecomp.portalsdk.core.service.DataAccessService# + * executeNamedQueryWithOrderBy(java.lang.Class, java.lang.String, + * java.lang.String, java.util.Map, java.lang.String, boolean, + * java.lang.Integer, java.lang.Integer, java.util.HashMap) + */ + @Override + public List executeNamedQueryWithOrderBy(Class entity, String queryName, String whereClause, Map params, + String _orderBy, boolean asc, Integer fromIndex, Integer toIndex, HashMap additionalParams) { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return null; + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#getList(java.lang.Class, + * org.hibernate.criterion.ProjectionList, java.util.List, java.util.List, + * java.util.HashMap) + */ + @Override + public List<?> getList(Class<?> domainClass, ProjectionList projectionsList, List<Criterion> restrictionsList, + List<Order> orderByList, HashMap<String, FetchMode> fetchModeMap) { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return null; + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeUpdateQuery(java. + * lang.String, java.util.HashMap) + */ + @Override + public int executeUpdateQuery(String sql, HashMap additionalParams) throws RuntimeException { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return 0; + } + + /* + * (non-Javadoc) + * + * @see + * org.openecomp.portalsdk.core.service.DataAccessService#executeNamedUpdateQuery( + * java.lang.String, java.util.Map, java.util.HashMap) + */ + @Override + public int executeNamedUpdateQuery(String queryName, Map params, HashMap additionalParams) throws RuntimeException { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + return 0; + } + + /* + * (non-Javadoc) + * + * @see org.openecomp.portalsdk.core.service.DataAccessService#synchronize(java.util. + * HashMap) + */ + @Override + public void synchronize(HashMap additionalParams) { + // TODO Auto-generated method stub + logger.info(EELFLoggerDelegate.debugLogger, "Not implemented"); + } + +} |