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/*-
* ============LICENSE_START=======================================================
* ECOMP-PAP-REST
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.policy.pap.xacml.rest.daoimpl;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.Criteria;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.criterion.Conjunction;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.Disjunction;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Restrictions;
import org.openecomp.policy.pap.xacml.rest.HibernateSession;
import org.openecomp.policy.rest.dao.CommonClassDao;
import org.openecomp.policy.rest.jpa.ClosedLoops;
import org.openecomp.policy.rest.jpa.GroupPolicyScopeList;
import org.openecomp.policy.rest.jpa.PolicyRoles;
import org.openecomp.policy.xacml.api.XACMLErrorConstants;
import org.springframework.stereotype.Service;
@Service("CommonClassDao")
public class CommonClassDaoImpl implements CommonClassDao{
private static final Log LOGGER = LogFactory.getLog(CommonClassDaoImpl.class);
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public List<Object> getData(Class className) {
Session session = HibernateSession.getSessionFactory();
List<Object> data = null;
try{
Criteria cr = session.createCriteria(className);
data = cr.list();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Table"+e);
}finally{
try{
session.close();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e);
}
}
return data;
}
@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
public List<Object> getDataById(Class className, String columnName, String key) {
Session session = HibernateSession.getSessionFactory();
List<Object> data = null;
try {
Criteria cr = session.createCriteria(className);
if(columnName.contains(":") && key.contains(":")){
String[] columns = columnName.split(":");
String[] keys = key.split(":");
for(int i=0; i < columns.length; i++){
cr.add(Restrictions.eq(columns[i], keys[i]));
}
}else{
cr.add(Restrictions.eq(columnName, key));
}
data = cr.list();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
return data;
}
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public List<String> getDataByColumn(Class className, String columnName) {
Session session = HibernateSession.getSessionFactory();
List<String> data = null;
try{
Criteria cr = session.createCriteria(className);
cr.setProjection(Projections.property(columnName));
data = cr.list();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Table"+e);
}finally{
try{
session.close();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e);
}
}
return data;
}
@Override
public void save(Object entity) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
try {
session.persist(entity);
tx.commit();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Saving data to Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
}
@Override
public void delete(Object entity) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
try {
session.delete(entity);
tx.commit();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Deleting data from Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
}
@Override
public void update(Object entity) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
try {
session.update(entity);
tx.commit();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Updating data to Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
}
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public List<Object> checkDuplicateEntry(String value, String columnName, Class className) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
List<Object> data = null;
String[] columnNames = null;
if(columnName != null && columnName.contains(":")){
columnNames = columnName.split(":");
}
String[] values = null;
if(value != null && value.contains(":")){
values = value.split(":");
}
try {
Criteria cr = session.createCriteria(className);
if(columnNames != null && values != null && columnNames.length == values.length){
for (int i = 0; i < columnNames.length; i++){
cr.add(Restrictions.eq(columnNames[i],values[i]));
}
}else{
cr.add(Restrictions.eq(columnName,value));
}
data = cr.list();
tx.commit();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying for Duplicate Entries for Table"+e + className);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
return data;
}
@SuppressWarnings("unchecked")
@Override
public List<Object> getDataByQuery(String query) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
List<Object> data = null;
try {
Query hbquery = session.createQuery(query);
data = hbquery.list();
tx.commit();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Database Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
return data;
}
@Override
public void updateQuery(String query) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
try {
Query hbquery = session.createQuery(query);
hbquery.executeUpdate();
tx.commit();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Updating Database Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
}
@SuppressWarnings("rawtypes")
@Override
public Object getEntityItem(Class className, String columnName, String key) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
Object data = null;
try {
Criteria cr = session.createCriteria(className);
if(columnName.contains(":") && key.contains(":")){
String[] columns = columnName.split(":");
String[] keys = key.split(":");
for(int i=0; i < columns.length; i++){
cr.add(Restrictions.eq(columns[i], keys[i]));
}
}else{
cr.add(Restrictions.eq(columnName, key));
}
data = cr.list().get(0);
tx.commit();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Database Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
return data;
}
@SuppressWarnings("unchecked")
@Override
public List<PolicyRoles> getUserRoles() {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
List<PolicyRoles> rolesData = null;
try {
Criteria cr = session.createCriteria(PolicyRoles.class);
Disjunction disjunction = Restrictions.disjunction();
Conjunction conjunction1 = Restrictions.conjunction();
conjunction1.add(Restrictions.eq("role", "admin"));
Conjunction conjunction2 = Restrictions.conjunction();
conjunction2.add(Restrictions.eq("role", "editor"));
Conjunction conjunction3 = Restrictions.conjunction();
conjunction3.add(Restrictions.eq("role", "guest"));
disjunction.add(conjunction1);
disjunction.add(conjunction2);
disjunction.add(conjunction3);
rolesData = cr.add(disjunction).list();
tx.commit();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying PolicyRoles Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
return rolesData;
}
@SuppressWarnings("unchecked")
@Override
public void updateClAlarms(String clName, String alarms) {
Session session = HibernateSession.getSessionFactory();
List<ClosedLoops> closedloopsdata = null;
Transaction tx = session.beginTransaction();
try {
Criteria cr = session.createCriteria(ClosedLoops.class);
cr.add(Restrictions.eq("closedLoopControlName",clName));
closedloopsdata = cr.list();
ClosedLoops closedloop = closedloopsdata.get(0);
closedloop.setAlarmConditions(alarms);
session.update(closedloop);
tx.commit();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Updating ClosedLoops Table"+e);
}finally{
session.close();
}
}
@SuppressWarnings("unchecked")
@Override
public void updateClYaml(String clName, String yaml) {
Session session = HibernateSession.getSessionFactory();
List<ClosedLoops> closedloopsdata = null;
Transaction tx = session.beginTransaction();
try {
Criteria cr = session.createCriteria(ClosedLoops.class);
cr.add(Restrictions.eq("closedLoopControlName",clName));
closedloopsdata = cr.list();
ClosedLoops closedloop = closedloopsdata.get(0);
closedloop.setYaml(yaml);
session.update(closedloop);
tx.commit();
}catch(Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Updating ClosedLoops Table"+e);
}finally{
session.close();
}
}
@SuppressWarnings("unchecked")
@Override
public void deleteAll() {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
List<ClosedLoops> closedloopsdata = null;
try {
Criteria cr = session.createCriteria(ClosedLoops.class);
closedloopsdata = cr.list();
if(closedloopsdata!=null && !closedloopsdata.isEmpty()) {
LOGGER.info("ClosedLoops exist in the database, we need to delete them in our first step to buildCache().");
for(int i=0; i > closedloopsdata.size(); i++) {
ClosedLoops cl = closedloopsdata.get(i);
session.delete(cl);
}
} else {
LOGGER.info("No ClosedLoops exist in the database, no need to delete.");
}
tx.commit();
}catch(Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error while deleting ClosedLoops from the table"+e);
}finally{
session.close();
}
}
@SuppressWarnings({ "unchecked"})
@Override
public List<Object> checkExistingGroupListforUpdate(String groupListValue, String groupNameValue) {
Session session = HibernateSession.getSessionFactory();
Transaction tx = session.beginTransaction();
List<Object> data = null;
try {
Criteria cr = session.createCriteria(GroupPolicyScopeList.class);
cr.add(Restrictions.eq("groupList",groupListValue));
Criterion expression = Restrictions.eq("name", groupNameValue);
cr.add(Restrictions.not(expression));
data = cr.list();
tx.commit();
} catch (Exception e) {
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying for Duplicate Entries for GroupPolicyScopeList Table"+e);
}finally{
try{
session.close();
}catch(Exception e1){
LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
}
}
return data;
}
@Override
public List<Object> getMultipleDataOnAddingConjunction(@SuppressWarnings("rawtypes") Class className, String columnName, List<String> data) {
return null;
}
}
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