ECOMP-PAP-REST/src/main/java/org/openecomp/policy/pap/xacml/rest/daoimpl/TermListDaoImpl.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ECOMP-PAP-REST
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.policy.pap.xacml.rest.daoimpl;
  22
  23 import java.util.ArrayList;
  24 import java.util.List;
  25
  26 import org.apache.commons.logging.Log;
  27 import org.apache.commons.logging.LogFactory;
  28 import org.hibernate.Criteria;
  29 import org.hibernate.Session;
  30 import org.hibernate.SessionFactory;
  31 import org.hibernate.Transaction;
  32 import org.hibernate.criterion.Restrictions;
  33 import org.openecomp.policy.pap.xacml.rest.HibernateSession;
  34 import org.openecomp.policy.rest.dao.TermListDao;
  35 import org.openecomp.policy.rest.jpa.TermList;
  36 import org.springframework.beans.factory.annotation.Autowired;
  37 import org.springframework.stereotype.Service;
  38
  39 import org.openecomp.policy.xacml.api.XACMLErrorConstants;
  40
  41 @Service("TermListDao")
  42 public class TermListDaoImpl implements TermListDao{
  43         private static final Log logger = LogFactory.getLog(TermListDaoImpl.class);
  44         @Autowired
  45         SessionFactory sessionfactory;
  46
  47         public SessionFactory getSessionfactory() {
  48                 return sessionfactory;
  49         }
  50
  51         public void setSessionfactory(SessionFactory sessionfactory) {
  52                 this.sessionfactory = sessionfactory;
  53         }
  54
  55         @SuppressWarnings("unchecked")
  56         @Override
  57         public List<TermList> getTermListData() {
  58                 Session session = HibernateSession.getSessionFactory();
  59                 Transaction tx = session.beginTransaction();
  60                 List<TermList> attributeData = null;
  61         try {
  62                 Criteria cr = session.createCriteria(TermList.class);
  63             attributeData = cr.list();
  64                         tx.commit();
  65                 } catch (Exception e) {
  66                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying TermList Table"+e);
  67                 }finally{
  68                         try{
  69                                 session.close();
  70                         }catch(Exception e1){
  71                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
  72                         }
  73                 }
  74                 return attributeData;
  75
  76         }
  77
  78         @Override
  79         public void Save(TermList attribute) {
  80                 Session session = HibernateSession.getSessionFactory();
  81                 Transaction tx = session.beginTransaction();
  82                 try {
  83                         session.persist(attribute);
  84                         tx.commit();
  85                 }catch(Exception e){
  86                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Saving TermList Table"+e);
  87                 }finally{
  88                         try{
  89                                 session.close();
  90                         }catch(Exception e1){
  91                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
  92                         }
  93                 }
  94
  95         }
  96
  97         @Override
  98         public void delete(TermList attribute) {
  99                 Session session = HibernateSession.getSessionFactory();
 100                 Transaction tx = session.beginTransaction();
 101                 try {
 102                         session.delete(attribute);
 103                         tx.commit();
 104                 }catch(Exception e){
 105                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Deleting TermList Table"+e);
 106                 }finally{
 107                         try{
 108                                 session.close();
 109                         }catch(Exception e1){
 110                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 111                         }
 112                 }
 113         }
 114
 115         @Override
 116         public void update(TermList attribute) {
 117                 Session session = HibernateSession.getSessionFactory();
 118                 Transaction tx = session.beginTransaction();
 119                 try {
 120                         session.update(attribute);
 121                         tx.commit();
 122                 }catch(Exception e){
 123                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Updating TermList Table"+e);
 124                 }finally{
 125                         try{
 126                                 session.close();
 127                         }catch(Exception e1){
 128                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 129                         }
 130                 }
 131
 132         }
 133
 134         @SuppressWarnings("unchecked")
 135         @Override
 136         public List<String> getTermListDataByName() {
 137                 Session session = HibernateSession.getSessionFactory();
 138                 Transaction tx = session.beginTransaction();
 139                 List<String> data = new ArrayList<String>();
 140         try {
 141                 Criteria cr = session.createCriteria(TermList.class);
 142             List<TermList> attributeData = cr.list();
 143             for(int i = 0; i < attributeData.size(); i++){
 144                  data.add(attributeData.get(i).getTermName());
 145             }
 146                         tx.commit();
 147                 } catch (Exception e) {
 148                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying TermList Table"+e);
 149                 }finally{
 150                         try{
 151                                 session.close();
 152                         }catch(Exception e1){
 153                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 154                         }
 155                 }
 156                 return data;
 157         }
 158
 159         @Override
 160         public TermList getTermListValueByName(String name) {
 161                 Session session = HibernateSession.getSessionFactory();
 162                 Transaction tx = session.beginTransaction();
 163                 TermList data = null;
 164                 try {
 165                         Criteria cr = session.createCriteria(TermList.class);
 166                         cr.add(Restrictions.eq("termName",name));
 167                         data = (TermList) cr.list().get(0);
 168                         tx.commit();
 169                 } catch (Exception e) {
 170                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying TermList Table"+e);
 171                 }finally{
 172                         try{
 173                                 session.close();
 174                         }catch(Exception e1){
 175                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 176                         }
 177                 }
 178                 return data;
 179         }
 180
 181 }