ECOMP-PAP-REST/src/main/java/org/openecomp/policy/pap/xacml/rest/daoimpl/AttributeDaoImpl.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.openecomp.policy.pap.xacml.rest.HibernateSession;
  33 import org.openecomp.policy.rest.dao.AttributeDao;
  34 import org.openecomp.policy.rest.jpa.Attribute;
  35 import org.springframework.beans.factory.annotation.Autowired;
  36 import org.springframework.stereotype.Service;
  37
  38 import org.openecomp.policy.xacml.api.XACMLErrorConstants;
  39
  40 @Service("AttributeDao")
  41 public class AttributeDaoImpl implements AttributeDao {
  42         private static final Log logger = LogFactory.getLog(AttributeDaoImpl.class);
  43         @Autowired
  44         SessionFactory sessionfactory;
  45
  46         public SessionFactory getSessionfactory() {
  47                 return sessionfactory;
  48         }
  49
  50         public void setSessionfactory(SessionFactory sessionfactory) {
  51                 this.sessionfactory = sessionfactory;
  52         }
  53
  54         @SuppressWarnings("unchecked")
  55         @Override
  56         public List<Attribute> getData() {
  57                 Session session = HibernateSession.getSessionFactory();
  58                 Transaction tx = session.beginTransaction();
  59                 List<Attribute> attributeData = null;
  60                 try {
  61                         Criteria cr = session.createCriteria(Attribute.class);
  62                         attributeData = cr.list();
  63                         tx.commit();
  64                 } catch (Exception e) {
  65                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Attribute Table"+e);
  66                 }finally{
  67                         try{
  68                                 session.close();
  69                         }catch(Exception e1){
  70                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
  71                         }
  72                 }
  73                 return attributeData;
  74
  75         }
  76
  77         @Override
  78         public void Save(Attribute attribute) {
  79                 Session session = HibernateSession.getSessionFactory();
  80                 Transaction tx = session.beginTransaction();
  81                 try {
  82                         session.persist(attribute);
  83                         tx.commit();
  84                 }catch(Exception e){
  85                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Saving Attribute Table"+e);
  86                 }finally{
  87                         try{
  88                                 session.close();
  89                         }catch(Exception e1){
  90                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
  91                         }
  92                 }
  93
  94         }
  95
  96         @Override
  97         public void delete(Attribute attribute) {
  98                 Session session = HibernateSession.getSessionFactory();
  99                 Transaction tx = session.beginTransaction();
 100                 try {
 101                         session.delete(attribute);
 102                         tx.commit();
 103                 }catch(Exception e){
 104                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Deleting Attribute Table"+e);
 105                 }finally{
 106                         try{
 107                                 session.close();
 108                         }catch(Exception e1){
 109                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 110                         }
 111                 }
 112         }
 113
 114         @Override
 115         public void update(Attribute attribute) {
 116                 Session session = HibernateSession.getSessionFactory();
 117                 Transaction tx = session.beginTransaction();
 118                 try {
 119                         session.update(attribute);
 120                         tx.commit();
 121                 }catch(Exception e){
 122                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Updating Attribute Table"+e);
 123                 }finally{
 124                         try{
 125                                 session.close();
 126                         }catch(Exception e1){
 127                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 128                         }
 129                 }
 130         }
 131
 132         @SuppressWarnings("unchecked")
 133         @Override
 134         public List<String> getAttributeData() {
 135                 Session session = HibernateSession.getSessionFactory();
 136                 Transaction tx = session.beginTransaction();
 137                 List<String> data = new ArrayList<String>();
 138                 try {
 139                         Criteria cr = session.createCriteria(Attribute.class);
 140                         List<Attribute> attributeData = cr.list();
 141                         for(int i = 0; i < attributeData.size(); i++){
 142                                 data.add(attributeData.get(i).getXacmlId());
 143                         }
 144                         tx.commit();
 145                 } catch (Exception e) {
 146                         logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Querying Attribute Table"+e);
 147                 }finally{
 148                         try{
 149                                 session.close();
 150                         }catch(Exception e1){
 151                                 logger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error While Closing Connection/Statement"+e1);
 152                         }
 153                 }
 154                 return data;
 155         }
 156
 157 }