1 | /*
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2 | * To change this template, choose Tools | Templates
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3 | * and open the template in the editor.
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4 | */
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5 |
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6 | package gov.hhs.fha.nhinc.hibernate;
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7 |
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8 | import gov.hhs.fha.nhinc.hibernate.util.*;
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9 | import java.util.List;
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10 | import org.apache.commons.logging.Log;
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11 | import org.apache.commons.logging.LogFactory;
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12 | import org.hibernate.Session;
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13 | import org.hibernate.SessionFactory;
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14 | import org.hibernate.Transaction;
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15 | import java.util.Date;
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16 | import org.hibernate.Criteria;
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17 | import org.hibernate.criterion.Expression;
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18 |
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19 | /**
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20 | * AuditRepositoryDAO Class provides methods to query and update Audit Data to/from MySQL Database using Hibernate
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21 | * @author svalluripalli
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22 | */
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23 | public class AuditRepositoryDAO {
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24 | //Log4j logging initiated
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25 | private static Log log = LogFactory.getLog(AuditRepositoryDAO.class);
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26 | private static AuditRepositoryDAO auditDAO = new AuditRepositoryDAO();
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27 | public static String JAVA_IO_TMPDIR = "java.io.tmpdir";
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28 |
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29 | /**
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30 | * Constructor
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31 | */
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32 | private AuditRepositoryDAO() {
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33 | log.info("AuditRepositoryDAO - Initialized");
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34 | }
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35 |
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36 | /**
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37 | * Singleton instance returned...
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38 | * @return AuditRepositoryDAO
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39 | */
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40 | public static AuditRepositoryDAO getAuditRepositoryDAOInstance() {
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41 | log.debug("getAuditRepositoryDAOInstance()..");
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42 | return auditDAO;
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43 | }
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44 |
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45 | /**
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46 | *
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47 | * @param query
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48 | * @param whereClause
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49 | * @return List<AuditRepositoryRecord>
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50 | */
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51 | public List queryAuditRepository(String query) {
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52 | log.debug("AuditRepositoryDAO.getData() Begin");
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53 |
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54 | Session session = null;
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55 |
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56 | List<AuditRepositoryRecord> queryList = null;
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57 | try {
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58 | SessionFactory sessionFactory = HibernateUtil.getSessionFactory();
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59 | session = sessionFactory.openSession();
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60 | log.info("Getting Record");
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61 | queryList = session.createSQLQuery(query).addEntity("auditrepository", AuditRepositoryRecord.class).list();
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62 | } catch (Exception e) {
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63 | e.printStackTrace();
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64 | log.error("Exception in AuditLog.get() occured due to :" + e.getMessage());
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65 | } finally {
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66 | // Actual contact insertion will happen at this step
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67 | if (session != null) {
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68 | session.flush();
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69 | session.close();
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70 | }
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71 | }
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72 |
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73 | log.debug("AuditRepositoryDAO.getData() end");
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74 | return queryList;
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75 | }
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76 |
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77 | /**
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78 | *
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79 | * @param auditList
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80 | * @return boolean
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81 | */
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82 | public boolean insertAuditRepository(List<AuditRepositoryRecord> auditList) {
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83 | log.debug("AuditRepositoryDAO.createAuditRepository() - Begin");
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84 | Session session = null;
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85 | Transaction tx = null;
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86 | boolean result = true;
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87 | if (auditList != null && auditList.size() > 0) {
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88 | int size = auditList.size();
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89 | AuditRepositoryRecord auditRecord = null;
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90 |
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91 | try {
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92 | SessionFactory sessionFactory = HibernateUtil.getSessionFactory();
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93 | session = sessionFactory.openSession();
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94 | tx = session.beginTransaction();
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95 | log.info("Inserting Record...");
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96 | for (int i = 0; i < size; i++) {
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97 | auditRecord = (AuditRepositoryRecord) auditList.get(i);
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98 | session.persist(auditRecord);
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99 | }
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100 | log.info("AuditRepository List Inserted seccussfully...");
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101 | tx.commit();
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102 | } catch (Exception e) {
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103 | result = false;
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104 | if (tx != null) {
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105 | tx.rollback();
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106 | }
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107 | log.error("Error during insertion caused by :" + e.getMessage());
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108 | } finally {
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109 | // Actual event_log insertion will happen at this step
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110 | if (session != null) {
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111 | session.close();
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112 | }
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113 | }
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114 | }
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115 | log.debug("AuditRepositoryDAO.createAuditRepository() - End");
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116 | return result;
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117 | }
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118 |
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119 | /**
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120 | * This method does a query to database to get the Audit Log Messages based on user id and/or patient id and/or
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121 | * community id and/or timeframe
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122 | * @param eUserId
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123 | * @param ePatientId
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124 | * @param startDate
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125 | * @param endDate
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126 | * @return List
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127 | */
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128 | public List queryAuditRepositoryOnCriteria(String eUserId, String ePatientId, Date startDate, Date endDate) {
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129 | log.debug("AuditRepositoryDAO.getAuditRepositoryOnCriteria() Begin");
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130 |
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131 | if (eUserId == null && ePatientId == null && startDate == null) {
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132 | log.info("-- No - Input Parameters found for Audit Query --");
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133 | log.debug("AuditRepositoryDAO.getAuditRepositoryOnCriteria() End");
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134 | return null;
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135 | }
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136 |
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137 | Session session = null;
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138 | List<AuditRepositoryRecord> queryList = null;
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139 | try {
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140 | SessionFactory sessionFactory = HibernateUtil.getSessionFactory();
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141 | session = sessionFactory.openSession();
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142 | log.info("Getting Record");
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143 |
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144 | // Build the criteria
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145 | Criteria aCriteria = session.createCriteria(AuditRepositoryRecord.class);
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146 | if (eUserId != null && !eUserId.equals("")) {
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147 | aCriteria.add(Expression.eq("userId", eUserId));
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148 | }
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149 | if (ePatientId != null && !ePatientId.equals("")) {
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150 | aCriteria.add(Expression.eq("receiverPatientId", ePatientId));
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151 | }
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152 |
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153 | if (startDate != null && endDate != null) {
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154 | aCriteria.add(Expression.between("timeStamp", new Date(startDate.getTime()), new Date(endDate.getTime())));
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155 | } else if (startDate != null && endDate == null) {
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156 | aCriteria.add(Expression.ge("timeStamp", new Date(startDate.getTime())));
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157 | }
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158 | queryList = aCriteria.list();
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159 | } catch (Exception e) {
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160 | log.error("Exception in AuditLog.get() occured due to :" + e.getMessage());
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161 | } finally {
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162 | // Actual contact insertion will happen at this step
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163 | if (session != null) {
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164 | session.flush();
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165 | session.close();
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166 | }
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167 | }
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168 | log.debug("AuditRepositoryDAO.getAuditRepositoryOnCriteria() End");
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169 | return queryList;
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170 | }
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171 | }
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