package org.bitrepository.service.audit;
   
   import org.bitrepository.service.database.DatabaseManager;
   import org.bitrepository.service.database.DatabaseMigrator;
   import org.bitrepository.settings.referencesettings.DatabaseSpecifics;
   
   /**
    * Manager for the audit trail contributor database. For usage, see @DatabaseManager. 
    */
  public class AuditDatabaseManager extends DatabaseManager {
  
      private final DatabaseSpecifics databaseSpecifics;
      private DatabaseMigrator migrator;
      public final static String AUDIT_CONTRIBUTOR_DATABASE_SCHEMA = "sql/derby/auditContributorDBCreation.sql";
      
      public AuditDatabaseManager(DatabaseSpecifics databaseSpecifics) {
          this.databaseSpecifics = databaseSpecifics;
      }
      
      @Override
      protected DatabaseSpecifics getDatabaseSpecifics() {
          return databaseSpecifics;
      }
  
      @Override
      protected synchronized DatabaseMigrator getMigrator() {
          if(migrator == null) {
              migrator = new AuditTrailContributorDatabaseMigrator(connector);
          }
          return migrator;
      }
  
      @Override
      protected boolean needsMigration() {
          return getMigrator().needsMigration();
      }
  
      @Override
      protected String getDatabaseCreationScript() {
          return AUDIT_CONTRIBUTOR_DATABASE_SCHEMA;
      }
  
  }