Examples of org.hibernate.NaturalIdLoadAccess

org.hibernate.NaturalIdLoadAccess
Loads an entity by its natural identifier. @author Eric Dalquist @author Steve Ebersole @see org.hibernate.annotations.NaturalId

  @Override
  public List list(Criteria criteria) throws HibernateException {
    // TODO: Is this guaranteed to always be CriteriaImpl?
    CriteriaImpl criteriaImpl = (CriteriaImpl) criteria;
        
    final NaturalIdLoadAccess naturalIdLoadAccess = this.tryNaturalIdLoadAccess( criteriaImpl );
    if ( naturalIdLoadAccess != null ) {
      // EARLY EXIT!
      return Arrays.asList( naturalIdLoadAccess.load() );
    }


    errorIfClosed();
    checkTransactionSynchStatus();
    String[] implementors = factory.getImplementors( criteriaImpl.getEntityOrClassName() );

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    if ( naturalIdentifierProperties.length != naturalIdValues.size() ) {
      return null;
    }


    final String[] propertyNames = entityPersister.getPropertyNames();
    final NaturalIdLoadAccess naturalIdLoader = this.byNaturalId( entityName );


    // Build NaturalIdLoadAccess and in the process verify all naturalId properties were specified
    for ( int i = 0; i < naturalIdentifierProperties.length; i++ ) {
      final String naturalIdProperty = propertyNames[naturalIdentifierProperties[i]];
      final Object naturalIdValue = naturalIdValues.get( naturalIdProperty );


      if ( naturalIdValue == null ) {
        // A NaturalId property is missing from the critera query, can't use NaturalIdLoadAccess
        return null;
      }


      naturalIdLoader.using( naturalIdProperty, naturalIdValue );
    }


    // Critera query contains a valid naturalId, use the new API
    LOG.warn( "Session.byNaturalId(" + entityName
        + ") should be used for naturalId queries instead of Restrictions.naturalId() from a Criteria" );

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  public List list(Criteria criteria) throws HibernateException {
    // TODO: Is this guaranteed to always be CriteriaImpl?
    CriteriaImpl criteriaImpl = (CriteriaImpl) criteria;
        
    final NaturalIdLoadAccess naturalIdLoadAccess = this.tryNaturalIdLoadAccess( criteriaImpl );
    if ( naturalIdLoadAccess != null ) {
      // EARLY EXIT!
      return Arrays.asList( naturalIdLoadAccess.load() );
    }


    errorIfClosed();
    checkTransactionSynchStatus();
    String[] implementors = factory.getImplementors( criteriaImpl.getEntityOrClassName() );

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    if ( naturalIdentifierProperties.length != naturalIdValues.size() ) {
      return null;
    }


    final String[] propertyNames = entityPersister.getPropertyNames();
    final NaturalIdLoadAccess naturalIdLoader = this.byNaturalId( entityName );


    // Build NaturalIdLoadAccess and in the process verify all naturalId properties were specified
    for ( int i = 0; i < naturalIdentifierProperties.length; i++ ) {
      final String naturalIdProperty = propertyNames[naturalIdentifierProperties[i]];
      final Object naturalIdValue = naturalIdValues.get( naturalIdProperty );


      if ( naturalIdValue == null ) {
        // A NaturalId property is missing from the critera query, can't use NaturalIdLoadAccess
        return null;
      }


      naturalIdLoader.using( naturalIdProperty, naturalIdValue );
    }


    // Critera query contains a valid naturalId, use the new API
    LOG.warn( "Session.byNaturalId(" + entityName
        + ") should be used for naturalId queries instead of Restrictions.naturalId() from a Criteria" );

View Full Code Here

         @Override
         public Citizen call() throws Exception {
            Session s = openSession();
            Transaction tx = s.beginTransaction();
            State france = BasicTransactionalTestCase.this.getState(s, "Ile de France");
            NaturalIdLoadAccess naturalIdLoader = s.byNaturalId(Citizen.class);
            naturalIdLoader.using("ssn", "1234").using("state", france);


            //Not clearing naturalId caches, should be warm from entity loading
            stats.clear();


            // first query
            Citizen citizen = (Citizen) naturalIdLoader.load();
            assertNotNull(citizen);
            assertEquals("NaturalId Cache Hits", 1, stats.getNaturalIdCacheHitCount());
            assertEquals("NaturalId Cache Misses", 0, stats.getNaturalIdCacheMissCount());
            assertEquals("NaturalId Cache Puts", 0, stats.getNaturalIdCachePutCount());
            assertEquals("NaturalId Cache Queries", 0, stats.getNaturalIdQueryExecutionCount());


            // cleanup
            tx.rollback();
            s.close();
            return citizen;
         }
      });


      // TODO: Clear caches manually via cache manager (it's faster!!)
      this.cleanupCache();
      Thread.sleep(PutFromLoadValidator.NAKED_PUT_INVALIDATION_PERIOD + TimeUnit.SECONDS.toMillis(1));
      stats.setStatisticsEnabled( true );
      stats.clear();


      //Try NaturalIdLoadAccess
      withTx(tm, new Callable<Void>() {
         @Override
         public Void call() throws Exception {
            Session s = openSession();
            Transaction tx = s.beginTransaction();


            // first query
            Citizen loadedCitizen = (Citizen) s.get( Citizen.class, citizen.getId() );
            assertNotNull( loadedCitizen );
            assertEquals( "NaturalId Cache Hits", 0, stats.getNaturalIdCacheHitCount() );
            assertEquals( "NaturalId Cache Misses", 0, stats.getNaturalIdCacheMissCount() );
            assertEquals( "NaturalId Cache Puts", 1, stats.getNaturalIdCachePutCount() );
            assertEquals( "NaturalId Cache Queries", 0, stats.getNaturalIdQueryExecutionCount() );


            // cleanup
            tx.rollback();
            s.close();
            return null;
         }
      });


      // Try NaturalIdLoadAccess after load
      withTx(tm, new Callable<Void>() {
         @Override
         public Void call() throws Exception {
            Session s = openSession();
            Transaction tx = s.beginTransaction();
            State france = BasicTransactionalTestCase.this.getState(s, "Ile de France");
            NaturalIdLoadAccess naturalIdLoader = s.byNaturalId(Citizen.class);
            naturalIdLoader.using( "ssn", "1234" ).using( "state", france );


            //Not clearing naturalId caches, should be warm from entity loading
            stats.setStatisticsEnabled( true );
            stats.clear();


            // first query
            Citizen loadedCitizen = (Citizen) naturalIdLoader.load();
            assertNotNull( loadedCitizen );
            assertEquals( "NaturalId Cache Hits", 1, stats.getNaturalIdCacheHitCount() );
            assertEquals( "NaturalId Cache Misses", 0, stats.getNaturalIdCacheMissCount() );
            assertEquals( "NaturalId Cache Puts", 0, stats.getNaturalIdCachePutCount() );
            assertEquals( "NaturalId Cache Queries", 0, stats.getNaturalIdQueryExecutionCount() );

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      dontFlushFromFind--;
    }
  }


  public List list(CriteriaImpl criteria) throws HibernateException {
    final NaturalIdLoadAccess naturalIdLoadAccess = this.tryNaturalIdLoadAccess( criteria );
    if ( naturalIdLoadAccess != null ) {
      // EARLY EXIT!
      return Arrays.asList( naturalIdLoadAccess.load() );
    }


    errorIfClosed();
    checkTransactionSynchStatus();
    String[] implementors = factory.getImplementors( criteria.getEntityOrClassName() );

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    if ( naturalIdentifierProperties.length != naturalIdValues.size() ) {
      return null;
    }


    final String[] propertyNames = entityPersister.getPropertyNames();
    final NaturalIdLoadAccess naturalIdLoader = this.byNaturalId( entityName );


    // Build NaturalIdLoadAccess and in the process verify all naturalId properties were specified
    for ( int i = 0; i < naturalIdentifierProperties.length; i++ ) {
      final String naturalIdProperty = propertyNames[naturalIdentifierProperties[i]];
      final Object naturalIdValue = naturalIdValues.get( naturalIdProperty );


      if ( naturalIdValue == null ) {
        // A NaturalId property is missing from the critera query, can't use NaturalIdLoadAccess
        return null;
      }


      naturalIdLoader.using( naturalIdProperty, naturalIdValue );
    }


    // Critera query contains a valid naturalId, use the new API
    LOG.warn( "Session.byNaturalId(" + entityName
        + ") should be used for naturalId queries instead of Restrictions.naturalId() from a Criteria" );

View Full Code Here


  public List list(Criteria criteria) throws HibernateException {
    // TODO: Is this guaranteed to always be CriteriaImpl?
    CriteriaImpl criteriaImpl = (CriteriaImpl) criteria;
        
    final NaturalIdLoadAccess naturalIdLoadAccess = this.tryNaturalIdLoadAccess( criteriaImpl );
    if ( naturalIdLoadAccess != null ) {
      // EARLY EXIT!
      return Arrays.asList( naturalIdLoadAccess.load() );
    }


    errorIfClosed();
    checkTransactionSynchStatus();
    String[] implementors = factory.getImplementors( criteriaImpl.getEntityOrClassName() );

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    if ( naturalIdentifierProperties.length != naturalIdValues.size() ) {
      return null;
    }


    final String[] propertyNames = entityPersister.getPropertyNames();
    final NaturalIdLoadAccess naturalIdLoader = this.byNaturalId( entityName );


    // Build NaturalIdLoadAccess and in the process verify all naturalId properties were specified
    for ( int i = 0; i < naturalIdentifierProperties.length; i++ ) {
      final String naturalIdProperty = propertyNames[naturalIdentifierProperties[i]];
      final Object naturalIdValue = naturalIdValues.get( naturalIdProperty );


      if ( naturalIdValue == null ) {
        // A NaturalId property is missing from the critera query, can't use NaturalIdLoadAccess
        return null;
      }


      naturalIdLoader.using( naturalIdProperty, naturalIdValue );
    }


    // Critera query contains a valid naturalId, use the new API
    LOG.warn( "Session.byNaturalId(" + entityName
        + ") should be used for naturalId queries instead of Restrictions.naturalId() from a Criteria" );

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      dontFlushFromFind--;
    }
  }


  public List list(CriteriaImpl criteria) throws HibernateException {
    final NaturalIdLoadAccess naturalIdLoadAccess = this.tryNaturalIdLoadAccess( criteria );
    if ( naturalIdLoadAccess != null ) {
      // EARLY EXIT!
      return Arrays.asList( naturalIdLoadAccess.load() );
    }


    errorIfClosed();
    checkTransactionSynchStatus();
    String[] implementors = factory.getImplementors( criteria.getEntityOrClassName() );

View Full Code Here

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