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AbstractEntityLoader (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.loader.entity
Class AbstractEntityLoader

java.lang.Object
  org.hibernate.loader.Loader
      org.hibernate.loader.BasicLoader
          org.hibernate.loader.OuterJoinLoader
              org.hibernate.loader.entity.AbstractEntityLoader

All Implemented Interfaces:

UniqueEntityLoader

Direct Known Subclasses:

CascadeEntityLoader, EntityLoader

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public abstract class AbstractEntityLoader

extends OuterJoinLoader

implements UniqueEntityLoader

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Field Summary
protected  String	entityName
protected static org.apache.commons.logging.Log	log
protected  OuterJoinLoadable	persister
protected  Type	uniqueKeyType

 

Fields inherited from class org.hibernate.loader.OuterJoinLoader

aliases, collectionOwners, collectionPersisters, collectionSuffixes, lockModeArray, ownerAssociationTypes, owners, persisters, sql, suffixes

 

Fields inherited from class org.hibernate.loader.BasicLoader

NO_SUFFIX

 

Constructor Summary

AbstractEntityLoader(OuterJoinLoadable persister, Type uniqueKeyType, SessionFactoryImplementor factory, Map enabledFilters)

 

Method Summary
protected  Object	getResultColumnOrRow(Object[] row, ResultTransformer transformer, ResultSet rs, SessionImplementor session)           Get the actual object that is returned in the user-visible result list.
protected  boolean	isSingleRowLoader()           Return false is this loader is a batch entity loader
Object	load(Serializable id, Object optionalObject, SessionImplementor session)           Load an entity instance.
protected  Object	load(SessionImplementor session, Object id, Object optionalObject, Serializable optionalId)

 

Methods inherited from class org.hibernate.loader.OuterJoinLoader

getAliases, getCollectionOwners, getCollectionPersisters, getCollectionSuffixes, getDialect, getEnabledFilters, getEntityPersisters, getLockModes, getOwnerAssociationTypes, getOwners, getSQLString, getSuffixes, initFromWalker

 

Methods inherited from class org.hibernate.loader.BasicLoader

generateSuffixes, generateSuffixes, getCollectionAliases, getEntityAliases, postInstantiate

 

Methods inherited from class org.hibernate.loader.Loader

applyLocks, autoDiscoverTypes, bindNamedParameters, bindParameterValues, bindPositionalParameters, checkScrollability, doList, getEntityEagerPropertyFetches, getFactory, getNamedParameterLocs, getQueryIdentifier, getResultList, getResultSet, hasSubselectLoadableCollections, isSubselectLoadingEnabled, list, loadCollection, loadCollectionBatch, loadCollectionSubselect, loadEntity, loadEntity, loadEntityBatch, loadSequentialRowsForward, loadSequentialRowsReverse, loadSingleRow, needsFetchingScroll, prepareQueryStatement, preprocessSQL, processFilters, scroll, toString, upgradeLocks

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

 

Field Detail

log

protected static final org.apache.commons.logging.Log log

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persister

protected final OuterJoinLoadable persister

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uniqueKeyType

protected final Type uniqueKeyType

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entityName

protected final String entityName

Constructor Detail

AbstractEntityLoader

public AbstractEntityLoader(OuterJoinLoadable persister,
                            Type uniqueKeyType,
                            SessionFactoryImplementor factory,
                            Map enabledFilters)

Method Detail

load

public Object load(Serializable id,
                   Object optionalObject,
                   SessionImplementor session)
            throws HibernateException

Description copied from interface: UniqueEntityLoader

Load an entity instance. If optionalObject is supplied, load the entity state into the given (uninitialized) object.

Specified by:

load in interface UniqueEntityLoader

Throws:

HibernateException

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load

protected Object load(SessionImplementor session,
                      Object id,
                      Object optionalObject,
                      Serializable optionalId)
               throws HibernateException

Throws:

HibernateException

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getResultColumnOrRow

protected Object getResultColumnOrRow(Object[] row,
                                      ResultTransformer transformer,
                                      ResultSet rs,
                                      SessionImplementor session)
                               throws SQLException,
                                      HibernateException

Description copied from class: Loader

Get the actual object that is returned in the user-visible result list. This empty implementation merely returns its first argument. This is overridden by some subclasses.

Overrides:

getResultColumnOrRow in class Loader

Throws:

SQLException

HibernateException

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isSingleRowLoader

protected boolean isSingleRowLoader()

Description copied from class: Loader

Return false is this loader is a batch entity loader

Overrides:

isSingleRowLoader in class Loader

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