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

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org.hibernate.loader.entity
Class CollectionElementLoader

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

public class CollectionElementLoader
extends OuterJoinLoader

Author:: Gavin King

Field Summary

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

CollectionElementLoader(QueryableCollection collectionPersister, 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 loadElement(SessionImplementor session, Object key, Object index)


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

Constructor Detail

CollectionElementLoader

public CollectionElementLoader(QueryableCollection collectionPersister,
                               SessionFactoryImplementor factory,
                               Map enabledFilters)
                        throws MappingException

Method Detail

loadElement

public Object loadElement(SessionImplementor session,
                          Object key,
                          Object index)
                   throws HibernateException

Throws:: HibernateException

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

isSingleRowLoader

protected boolean isSingleRowLoader()