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CriteriaLoader (Hibernate API Documentation) - Hibernate 3.2.3 正式版 API 英文文档

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org.hibernate.loader.criteria
Class CriteriaLoader

java.lang.Object
  org.hibernate.loader.Loader
      org.hibernate.loader.BasicLoader
          org.hibernate.loader.OuterJoinLoader
              org.hibernate.loader.criteria.CriteriaLoader

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public class CriteriaLoader

extends OuterJoinLoader

A Loader for Criteria queries. Note that criteria queries are more like multi-object load()s than like HQL queries.

Author:

Gavin King

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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

CriteriaLoader(OuterJoinLoadable persister, SessionFactoryImplementor factory, CriteriaImpl criteria, String rootEntityName, Map enabledFilters)

 

Method Summary
protected  String	applyLocks(String sqlSelectString, Map lockModes, Dialect dialect)           Append FOR UPDATE OF clause, if necessary.
protected  LockMode[]	getLockModes(Map lockModes)           What lock mode does this load entities with?
Set	getQuerySpaces()
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  List	getResultList(List results, ResultTransformer resultTransformer)
protected  boolean	isSubselectLoadingEnabled()
List	list(SessionImplementor session)
ScrollableResults	scroll(SessionImplementor session, ScrollMode scrollMode)

 

Methods inherited from class org.hibernate.loader.OuterJoinLoader

getAliases, getCollectionOwners, getCollectionPersisters, getCollectionSuffixes, getDialect, getEnabledFilters, getEntityPersisters, 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

autoDiscoverTypes, bindNamedParameters, bindParameterValues, bindPositionalParameters, checkScrollability, doList, getEntityEagerPropertyFetches, getFactory, getNamedParameterLocs, getQueryIdentifier, getResultSet, hasSubselectLoadableCollections, isSingleRowLoader, 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

CriteriaLoader

public CriteriaLoader(OuterJoinLoadable persister,
                      SessionFactoryImplementor factory,
                      CriteriaImpl criteria,
                      String rootEntityName,
                      Map enabledFilters)
               throws HibernateException

Method Detail

scroll

public ScrollableResults scroll(SessionImplementor session,
                                ScrollMode scrollMode)
                         throws HibernateException

Throws:

HibernateException

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list

public List list(SessionImplementor session)
          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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getQuerySpaces

public Set getQuerySpaces()

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applyLocks

protected String applyLocks(String sqlSelectString,
                            Map lockModes,
                            Dialect dialect)
                     throws QueryException

Description copied from class: Loader

Append FOR UPDATE OF clause, if necessary. This empty superclass implementation merely returns its first argument.

Overrides:

applyLocks in class Loader

Throws:

QueryException

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getLockModes

protected LockMode[] getLockModes(Map lockModes)

Description copied from class: Loader

What lock mode does this load entities with?

Overrides:

getLockModes in class OuterJoinLoader

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isSubselectLoadingEnabled

protected boolean isSubselectLoadingEnabled()

Overrides:

isSubselectLoadingEnabled in class Loader

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getResultList

protected List getResultList(List results,
                             ResultTransformer resultTransformer)

Overrides:

getResultList in class Loader

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