程序包 org.hibernate.loader.criteria

类 CriteriaJoinWalker

java.lang.Object

org.hibernate.loader.JoinWalker

org.hibernate.loader.AbstractEntityJoinWalker

org.hibernate.loader.criteria.CriteriaJoinWalker

public class CriteriaJoinWalker
extends AbstractEntityJoinWalker

A JoinWalker for Criteria queries.

作者:

Gavin King

另请参阅:

CriteriaLoader

嵌套类概要

从类继承的嵌套类/接口 org.hibernate.loader.JoinWalker

JoinWalker.AssociationInitCallback

字段概要

从类继承的字段 org.hibernate.loader.JoinWalker

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

构造器概要

构造器

构造器	说明
CriteriaJoinWalker(OuterJoinLoadable persister, CriteriaQueryTranslator translator, SessionFactoryImplementor factory, CriteriaImpl criteria, String rootEntityName, LoadQueryInfluencers loadQueryInfluencers)
CriteriaJoinWalker(OuterJoinLoadable persister, CriteriaQueryTranslator translator, SessionFactoryImplementor factory, CriteriaImpl criteria, String rootEntityName, LoadQueryInfluencers loadQueryInfluencers, String alias)

方法概要

修饰符和类型	方法	说明
protected String	generateRootAlias(String tableName)
protected String	generateTableAlias(int n, PropertyPath path, Joinable joinable)
String	getComment()
protected JoinType	getJoinType(OuterJoinLoadable persister, PropertyPath path, int propertyNumber, AssociationType associationType, FetchMode metadataFetchMode, CascadeStyle metadataCascadeStyle, String lhsTable, String[] lhsColumns, boolean nullable, int currentDepth)	Determine the appropriate type of join (if any) to use to fetch the given association.
protected JoinType	getJoinType(AssociationType associationType, FetchMode config, PropertyPath path, String lhsTable, String[] lhsColumns, boolean nullable, int currentDepth, CascadeStyle cascadeStyle)	Determine the appropriate associationType of join (if any) to use to fetch the given association.
Set	getQuerySpaces()
Type[]	getResultTypes()
String[]	getUserAliases()
protected String	getWhereFragment()	Use the discriminator, to narrow the select to instances of the queried subclass, also applying any filters.
protected String	getWithClause(PropertyPath path)
protected boolean	hasRestriction(PropertyPath path)
boolean[]	includeInResultRow()

从类继承的方法 org.hibernate.loader.AbstractEntityJoinWalker

getAlias, getPersister, initAll, initAll, initProjection, isDuplicateAssociation, isJoinedFetchEnabled, isJoinFetchEnabledByProfile, orderBy, toString

从类继承的方法 org.hibernate.loader.JoinWalker

countCollectionPersisters, countEntityPersisters, getAliases, getAssociations, getCollectionOwners, getCollectionPersisters, getCollectionSuffixes, getDialect, getFactory, getJoinType, getLoadQueryInfluencers, getLockModeArray, getLockModeOptions, getOwnerAssociationTypes, getOwners, getPersisters, getSQLString, getSuffixes, initPersisters, initPersisters, initPersisters, isDuplicateAssociation, isJoinable, isJoinedFetchEnabledInMapping, isTooDeep, isTooManyCollections, mergeOrderings, mergeOuterJoins, orderBy, selectString, setAliases, setCollectionOwners, setCollectionPersisters, setCollectionSuffixes, setOwnerAssociationTypes, setOwners, setPersisters, setSql, setSuffixes, walkCollectionTree, walkEntityTree, whereString

从类继承的方法 java.lang.Object

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

构造器详细资料

CriteriaJoinWalker

public CriteriaJoinWalker(OuterJoinLoadable persister,
                          CriteriaQueryTranslator translator,
                          SessionFactoryImplementor factory,
                          CriteriaImpl criteria,
                          String rootEntityName,
                          LoadQueryInfluencers loadQueryInfluencers)

CriteriaJoinWalker

public CriteriaJoinWalker(OuterJoinLoadable persister,
                          CriteriaQueryTranslator translator,
                          SessionFactoryImplementor factory,
                          CriteriaImpl criteria,
                          String rootEntityName,
                          LoadQueryInfluencers loadQueryInfluencers,
                          String alias)

方法详细资料

getResultTypes

public Type[] getResultTypes()

getUserAliases

public String[] getUserAliases()

includeInResultRow

public boolean[] includeInResultRow()

getJoinType

protected JoinType getJoinType(OuterJoinLoadable persister,
                               PropertyPath path,
                               int propertyNumber,
                               AssociationType associationType,
                               FetchMode metadataFetchMode,
                               CascadeStyle metadataCascadeStyle,
                               String lhsTable,
                               String[] lhsColumns,
                               boolean nullable,
                               int currentDepth)
                        throws MappingException

从类复制的说明: JoinWalker

Determine the appropriate type of join (if any) to use to fetch the given association.

覆盖:

getJoinType 在类中 JoinWalker

参数:

persister - The owner of the association.

path - The path to the association

propertyNumber - The property number representing the association.

associationType - The association type.

metadataFetchMode - The metadata-defined fetch mode.

metadataCascadeStyle - The metadata-defined cascade style.

lhsTable - The owner table

lhsColumns - The owner join columns

nullable - Is the association nullable.

currentDepth - Current join depth

返回:

type of join to use (JoinType.INNER_JOIN, JoinType.LEFT_OUTER_JOIN, or -1 to indicate no joining.

抛出:

MappingException - ??

getJoinType

protected JoinType getJoinType(AssociationType associationType,
                               FetchMode config,
                               PropertyPath path,
                               String lhsTable,
                               String[] lhsColumns,
                               boolean nullable,
                               int currentDepth,
                               CascadeStyle cascadeStyle)
                        throws MappingException

从类复制的说明: JoinWalker

Determine the appropriate associationType of join (if any) to use to fetch the given association.

覆盖:

getJoinType 在类中 JoinWalker

参数:

associationType - The association associationType.

config - The metadata-defined fetch mode.

path - The path to the association

lhsTable - The owner table

lhsColumns - The owner join columns

nullable - Is the association nullable.

currentDepth - Current join depth

cascadeStyle - The metadata-defined cascade style.

返回:

type of join to use (JoinType.INNER_JOIN, JoinType.LEFT_OUTER_JOIN, or -1 to indicate no joining.

抛出:

MappingException - ??

getWhereFragment

protected String getWhereFragment()
                           throws MappingException

Use the discriminator, to narrow the select to instances of the queried subclass, also applying any filters.

覆盖:

getWhereFragment 在类中 AbstractEntityJoinWalker

抛出:

MappingException

generateTableAlias

protected String generateTableAlias(int n,
                                    PropertyPath path,
                                    Joinable joinable)

覆盖:

generateTableAlias 在类中 JoinWalker

generateRootAlias

protected String generateRootAlias(String tableName)

覆盖:

generateRootAlias 在类中 JoinWalker

getQuerySpaces

public Set getQuerySpaces()

getComment

public String getComment()

指定者:

getComment 在类中 AbstractEntityJoinWalker

getWithClause

protected String getWithClause(PropertyPath path)

覆盖:

getWithClause 在类中 JoinWalker

hasRestriction

protected boolean hasRestriction(PropertyPath path)

覆盖:

hasRestriction 在类中 JoinWalker