org.hibernate.loader.criteria
Class 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.

Author:

Gavin King

See Also:

CriteriaLoader

Field Summary

Fields inherited from class org.hibernate.loader.JoinWalker

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

Constructor Summary

CriteriaJoinWalker(OuterJoinLoadable persister, CriteriaQueryTranslator translator, SessionFactoryImplementor factory, CriteriaImpl criteria, String rootEntityName, Map enabledFilters)

CriteriaJoinWalker(OuterJoinLoadable persister, CriteriaQueryTranslator translator, SessionFactoryImplementor factory, CriteriaImpl criteria, String rootEntityName, Map enabledFilters, String alias)

Method Summary

protected String	generateRootAlias(String tableName)
protected String	generateTableAlias(int n, String path, Joinable joinable)
String	getComment()
protected int	getJoinType(AssociationType type, FetchMode config, String path, String lhsTable, String[] lhsColumns, boolean nullable, int currentDepth, CascadeStyle cascadeStyle) Get the join type (inner, outer, etc) or -1 if the association should not be joined.
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.

Methods inherited from class org.hibernate.loader.AbstractEntityJoinWalker

getAlias, getPersister, initAll, initProjection, isJoinedFetchEnabled, toString

Methods inherited from class org.hibernate.loader.JoinWalker

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

Methods inherited from class java.lang.Object

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

Constructor Detail

CriteriaJoinWalker

public CriteriaJoinWalker(OuterJoinLoadable persister,
                          CriteriaQueryTranslator translator,
                          SessionFactoryImplementor factory,
                          CriteriaImpl criteria,
                          String rootEntityName,
                          Map enabledFilters)

CriteriaJoinWalker

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

Method Detail

getResultTypes

public Type[] getResultTypes()

getUserAliases

public String[] getUserAliases()

getJoinType

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

Description copied from class: JoinWalker

Get the join type (inner, outer, etc) or -1 if the association should not be joined. Override on subclasses.

Overrides:

getJoinType in class JoinWalker

Throws:

MappingException

getWhereFragment

protected String getWhereFragment()
                           throws MappingException

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

Overrides:

getWhereFragment in class AbstractEntityJoinWalker

Throws:

MappingException

generateTableAlias

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

Overrides:

generateTableAlias in class JoinWalker

generateRootAlias

protected String generateRootAlias(String tableName)

Overrides:

generateRootAlias in class JoinWalker

getQuerySpaces

public Set getQuerySpaces()

getComment

public String getComment()

Specified by:

getComment in class AbstractEntityJoinWalker