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## 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.

See Also:
  `CriteriaLoader`

Nested Class Summary

Nested classes/interfaces inherited from class org.hibernate.loader.JoinWalker
`JoinWalker.AssociationInitCallback`

Field Summary

Fields inherited from class org.hibernate.loader.JoinWalker
`aliases, associations, collectionOwners, collectionPersisters, collectionSuffixes, lockModeArray, lockOptions, ownerAssociationTypes, owners, persisters, sql, suffixes`

Constructor Summary
`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)`

Method Summary
`protected String` | `generateRootAlias(String tableName)`
`protected String` | `generateTableAlias(int n, PropertyPath path, Joinable joinable)`
`String` | `getComment()`
`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.
`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.
`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()`

Methods inherited from class org.hibernate.loader.AbstractEntityJoinWalker
`getAlias, getPersister, initAll, initAll, initProjection, isDuplicateAssociation, isJoinedFetchEnabled, isJoinFetchEnabledByProfile, toString`

Methods inherited from class org.hibernate.loader.JoinWalker
`countCollectionPersisters, countEntityPersisters, getAliases, 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, orderBy, selectString, setAliases, setCollectionOwners, setCollectionPersisters, setCollectionSuffixes, 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,
                              LoadQueryInfluencers loadQueryInfluencers)

### CriteriaJoinWalker

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

Method Detail

### 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

  Description copied from class: `JoinWalker`
  Determine the appropriate type of join (if any) to use to fetch the given association.

  Overrides:
    `getJoinType` in class `JoinWalker`
  Parameters:
    `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
  Returns:
    type of join to use (`JoinType.INNER_JOIN`, `JoinType.LEFT_OUTER_JOIN`, or -1 to indicate no joining.
  Throws:
    `MappingException` - ??

### getJoinType

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

  Description copied from class: `JoinWalker`
  Determine the appropriate associationType of join (if any) to use to fetch the given association.

  Overrides:
    `getJoinType` in class `JoinWalker`
  Parameters:
    `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.
  Returns:
    type of join to use (`JoinType.INNER_JOIN`, `JoinType.LEFT_OUTER_JOIN`, or -1 to indicate no joining.
  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,
                                        PropertyPath 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`

### getWithClause

    protected String getWithClause(PropertyPath path)

  Overrides:
    `getWithClause` in class `JoinWalker`

### hasRestriction

    protected boolean hasRestriction(PropertyPath path)

  Overrides:
    `hasRestriction` in class `JoinWalker`

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