org.hibernate.loader.plan.spi

Interface Fetch

All Known Subinterfaces:

AnyAttributeFetch, AttributeFetch, CollectionAttributeFetch, CompositeAttributeFetch, CompositeFetch, EntityFetch

All Known Implementing Classes:

AbstractCompositeEntityIdentifierDescription, AbstractCompositeFetch, AnyAttributeFetchImpl, CollectionAttributeFetchImpl, CompositeAttributeFetchImpl, EncapsulatedEntityIdentifierDescription, EntityAttributeFetchImpl, NestedCompositeAttributeFetchImpl, NonEncapsulatedEntityIdentifierDescription

public interface Fetch

Contract for associations that are being fetched.

NOTE : can represent components/embeddables

Author:

Steve Ebersole

Method Summary

Modifier and Type	Method and Description
String	getAdditionalJoinConditions()
Type	getFetchedType() Get the Hibernate Type that describes the fetched attribute
FetchStrategy	getFetchStrategy() Gets the fetch strategy for this fetch.
PropertyPath	getPropertyPath() Get the property path to this fetch
FetchSource	getSource() Obtain the owner of this fetch.
boolean	isNullable() Is this fetch nullable?
String[]	toSqlSelectFragments(String alias) Generates the SQL select fragments for this fetch.

Method Detail

getSource

FetchSource getSource()

Obtain the owner of this fetch.

Returns:

The fetch owner.

getPropertyPath

PropertyPath getPropertyPath()

Get the property path to this fetch

Returns:

The property path

getFetchStrategy

FetchStrategy getFetchStrategy()

Gets the fetch strategy for this fetch.

Returns:

the fetch strategy for this fetch.

getFetchedType

Type getFetchedType()

Get the Hibernate Type that describes the fetched attribute

Returns:

The Type of the fetched attribute

isNullable

boolean isNullable()

Is this fetch nullable?

Returns:

true, if this fetch is nullable; false, otherwise.

getAdditionalJoinConditions

String getAdditionalJoinConditions()

toSqlSelectFragments

String[] toSqlSelectFragments(String alias)

Generates the SQL select fragments for this fetch. A select fragment is the column and formula references.

Returns:

the select fragments