Jakarta Persistence (JPA) Interface

jakarta.persistence.criteria.FetchParent<Z,X>

Type Parameters:
<Z> - the source type
<X> - the target type
Represents an element of the from clause which may function as the parent of Fetches.
Since:
Jakarta Persistence (JPA) 2.0

Public Instance Methods

Fetch<X,Y> fetch(SingularAttribute<? super X,Y> attribute)
Create a fetch join to the specified single-valued attribute using an inner join.
Parameters:
attribute - target of the join
Returns:
the resulting fetch join.
Since:
Jakarta Persistence (JPA) 1.0
Fetch<X,Y> fetch(SingularAttribute<? super X,Y> attribute, JoinType jt)
Create a fetch join to the specified single-valued attribute using the given join type.
Parameters:
jt - join type
attribute - target of the join
Returns:
the resulting fetch join.
Since:
Jakarta Persistence (JPA) 1.0
Fetch<X,Y> fetch(PluralAttribute<? super X,?,Y> attribute)
Create a fetch join to the specified collection-valued attribute using an inner join.
Parameters:
attribute - target of the join
Returns:
the resulting join.
Since:
Jakarta Persistence (JPA) 1.0
Fetch<X,Y> fetch(PluralAttribute<? super X,?,Y> attribute, JoinType jt)
Create a fetch join to the specified collection-valued attribute using the given join type.
Parameters:
jt - join type
attribute - target of the join
Returns:
the resulting join.
Since:
Jakarta Persistence (JPA) 1.0
Fetch<X,Y> fetch(String attributeName)
Create a fetch join to the specified attribute using an inner join.
Parameters:
attributeName - name of the attribute for the target of the join
Returns:
the resulting fetch join.
Throws:
IllegalArgumentException - if attribute of the given name does not exist.
Since:
Jakarta Persistence (JPA) 1.0
Fetch<X,Y> fetch(String attributeName, JoinType jt)
Create a fetch join to the specified attribute using the given join type.
Parameters:
attributeName - name of the attribute for the target of the join
jt - join type
Returns:
the resulting fetch join.
Throws:
IllegalArgumentException - if attribute of the given name does not exist.
Since:
Jakarta Persistence (JPA) 1.0
Set<Fetch<X,?>> getFetches()
Return the fetch joins that have been made from this type.
Returns empty set if no fetch joins have been made from this type. Modifications to the set do not affect the query.
Returns:
fetch joins made from this type.
Since:
Jakarta Persistence (JPA) 1.0