IT. Expert System.

Java Enterprise Edition (EE)

FetchParent


javax.persistence.criteria
Interface FetchParent<Z,X>

Type Parameters:
Z - the source type
X - the target type
All Known Subinterfaces:
CollectionJoin<Z,E>, Fetch<Z,X>, From<Z,X>, Join<Z,X>, ListJoin<Z,E>, MapJoin<Z,K,V>, PluralJoin<Z,C,E>, Root<X>, SetJoin<Z,E>
public interface FetchParent<Z,X>

Represents an element of the from clause which may function as the parent of Fetches.

Since:
Java Persistence 2.0

Method Summary
<Y> Fetch<X,Y>
fetch(PluralAttribute<? super X,?,Y> attribute)
          Create a fetch join to the specified collection-valued attribute using an inner join.
<Y> 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.
<Y> Fetch<X,Y>
fetch(SingularAttribute<? super X,Y> attribute)
          Create a fetch join to the specified single-valued attribute using an inner join.
<Y> 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.
<X,Y> Fetch<X,Y>
fetch(java.lang.String attributeName)
          Create a fetch join to the specified attribute using an inner join.
<X,Y> Fetch<X,Y>
fetch(java.lang.String attributeName, JoinType jt)
          Create a fetch join to the specified attribute using the given join type.
 java.util.Set<Fetch<X,?>> getFetches()
          Return the fetch joins that have been made from this type.
 

Method Detail

getFetches

java.util.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

fetch

<Y> 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

fetch

<Y> 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:
attribute - target of the join
jt - join type
Returns:
the resulting fetch join

fetch

<Y> 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

fetch

<Y> 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:
attribute - target of the join
jt - join type
Returns:
the resulting join

fetch

<X,Y> Fetch<X,Y> fetch(java.lang.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:
java.lang.IllegalArgumentException - if attribute of the given name does not exist

fetch

<X,Y> Fetch<X,Y> fetch(java.lang.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:
java.lang.IllegalArgumentException - if attribute of the given name does not exist


Content

Android Reference

Java basics

Java Enterprise Edition (EE)

Java Standard Edition (SE)

SQL

HTML

PHP

CSS

Java Script

MYSQL

JQUERY

VBS

REGEX

C

C++

C#

Design patterns

RFC (standard status)

RFC (proposed standard status)

RFC (draft standard status)

RFC (informational status)

RFC (experimental status)

RFC (best current practice status)

RFC (historic status)

RFC (unknown status)

IT dictionary

License.
All information of this service is derived from the free sources and is provided solely in the form of quotations. This service provides information and interfaces solely for the familiarization (not ownership) and under the "as is" condition.
Copyright 2016 © ELTASK.COM. All rights reserved.
Site is optimized for mobile devices.
Downloads: 2816 / . Delta: 0.03294 с