|
EclipseLink 2.2.0, build 'v20110202-r8913' API Reference | ||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
T
- the type of the expressionpublic interface Expression<T>
Type for query expressions.
Method Summary | ||
---|---|---|
|
as(java.lang.Class<X> type)
Perform a typecast upon the expression, returning a new expression object. |
|
Predicate |
in(java.util.Collection<?> values)
Create a predicate to test whether the expression is a member of the collection. |
|
Predicate |
in(Expression<?>... values)
Create a predicate to test whether the expression is a member of the argument list. |
|
Predicate |
in(Expression<java.util.Collection<?>> values)
Create a predicate to test whether the expression is a member of the collection. |
|
Predicate |
in(java.lang.Object... values)
Create a predicate to test whether the expression is a member of the argument list. |
|
Predicate |
isNotNull()
Create a predicate to test whether the expression is not null. |
|
Predicate |
isNull()
Create a predicate to test whether the expression is null. |
Methods inherited from interface javax.persistence.criteria.Selection |
---|
alias, getCompoundSelectionItems, isCompoundSelection |
Methods inherited from interface javax.persistence.TupleElement |
---|
getAlias, getJavaType |
Method Detail |
---|
Predicate isNull()
Predicate isNotNull()
Predicate in(java.lang.Object... values)
values
- values to be tested against
Predicate in(Expression<?>... values)
values
- expressions to be tested against
Predicate in(java.util.Collection<?> values)
values
- collection of values to be tested against
Predicate in(Expression<java.util.Collection<?>> values)
values
- expression corresponding to collection to be
tested against
<X> Expression<X> as(java.lang.Class<X> type)
type
- intended type of the expression
|
EclipseLink 2.2.0, build 'v20110202-r8913' API Reference | ||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |