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javax.persistence.criteria
Interface CriteriaBuilder.Coalesce<T>

All Superinterfaces:

Expression<T>, Selection<T>, TupleElement<T>

Enclosing interface:

CriteriaBuilder

public static interface CriteriaBuilder.Coalesce<T>

extends Expression<T>

Interface used to build coalesce expressions. A coalesce expression is equivalent to a case expression that returns null if all its arguments evaluate to null, and the value of its first non-null argument otherwise.

Method Summary

CriteriaBuilder.Coalesce<T>	value(Expression<? extends T> value) Add an argument to the coalesce expression.
CriteriaBuilder.Coalesce<T>	value(T value) Add an argument to the coalesce expression.

Methods inherited from interface javax.persistence.criteria.Expression

as, in, in, in, in, isNotNull, isNull

Methods inherited from interface javax.persistence.criteria.Selection

alias, getCompoundSelectionItems, isCompoundSelection

Methods inherited from interface javax.persistence.TupleElement

getAlias, getJavaType

Method Detail

value

CriteriaBuilder.Coalesce<T> value(T value)

Add an argument to the coalesce expression.

Parameters:

value - value

Returns:

coalesce expression

value

CriteriaBuilder.Coalesce<T> value(Expression<? extends T> value)

Add an argument to the coalesce expression.

Parameters:

value - expression

Returns:

coalesce expression

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