org.apache.openjpa.persistence.criteria
Class Expressions.FunctionalExpression<X>
java.lang.Object
org.apache.openjpa.persistence.criteria.SelectionImpl<X>
org.apache.openjpa.persistence.criteria.ExpressionImpl<X>
org.apache.openjpa.persistence.criteria.Expressions.FunctionalExpression<X>
- Type Parameters:
X
- the type of the resultant expression
- All Implemented Interfaces:
- Expression<X>, Selection<X>, TupleElement<X>, CriteriaExpression
- Direct Known Subclasses:
- Expressions.DatabaseFunction
- Enclosing class:
- Expressions
public abstract static class Expressions.FunctionalExpression<X>
- extends ExpressionImpl<X>
Functional Expression applies a function on a list of input Expressions.
Methods inherited from class org.apache.openjpa.persistence.criteria.SelectionImpl |
alias, asProjection, assertValidName, asValue, asVariable, getAlias, getCompoundSelectionItems, getJavaType, isAliased, isAutoAliased, isCompoundSelection, setAutoAlias |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
args
protected final ExpressionImpl<?>[] args
Expressions.FunctionalExpression
public Expressions.FunctionalExpression(Class<X> t,
Expression<?>... args)
- Supply the resultant type and list of input operand expressions.
acceptVisit
public void acceptVisit(CriteriaExpressionVisitor visitor)
- Description copied from interface:
CriteriaExpression
- Accept visit from the given visitor. The receiver is responsible
to propagate the visitor to the constituent sub-nodes if any.
- Specified by:
acceptVisit
in interface CriteriaExpression
- Overrides:
acceptVisit
in class SelectionImpl<X>
- Parameters:
visitor
- a processor to walk the nodes of a tree.
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