Package org.apache.qpid.server.query.engine.parsing.factory

Class ProjectionExpressionFactory

java.lang.Object

org.apache.qpid.server.query.engine.parsing.factory.ProjectionExpressionFactory

public final class ProjectionExpressionFactory
extends Object

Factory creating projection expressions

Method Summary

Modifier and Type	Method	Description
static <T,R> ProjectionExpression<T,R>	projection(ExpressionNode<T,R> expression, String alias, int ordinal)	Creates a ProjectionExpression instance

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

projection

public static <T,R> ProjectionExpression<T,R> projection(ExpressionNode<T,R> expression,
                                                                     String alias,
                                                                     int ordinal)

Creates a ProjectionExpression instance

Type Parameters:

T - Input parameter type

R - Return parameter type

Parameters:

expression - Wrapped expression

alias - Projections alias

ordinal - Projections ordinal

Returns:

ProjectionExpression instance