com.yahoo.search.grouping.request

Class ReverseFunction

java.lang.Object

com.yahoo.search.grouping.request.GroupingNode

com.yahoo.search.grouping.request.GroupingExpression

com.yahoo.search.grouping.request.FunctionNode

com.yahoo.search.grouping.request.ReverseFunction

All Implemented Interfaces:

Iterable<GroupingExpression>

public class ReverseFunction
extends FunctionNode

This class represents a reverse-function in a GroupingExpression. It evaluates to a list that equals the list result of the argument, sorted in descending order.

Author:

baldersheim

Constructor Summary

Constructors

Constructor and Description
ReverseFunction(GroupingExpression exp) Constructs a new instance of this class.

Method Summary

Methods inherited from class com.yahoo.search.grouping.request.FunctionNode

asList, asList, asList, getArg, getNumArgs, iterator, resolveLevel, visit

Methods inherited from class com.yahoo.search.grouping.request.GroupingExpression

asImage, asString, getLevel, setLabel

Methods inherited from class com.yahoo.search.grouping.request.GroupingNode

getLabel, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

ReverseFunction

public ReverseFunction(GroupingExpression exp)

Constructs a new instance of this class.

Parameters:

exp - The expression to evaluate, must evaluate to a list.