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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.grouping.request;
import java.util.Arrays;
/**
* This class represents a tolong-function in a {@link GroupingExpression}. It converts the result of the argument to a
* long. If the argument can not be converted, this function returns 0.
*
* @author <a href="mailto:balder@yahoo-inc.com">Henning Baldersheim</a>
*/
public class ToStringFunction extends FunctionNode {
/**
* Constructs a new instance of this class.
*
* @param exp The expression to evaluate.
*/
public ToStringFunction(GroupingExpression exp) {
super("tostring", Arrays.asList(exp));
}
}
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