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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.search.grouping.request;
/**
* This class represents a document attribute value in a {@link GroupingExpression}. It evaluates to the value of the
* named attribute in the input {@link com.yahoo.search.result.Hit}.
*
* @author <a href="mailto:simon@yahoo-inc.com">Simon Thoresen</a>
*/
public class AttributeValue extends DocumentValue {
private final String name;
/**
* Constructs a new instance of this class.
*
* @param attributeName The attribute name to assign to this.
*/
public AttributeValue(String attributeName) {
super(attributeName);
name = attributeName;
}
/**
* Returns the name of the attribute to retrieve from the input hit.
*
* @return The attribute name.
*/
public String getAttributeName() {
return name;
}
}
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