blob: 7b91ab3411530e4400cca4cf6dde1d8dadfe695f (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
// Copyright Vespa.ai. 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.List;
/**
* This class represents a day-of-week timestamp-function in a {@link GroupingExpression}. It evaluates to a long that
* equals the day of week (0 - 6) of the result of the argument, Monday being 0.
*
* @author Simon Thoresen Hult
* @author bratseth
*/
public class DayOfWeekFunction extends FunctionNode {
/**
* Constructs a new instance of this class.
*
* @param exp The expression to evaluate, must evaluate to a long.
*/
public DayOfWeekFunction(GroupingExpression exp) {
this(null, null, exp);
}
private DayOfWeekFunction(String label, Integer level, GroupingExpression exp) {
super("time.dayofweek", label, level, List.of(exp));
}
@Override
public DayOfWeekFunction copy() {
return new DayOfWeekFunction(getLabel(), getLevelOrNull(), getArg(0).copy());
}
}
|