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author | Jon Bratseth <bratseth@yahoo-inc.com> | 2016-06-15 23:09:44 +0200 |
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committer | Jon Bratseth <bratseth@yahoo-inc.com> | 2016-06-15 23:09:44 +0200 |
commit | 72231250ed81e10d66bfe70701e64fa5fe50f712 (patch) | |
tree | 2728bba1131a6f6e5bdf95afec7d7ff9358dac50 /container-search/src/main/java/com/yahoo/search/grouping/request/NegFunction.java |
Publish
Diffstat (limited to 'container-search/src/main/java/com/yahoo/search/grouping/request/NegFunction.java')
-rw-r--r-- | container-search/src/main/java/com/yahoo/search/grouping/request/NegFunction.java | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/NegFunction.java b/container-search/src/main/java/com/yahoo/search/grouping/request/NegFunction.java new file mode 100644 index 00000000000..7ea2b3a788b --- /dev/null +++ b/container-search/src/main/java/com/yahoo/search/grouping/request/NegFunction.java @@ -0,0 +1,23 @@ +// 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 negate-function in a {@link GroupingExpression}. It evaluates to a number that equals the + * negative of the results of the argument. + * + * @author <a href="mailto:simon@yahoo-inc.com">Simon Thoresen</a> + */ +public class NegFunction extends FunctionNode { + + /** + * Constructs a new instance of this class. + * + * @param exp The expression to evaluate, must evaluate to a number. + */ + public NegFunction(GroupingExpression exp) { + super("neg", Arrays.asList(exp)); + } +} + |