diff options
Diffstat (limited to 'container-search/src/main/java/com/yahoo/search/grouping/request/MaxFunction.java')
-rw-r--r-- | container-search/src/main/java/com/yahoo/search/grouping/request/MaxFunction.java | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/MaxFunction.java b/container-search/src/main/java/com/yahoo/search/grouping/request/MaxFunction.java index 731c1c4eba4..bff8cb481b8 100644 --- a/container-search/src/main/java/com/yahoo/search/grouping/request/MaxFunction.java +++ b/container-search/src/main/java/com/yahoo/search/grouping/request/MaxFunction.java @@ -2,6 +2,7 @@ package com.yahoo.search.grouping.request; import java.util.List; +import java.util.stream.Collectors; /** * This class represents a max-function in a {@link GroupingExpression}. It evaluates to a number that equals the @@ -19,11 +20,18 @@ public class MaxFunction extends FunctionNode { * @param argN The optional arguments, must evaluate to a number. */ public MaxFunction(GroupingExpression arg1, GroupingExpression arg2, GroupingExpression... argN) { - this(asList(arg1, arg2, argN)); + this(null, null, asList(arg1, arg2, argN)); } - private MaxFunction(List<GroupingExpression> args) { - super("max", args); + private MaxFunction(String label, Integer level, List<GroupingExpression> args) { + super("max", label, level, args); + } + + @Override + public MaxFunction copy() { + return new MaxFunction(getLabel(), + getLevelOrNull(), + args().stream().map(arg -> arg.copy()).collect(Collectors.toList())); } /** @@ -37,7 +45,7 @@ public class MaxFunction extends FunctionNode { if (args.size() < 2) { throw new IllegalArgumentException("Expected 2 or more arguments, got " + args.size() + "."); } - return new MaxFunction(args); + return new MaxFunction(null, null, args); } } |