diff options
Diffstat (limited to 'container-search/src/main/java/com/yahoo/search/grouping/request/StrCatFunction.java')
-rw-r--r-- | container-search/src/main/java/com/yahoo/search/grouping/request/StrCatFunction.java | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/StrCatFunction.java b/container-search/src/main/java/com/yahoo/search/grouping/request/StrCatFunction.java index 97dcc909254..3b266b884bf 100644 --- a/container-search/src/main/java/com/yahoo/search/grouping/request/StrCatFunction.java +++ b/container-search/src/main/java/com/yahoo/search/grouping/request/StrCatFunction.java @@ -2,12 +2,14 @@ package com.yahoo.search.grouping.request; import java.util.List; +import java.util.stream.Collectors; /** * This class represents a strcat-function in a {@link GroupingExpression}. It evaluates to a string that equals the * contatenation of the string results of all arguments in the order they were given to the constructor. * * @author Simon Thoresen Hult + * @author bratseth */ public class StrCatFunction extends FunctionNode { @@ -19,11 +21,18 @@ public class StrCatFunction extends FunctionNode { * @param argN The optional arguments, must evaluate to a string. */ public StrCatFunction(GroupingExpression arg1, GroupingExpression arg2, GroupingExpression... argN) { - this(asList(arg1, arg2, argN)); + this(null, null, asList(arg1, arg2, argN)); } - private StrCatFunction(List<GroupingExpression> args) { - super("strcat", args); + private StrCatFunction(String label, Integer level, List<GroupingExpression> args) { + super("strcat", label, level, args); + } + + @Override + public StrCatFunction copy() { + return new StrCatFunction(getLabel(), + getLevelOrNull(), + args().stream().map(arg -> arg.copy()).collect(Collectors.toList())); } /** @@ -37,7 +46,7 @@ public class StrCatFunction extends FunctionNode { if (args.size() < 2) { throw new IllegalArgumentException("Expected 2 or more arguments, got " + args.size() + "."); } - return new StrCatFunction(args); + return new StrCatFunction(null, null, args); } } |