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Preserve order in SetConverter.

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This commit fixes an issue where the order of elements in a set is not preserved when converting elements of the set.

Closes #1969.
Original pull request: #1968.
This commit is contained in:
Christoph Strobl
2021-02-15 09:52:17 +01:00
committed by Mark Paluch
parent 1c94cf6212
commit 04707ecc27
1 changed files with 2 additions and 5 deletions
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7
src/main/java/org/springframework/data/redis/connection/convert/SetConverter.java
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@@ -15,7 +15,6 @@
*/
package org.springframework.data.redis.connection.convert;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Set;
import java.util.stream.Collectors;
@@ -24,7 +23,7 @@ import org.springframework.core.convert.converter.Converter;
import org.springframework.util.Assert;
/**
* Converts a Set of values of one type to a Set of values of another type
* Converts a Set of values of one type to a Set of values of another type preserving item order.
*
* @author Jennifer Hickey
* @author Christoph Strobl
@@ -50,9 +49,7 @@ public class SetConverter<S, T> implements Converter<Set<S>, Set<T>> {
*/
@Override
public Set<T> convert(Set<S> source) {
return source.stream().map(itemConverter::convert)
.collect(Collectors.toCollection(source instanceof LinkedHashSet ? LinkedHashSet::new : HashSet::new));
return source.stream().map(itemConverter::convert).collect(Collectors.toCollection(LinkedHashSet::new));
}
}