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MINOR: remove an unused method and adjust method visibility in Utils.java #21398

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Merged
chia7712 merged 2 commits into from
Feb 7, 2026
Merged

MINOR: remove an unused method and adjust method visibility in Utils.java #21398

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746a638
Minor: remove an unused method and adjust method visibility
jiafu1115 Feb 4, 2026
a5c3fda
inline the method call
jiafu1115 Feb 4, 2026
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21 changes: 1 addition & 20 deletions clients/src/main/java/org/apache/kafka/common/utils/Utils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -901,25 +901,6 @@ public FileVisitResult postVisitDirectory(Path path, IOException exc) throws IOE
});
}

/**
* Returns an empty list if the provided list is null, otherwise returns the list itself.
* <p>
* This method is useful for avoiding {@code NullPointerException} when working with potentially null lists.
*
* @param other the list to check for null
* @return an empty list if the provided list is null, otherwise the original list
*/
public static <T> List<T> safe(List<T> other) {
return other == null ? Collections.emptyList() : other;
}

/**
* Get the ClassLoader which loaded Kafka.
*/
public static ClassLoader getKafkaClassLoader() {
return Utils.class.getClassLoader();
}

/**
* Get the Context ClassLoader on this thread or, if not present, the ClassLoader that
* loaded Kafka.
Expand All @@ -929,7 +910,7 @@ public static ClassLoader getKafkaClassLoader() {
public static ClassLoader getContextOrKafkaClassLoader() {
ClassLoader cl = Thread.currentThread().getContextClassLoader();
if (cl == null)
return getKafkaClassLoader();
return Utils.class.getClassLoader();
else
return cl;
}
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