caojiajun commented on PR #4338:
URL: https://github.com/apache/shenyu/pull/4338#issuecomment-1409779493
add this utils method in MapUtils, and replace the `computeIfAbsent` direct
invoke in project
```
/**
* jdk8 performance bug, see:
https://bugs.openjdk.java.net/browse/JDK-8161372
*
* @param map source map
* @param key key
* @param mappingFunction mappingFunction
* @param <K> k
* @param <V> v
* @return v
*/
public static <K, V> V computeIfAbsent(Map<K, V> map, K key, Function<?
super K, ? extends V> mappingFunction) {
V v = map.get(key);
if (v != null) return v;
return map.computeIfAbsent(key, mappingFunction);
}
```
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