LuciferYang commented on code in PR #43349:
URL: https://github.com/apache/spark/pull/43349#discussion_r1357874149
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common/network-common/src/main/java/org/apache/spark/network/util/NettyUtils.java:
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@@ -65,38 +65,26 @@ public static ThreadFactory createThreadFactory(String
threadPoolPrefix) {
public static EventLoopGroup createEventLoop(IOMode mode, int numThreads,
String threadPrefix) {
ThreadFactory threadFactory = createThreadFactory(threadPrefix);
- switch (mode) {
- case NIO:
- return new NioEventLoopGroup(numThreads, threadFactory);
- case EPOLL:
- return new EpollEventLoopGroup(numThreads, threadFactory);
- default:
- throw new IllegalArgumentException("Unknown io mode: " + mode);
- }
+ return switch (mode) {
+ case NIO -> new NioEventLoopGroup(numThreads, threadFactory);
+ case EPOLL -> new EpollEventLoopGroup(numThreads, threadFactory);
Review Comment:
<img width="854" alt="image"
src="https://github.com/apache/spark/assets/1475305/fc3510f8-30fd-4674-949c-f10de8e8ba1d";>
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