[GitHub] [zookeeper] symat commented on a change in pull request #1350: ZOOKEEPER-3709: Pre-defined the size of ByteArrayOutputStream

[GitBox <gi...@apache.org>]

symat commented on a change in pull request #1350:
URL: https://github.com/apache/zookeeper/pull/1350#discussion_r449886694



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File path: zookeeper-server/src/main/java/org/apache/zookeeper/server/quorum/Learner.java
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@@ -246,18 +246,23 @@ void request(Request request) throws IOException {
             LOG.error("Throttled request sent to leader: {}. Exiting", request);
             ServiceUtils.requestSystemExit(ExitCode.UNEXPECTED_ERROR.getValue());
         }
-        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        // size of sessionId, cxId and type in bytes
+        int size = Long.BYTES + 2 * Integer.BYTES;
+        byte[] bytes = null;
+        if(request.request != null) {

Review comment:
       you need a space after the 'if' statement to fix the checkstyle error.
   (btw you can run checkstyle locally by: `mvn verify spotbugs:check checkstyle:check -DskipTests` )




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