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perf: avoid multiple expansion when the number of elements in the MessageConst class is determined (#3721)

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`HashSet`, threshold = initialCapacity * 0.75
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Xinda
2022-01-26 10:44:01 +08:00
committed by GitHub
parent 493c91a38b
commit 8ce2cdb004
1 changed files with 1 additions and 1 deletions
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common/src/main/java/org/apache/rocketmq/common/message/MessageConst.java
+1 -1
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@@ -57,7 +57,7 @@ public class MessageConst {
public static final String KEY_SEPARATOR = " ";
public static final HashSet<String> STRING_HASH_SET = new HashSet<String>();
public static final HashSet<String> STRING_HASH_SET = new HashSet<>(64);
static {
STRING_HASH_SET.add(PROPERTY_TRACE_SWITCH);