[GitHub] [bookkeeper] lordcheng10 commented on a change in pull request #3061: Optimize memory：Support shrinking in ConcurrentLongLongPairHashMap

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

lordcheng10 commented on a change in pull request #3061:
URL: https://github.com/apache/bookkeeper/pull/3061#discussion_r809733512



##########
File path: bookkeeper-server/src/main/java/org/apache/bookkeeper/util/collections/ConcurrentLongLongPairHashMap.java
##########
@@ -75,26 +133,21 @@
         boolean test(long key1, long key2, long value1, long value2);
     }
 
-    public ConcurrentLongLongPairHashMap() {
-        this(DefaultExpectedItems);
-    }
-
-    public ConcurrentLongLongPairHashMap(int expectedItems) {
-        this(expectedItems, DefaultConcurrencyLevel);
-    }
-
-    public ConcurrentLongLongPairHashMap(int expectedItems, int concurrencyLevel) {
+    private ConcurrentLongLongPairHashMap(int expectedItems, int concurrencyLevel,

Review comment:
       OK




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