OpenJDK / jdk / jdk
changeset 51187:e55d46250431
8207314: Unnecessary reallocation when constructing WeakHashMap from a large Map
Reviewed-by: martin
| author | igerasim |
|---|---|
| date | Mon, 23 Jul 2018 22:07:55 -0700 |
| parents | 22e1b5900d90 |
| children | 630b5e06a947 |
| files | src/java.base/share/classes/java/util/WeakHashMap.java |
| diffstat | 1 files changed, 1 insertions(+), 1 deletions(-) [+] |
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--- a/src/java.base/share/classes/java/util/WeakHashMap.java Mon Jul 23 18:29:35 2018 -0700 +++ b/src/java.base/share/classes/java/util/WeakHashMap.java Mon Jul 23 22:07:55 2018 -0700 @@ -252,7 +252,7 @@ * @since 1.3 */ public WeakHashMap(Map<? extends K, ? extends V> m) { - this(Math.max((int) (m.size() / DEFAULT_LOAD_FACTOR) + 1, + this(Math.max((int) ((float)m.size() / DEFAULT_LOAD_FACTOR + 1.0F), DEFAULT_INITIAL_CAPACITY), DEFAULT_LOAD_FACTOR); putAll(m);