use Map.computeIfAbsent()

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1916034 13f79535-47bb-0310-9956-ffa450edef68
apache · Feb 28, 2024 · 6b40b7f · 6b40b7f
1 parent 2496ce5
commit 6b40b7f
Showing 1 changed file with 1 addition and 6 deletions.
diff --git a/poi/src/main/java/org/apache/poi/util/BitFieldFactory.java b/poi/src/main/java/org/apache/poi/util/BitFieldFactory.java
@@ -27,11 +27,6 @@ public class BitFieldFactory {
     private static Map<Integer, BitField> instances = new HashMap<>();
 
     public static BitField getInstance(int mask) {
-      BitField f = instances.get(Integer.valueOf(mask));
-      if (f == null) {
-        f = new BitField(mask);
-        instances.put(Integer.valueOf(mask), f);
-      }
-      return f;
+        return instances.computeIfAbsent(mask, k -> new BitField(mask));
     }
 }