Make sure we cache the hashCode as it will be called a lot (#6)

apache · Aug 2, 2024 · a84011c · a84011c
1 parent 02e1d87
commit a84011c
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/maven-resolver-impl/src/main/java/org/eclipse/aether/internal/impl/collect/DataPool.java b/maven-resolver-impl/src/main/java/org/eclipse/aether/internal/impl/collect/DataPool.java
@@ -276,9 +276,11 @@ public void putChildren(Object key, List<DependencyNode> children) {
 
     public static final class DescriptorKey {
         private final Artifact artifact;
+        private final int hashCode;
 
         private DescriptorKey(Artifact artifact) {
             this.artifact = artifact;
+            this.hashCode = buildHashCode();
         }
 
         @Override
@@ -295,6 +297,10 @@ public boolean equals(Object o) {
 
         @Override
         public int hashCode() {
+            return hashCode;
+        }
+
+        private int buildHashCode() {
             return Objects.hashCode(artifact);
         }