Copy in copy method; otherwise reuse (#750)

cstamas · web-flow · commit daff12619a5b · 2025-06-12T23:31:32.000+02:00
diff --git a/maven-resolver-util/src/main/java/org/eclipse/aether/util/graph/manager/MMap.java b/maven-resolver-util/src/main/java/org/eclipse/aether/util/graph/manager/MMap.java
@@ -44,13 +44,13 @@ public static <K, V> MMap<K, V> empty() {
     }
 
     public static <K, V> MMap<K, V> copy(MMap<K, V> orig) {
-        return new MMap<>(orig.delegate);
+        return new MMap<>(new HashMap<>(orig.delegate));
     }
 
     protected final HashMap<K, V> delegate;
 
     private MMap(HashMap<K, V> delegate) {
-        this.delegate = new HashMap<>(delegate);
+        this.delegate = delegate;
     }
 
     public boolean containsKey(K key) {

Original file line number	Diff line number	Diff line change
`@@ -44,13 +44,13 @@ public static <K, V> MMap<K, V> empty() {`
`44`	`44`	`}`
`45`	`45`
`46`	`46`	`public static <K, V> MMap<K, V> copy(MMap<K, V> orig) {`
`47`		`- return new MMap<>(orig.delegate);`
	`47`	`+ return new MMap<>(new HashMap<>(orig.delegate));`
`48`	`48`	`}`
`49`	`49`
`50`	`50`	`protected final HashMap<K, V> delegate;`
`51`	`51`
`52`	`52`	`private MMap(HashMap<K, V> delegate) {`
`53`		`- this.delegate = new HashMap<>(delegate);`
	`53`	`+ this.delegate = delegate;`
`54`	`54`	`}`
`55`	`55`
`56`	`56`	`public boolean containsKey(K key) {`