fix: adds $Ref.replacedRefsList to keep trac of replaced refs

Author: ivangsa

src/main/java/io/zenwave360/jsonrefparser/$RefParser.java

@@ -359,6 +359,8 @@ private void mergeResolvedAndReplaceOriginal(ExtendedJsonContext jsonContext, St
         replacement.putAll(original);
         replacement.remove("$ref");
         replacement.putAll((Map) resolved);
+        $Ref originalRef = $Ref.of((String) original.get("$ref"), uri);
+        this.refs.saveReplacedRef(originalRef, replacement);
         jsonContext.set(jsonPath, replacement);
     }
 

src/main/java/io/zenwave360/jsonrefparser/$Refs.java

@@ -32,6 +32,7 @@ public class $Refs {
 
     // References are kept on a list (instead of a Map) because Map.hashCode() is calculated recursively and may be circular references.
     private List<Pair<$Ref, Object>> originalRefsList = new ArrayList<>();
+    private List<Pair<$Ref, Object>> replacedRefsList = new ArrayList<>();
     private List<Pair<Map, List>> originalAllOfList = new ArrayList<>();
 
     public $Refs(ExtendedJsonContext jsonContext) {
@@ -52,6 +53,10 @@ public class $Refs {
         return originalRefsList;
     }
 
+    public List<Pair<$Ref, Object>> getReplacedRefsList() {
+        return replacedRefsList;
+    }
+
     public $Ref getOriginalRef(Object obj) {
         Object originalAllOf = getOriginalAllOf(obj);
         return originalRefsList.stream()
@@ -112,6 +117,10 @@ public void saveOriginalRef($Ref originalRef, Object resolved) {
         }
     }
 
+    public void saveReplacedRef($Ref originalRef, Object resolved) {
+        this.replacedRefsList.add(Pair.of(originalRef, resolved));
+    }
+
     public void saveOriginalAllOf(Map<String, Object> resolvedAllOf, List originalAllOf) {
         originalAllOfList.add(Pair.of(resolvedAllOf, originalAllOf));
     }