Add copy-constructor for MappingIterator (#5069)

k163377 · web-flow · commit 3d4c0407ddcf · 2025-04-05T16:27:03.000-07:00
diff --git a/src/main/java/com/fasterxml/jackson/databind/MappingIterator.java b/src/main/java/com/fasterxml/jackson/databind/MappingIterator.java
@@ -162,6 +162,14 @@ protected MappingIterator(JavaType type, JsonParser p, DeserializationContext ct
         }
     }
 
+    /**
+     * Copy-constructor that sub-classes can use when creating new instances
+     * by fluent-style construction
+     */
+    protected MappingIterator(MappingIterator<T> src) {
+        this(src._type, src._parser, src._context, src._deserializer, src._closeParser, src._updatedValue);
+    }
+
     /**
      * Method for getting an "empty" iterator instance: one that never
      * has more values; may be freely shared.

Original file line number	Diff line number	Diff line change
`@@ -162,6 +162,14 @@ protected MappingIterator(JavaType type, JsonParser p, DeserializationContext ct`
`162`	`162`	`}`
`163`	`163`	`}`
`164`	`164`
	`165`	`+ /**`
	`166`	`+ * Copy-constructor that sub-classes can use when creating new instances`
	`167`	`+ * by fluent-style construction`
	`168`	`+ */`
	`169`	`+ protected MappingIterator(MappingIterator<T> src) {`
	`170`	`+ this(src._type, src._parser, src._context, src._deserializer, src._closeParser, src._updatedValue);`
	`171`	`+ }`
	`172`	`+`
`165`	`173`	`/**`
`166`	`174`	`* Method for getting an "empty" iterator instance: one that never`
`167`	`175`	`* has more values; may be freely shared.`