Internal refactoring
diff --git a/src/main/java/org/apache/commons/configuration2/BaseHierarchicalConfiguration.java b/src/main/java/org/apache/commons/configuration2/BaseHierarchicalConfiguration.java
index 4392f1f..c745921 100644
--- a/src/main/java/org/apache/commons/configuration2/BaseHierarchicalConfiguration.java
+++ b/src/main/java/org/apache/commons/configuration2/BaseHierarchicalConfiguration.java
@@ -518,8 +518,7 @@
* @return the {@code NodeModel} for the new configuration
*/
private static NodeModel<ImmutableNode> createNodeModel(final HierarchicalConfiguration<ImmutableNode> c) {
- final ImmutableNode root = c != null ? obtainRootNode(c) : null;
- return new InMemoryNodeModel(root);
+ return new InMemoryNodeModel(obtainRootNode(c));
}
/**
@@ -530,7 +529,7 @@
* @return the root node of this configuration
*/
private static ImmutableNode obtainRootNode(final HierarchicalConfiguration<ImmutableNode> c) {
- return c.getNodeModel().getNodeHandler().getRootNode();
+ return c != null ? c.getNodeModel().getNodeHandler().getRootNode() : null;
}
/**
