[commons-configuration] 03/05: Use forEach()

[ggregory]

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ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-configuration.git

commit 7fbac5bb4eaf19c036aeea0e9b69ce80f3fcd838
Author: Gary Gregory <garydgreg...@gmail.com>
AuthorDate: Sat Jul 16 14:26:19 2022 -0400

    Use forEach()
---
 .../java/org/apache/commons/configuration2/XMLListReference.java | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git 
a/src/main/java/org/apache/commons/configuration2/XMLListReference.java 
b/src/main/java/org/apache/commons/configuration2/XMLListReference.java
index 7ef4d4ac..55730aa4 100644
--- a/src/main/java/org/apache/commons/configuration2/XMLListReference.java
+++ b/src/main/java/org/apache/commons/configuration2/XMLListReference.java
@@ -16,9 +16,9 @@
  */
 package org.apache.commons.configuration2;
 
-import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 import org.apache.commons.configuration2.convert.ListDelimiterHandler;
 import org.apache.commons.configuration2.ex.ConfigurationRuntimeException;
@@ -140,15 +140,12 @@ final class XMLListReference {
         // cannot be null if the current node is a list node
         final ImmutableNode parent = nodeHandler.getParent(node);
         final List<ImmutableNode> items = nodeHandler.getChildren(parent, 
node.getNodeName());
-        final List<Object> values = new ArrayList<>(items.size());
-        for (final ImmutableNode n : items) {
-            values.add(n.getValue());
-        }
+        final List<Object> values = 
items.stream().map(ImmutableNode::getValue).collect(Collectors.toList());
         try {
             return String.valueOf(delimiterHandler.escapeList(values, 
ListDelimiterHandler.NOOP_TRANSFORMER));
         } catch (final UnsupportedOperationException e) {
             throw new ConfigurationRuntimeException("List handling not 
supported by " + "the current ListDelimiterHandler! Make sure that the same 
delimiter "
-                + "handler is used for loading and saving the configuration.", 
e);
+                    + "handler is used for loading and saving the 
configuration.", e);
         }
     }