Bukama commented on code in PR #463:
URL: 
https://github.com/apache/maven-dependency-plugin/pull/463#discussion_r1846973600


##########
src/main/java/org/apache/maven/plugins/dependency/fromDependencies/CopyDependenciesMojo.java:
##########
@@ -111,6 +109,21 @@ protected void doExecute() throws MojoExecutionException {
         Set<Artifact> artifacts = dss.getResolvedDependencies();
 
         if (!useRepositoryLayout) {
+            Map<String, Integer> copies = new HashMap<>();
+            for (Artifact artifactItem : artifacts) {
+                String destFileName = DependencyUtil.getFormattedFileName(
+                        artifactItem, stripVersion, prependGroupId, 
useBaseVersion, stripClassifier);
+                int numCopies = copies.getOrDefault(destFileName, 0);
+                copies.put(destFileName, numCopies + 1);
+            }
+            for (Map.Entry<String, Integer> entry : copies.entrySet()) {
+                if (entry.getValue() > 1) {
+                    getLog().warn("Multiple files with the name " + 
entry.getKey() + " in the dependency tree.");
+                    getLog().warn(

Review Comment:
   Is this new line on purpose?



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