From 34afec69c866f731f3f9d9b3606bbc31b51d64e7 Mon Sep 17 00:00:00 2001
From: Christian Schulte <schulte@apache.org>
Date: Wed, 27 Jan 2016 03:46:11 +0100
Subject: [PATCH] [MNG-6183] Dependency management debug message enhancements.

o Updated to add debug log messages about optional flag management.
---
 .../maven/project/DefaultProjectDependenciesResolver.java | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/maven-core/src/main/java/org/apache/maven/project/DefaultProjectDependenciesResolver.java b/maven-core/src/main/java/org/apache/maven/project/DefaultProjectDependenciesResolver.java
index 16b60c2004..21dfaa2395 100644
--- a/maven-core/src/main/java/org/apache/maven/project/DefaultProjectDependenciesResolver.java
+++ b/maven-core/src/main/java/org/apache/maven/project/DefaultProjectDependenciesResolver.java
@@ -273,6 +273,14 @@ public class DefaultProjectDependenciesResolver
                     appendManagementSource( buffer, art, "version" );
                     buffer.append( ')' );
                 }
+
+                Boolean premanagedOptional = DependencyManagerUtils.getPremanagedOptional( node );
+                if ( premanagedOptional != null && !premanagedOptional.equals( dep.getOptional() ) )
+                {
+                    buffer.append( " (optionality managed from " ).append( premanagedOptional );
+                    appendManagementSource( buffer, art, "optional" );
+                    buffer.append( ')' );
+                }
             }
             else
             {