commit 8d5765046602adbc36de4fadb8c88882fb421bd1
Author: Stuart McCulloch <mcculls@gmail.com>
Date:   Thu Jan 21 15:06:50 2016 +0000

    KARAF-4288 - pass custom settings.xml onto pax-url-aether

diff --git a/tooling/karaf-maven-plugin/src/main/java/org/apache/karaf/tooling/utils/MojoSupport.java b/tooling/karaf-maven-plugin/src/main/java/org/apache/karaf/tooling/utils/MojoSupport.java
index 9648da1..24a5fef 100644
--- a/tooling/karaf-maven-plugin/src/main/java/org/apache/karaf/tooling/utils/MojoSupport.java
+++ b/tooling/karaf-maven-plugin/src/main/java/org/apache/karaf/tooling/utils/MojoSupport.java
@@ -125,6 +125,19 @@ public abstract class MojoSupport extends AbstractMojo {
         return projectHelper;
     }
 
+    // called by Plexus when injecting the mojo's session
+    public void setMavenSession(MavenSession mavenSession) {
+        this.mavenSession = mavenSession;
+
+        if (mavenSession != null) {
+            // check for custom settings.xml and pass it onto pax-url-aether
+            File settingsFile = mavenSession.getRequest().getUserSettingsFile();
+            if (settingsFile != null && settingsFile.isFile()) {
+                System.setProperty("org.ops4j.pax.url.mvn.settings", settingsFile.getPath());
+            }
+        }
+    }
+
     protected Map createManagedVersionMap(String projectId,
             DependencyManagement dependencyManagement) throws ProjectBuildingException {
         Map map;