diff -r 8adaceef6422 autoupdate.services/apichanges.xml
--- a/autoupdate.services/apichanges.xml	Mon Oct 29 17:00:46 2012 +0100
+++ b/autoupdate.services/apichanges.xml	Mon Oct 29 17:16:07 2012 +0100
@@ -57,6 +57,23 @@
     <!-- ACTUAL CHANGES BEGIN HERE: -->
 
     <changes>
+        <change id="visible-ancestor">
+            <api name="general"/>
+            <summary>Find a visible ancestor of UpdateUnit</summary>
+            <version major="1" minor="37"/>
+            <date day="31" month="10" year="2012"/>
+            <author login="jrechtacek"/>
+            <compatibility addition="yes" binary="compatible" deletion="no" deprecation="no" semantic="compatible" source="compatible"/>
+            <description>
+                <p>
+                    Added a method {@link org.netbeans.api.autoupdate.UpdateUnit#getVisibleAncestor} which returns a visible plugin
+                    which depending upon this unit. Returns a unit if this unit is installed in the system and some of visible
+                    units depending upon this one, otherwise returns null.
+                </p>
+            </description>
+            <class package="org.netbeans.api.autoupdate" name="UpdateUnit"/>
+            <issue number="190246"/>
+        </change>
         <change id="preffered-update">
             <api name="general"/>
             <summary>Mark an update as preferred just if needed</summary>
diff -r 8adaceef6422 autoupdate.services/manifest.mf
--- a/autoupdate.services/manifest.mf	Mon Oct 29 17:00:46 2012 +0100
+++ b/autoupdate.services/manifest.mf	Mon Oct 29 17:16:07 2012 +0100
@@ -1,7 +1,7 @@
 Manifest-Version: 1.0
 OpenIDE-Module: org.netbeans.modules.autoupdate.services
 OpenIDE-Module-Localizing-Bundle: org/netbeans/modules/autoupdate/services/resources/Bundle.properties
-OpenIDE-Module-Specification-Version: 1.36
+OpenIDE-Module-Specification-Version: 1.37
 OpenIDE-Module-Layer: org/netbeans/modules/autoupdate/services/resources/layer.xml
 AutoUpdate-Show-In-Client: false
 AutoUpdate-Essential-Module: true
diff -r 8adaceef6422 autoupdate.services/src/org/netbeans/api/autoupdate/UpdateUnit.java
--- a/autoupdate.services/src/org/netbeans/api/autoupdate/UpdateUnit.java	Mon Oct 29 17:00:46 2012 +0100
+++ b/autoupdate.services/src/org/netbeans/api/autoupdate/UpdateUnit.java	Mon Oct 29 17:16:07 2012 +0100
@@ -1,7 +1,7 @@
 /*
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
  *
- * Copyright 1997-2010 Oracle and/or its affiliates. All rights reserved.
+ * Copyright 1997-2012 Oracle and/or its affiliates. All rights reserved.
  *
  * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
  * Other names may be trademarks of their respective owners.
@@ -136,6 +136,22 @@
         return impl.isPending ();
     }
     
+    /** Returns a nearest plugin depending upon this unit which is supposed
+     * to be visible in application UI.
+     * Works only for units which are already installed in the application.
+     * 
+     * @since 1.37
+     * @return UpdateUnit or null
+     */
+    public UpdateUnit getVisibleAncestor() {
+        if (getInstalled() != null) {
+            return impl.getVisibleAncestor();
+        } else {
+            return null;
+        }
+    }
+    
+    @Override
     public boolean equals(Object obj) {
         if (obj == null)
             return false;
@@ -149,6 +165,7 @@
         return true;
     }
 
+    @Override
     public int hashCode() {
         int hash = 5;