From f870fa638d3cb9ba7da34a01fee06da801c9da50 Mon Sep 17 00:00:00 2001
From: Britton Isbell <sisbell@apache.org>
Date: Wed, 12 Nov 2008 20:47:14 +0000
Subject: [PATCH] Dedup interpolator property in list.

git-svn-id: https://svn.apache.org/repos/asf/maven/components/trunk@713505 13f79535-47bb-0310-9956-ffa450edef68
---
 .../maven/shared/model/ModelTransformerContext.java      | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/maven-shared-model/src/main/java/org/apache/maven/shared/model/ModelTransformerContext.java b/maven-shared-model/src/main/java/org/apache/maven/shared/model/ModelTransformerContext.java
index 792af4b23b..282d1ab908 100644
--- a/maven-shared-model/src/main/java/org/apache/maven/shared/model/ModelTransformerContext.java
+++ b/maven-shared-model/src/main/java/org/apache/maven/shared/model/ModelTransformerContext.java
@@ -120,7 +120,14 @@ public final class ModelTransformerContext
                 }
             }
         }
-        return interpolatorProperties;
+        
+        List<InterpolatorProperty> ips = new ArrayList<InterpolatorProperty>();
+        for(InterpolatorProperty ip : interpolatorProperties) {
+            if(!ips.contains(ip)) {
+                ips.add(ip);
+            }
+        }
+        return ips;
     }
 
     public static void interpolateModelProperties(List<ModelProperty> modelProperties,