[engine] Static method to empty DuckType class cache

git-svn-id: https://svn.apache.org/repos/asf/velocity/engine/trunk@1848479 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 11 insertions, 0 deletions

diff --git a/velocity-engine-core/src/main/java/org/apache/velocity/util/DuckType.java b/velocity-engine-core/src/main/java/org/apache/velocity/util/DuckType.java
index 5edfb093..444669e5 100644
--- a/velocity-engine-core/src/main/java/org/apache/velocity/util/DuckType.java
+++ b/velocity-engine-core/src/main/java/org/apache/velocity/util/DuckType.java
@@ -68,6 +68,17 @@ public class DuckType
 
     protected static final Object NO_METHOD = new Object();
 
+    /**
+     * Clears the internal cache of all the underlying Types.
+     */
+    public static void clearCache()
+    {
+        for(Types type : Types.values())
+        {
+            type.cache.clear();
+        }
+    }
+        
     public static String asString(Object value)
     {
         return asString(value, true);