1 files changed, 12 insertions, 2 deletions

diff --git a/src/unstable/cachebase.h b/src/unstable/cachebase.h
index 3db257b..1f78360 100644
--- a/src/unstable/cachebase.h
+++ b/src/unstable/cachebase.h
@@ -121,7 +121,7 @@ namespace Bu
         void checkRef( CacheBase<keytype, basetype> *pCache,
                 const keytype &kId,
                 CacheEntry<keytype, basetype> * &rpEnt,
-                obtype * &rpData )
+                obtype * &rpData ) const
         {
             if( pCache == NULL )
                 throw Bu::ExceptionBase("Invalid cache pointer");
@@ -143,7 +143,7 @@ namespace Bu
         template<typename obtype>
         void releaseRef( CacheBase<keytype, basetype> *pCache,
                 CacheEntry<keytype, basetype> * &rpEnt,
-                obtype * &rpData )
+                obtype * &rpData ) const
         {
             if( pCache == NULL )
                 return;
@@ -288,6 +288,16 @@ namespace Bu
         {
             CachePtrInterface<keytype, basetype>::releaseRef( pCache, pEnt, pData );
         }
+        
+        void bind() const
+        {
+            CachePtrInterface<keytype, basetype>::checkRef( pCache, kId, pEnt, pData );
+        }
+
+        void unbind() const
+        {
+            CachePtrInterface<keytype, basetype>::releaseRef( pCache, pEnt, pData );
+        }
 
         bool isSet() const
         {