fs34c: #i117625# when assigning events, only throw if there is an invalid type given, *not* if the type is correct, but the sequence is merely empty

 * found as LGPLv3-only fix at svn rev 1172123 (http://svn.apache.org/viewvc?view=revision&revision=1172123)

1 files changed, 8 insertions, 0 deletions

diff --git a/comphelper/inc/comphelper/namedvaluecollection.hxx b/comphelper/inc/comphelper/namedvaluecollection.hxx
index 6ec12a6aa5c2..bfaa1a017bde 100644
--- a/comphelper/inc/comphelper/namedvaluecollection.hxx
+++ b/comphelper/inc/comphelper/namedvaluecollection.hxx
@@ -118,6 +118,14 @@ namespace comphelper
             impl_assign( ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue >() );
         }
 
+        /** determines whether or not named values can be extracted from the given value
+
+            @return
+                <TRUE/> if and only if the given <code>Any</code> contains a <code>NamedValue</code>, a
+                <code>PropertyValue</code>, or a sequence thereof.
+        */
+        static bool canExtractFrom( ::com::sun::star::uno::Any const & i_value );
+
         /// returns the number of elements in the collection
         size_t  size() const;