added WSF_VALUE.is_empty: BOOLEAN

library/server/wsf/src/request/value/wsf_any.e

@@ -45,6 +45,11 @@ feature -- Status report
 	is_string: BOOLEAN = False
 			-- Is Current as a WSF_STRING representation?
 
+	is_empty: BOOLEAN
+		do
+			Result := value = Void
+		end
+
 feature -- Query
 
 	string_representation: STRING_32

library/server/wsf/src/request/value/wsf_multiple_string.e

@@ -97,6 +97,12 @@ feature -- Status report
 			Result := values.count = 1
 		end
 
+	is_empty: BOOLEAN
+			-- Is Current empty?
+		do
+			Result := values.is_empty
+		end
+
 feature -- Conversion
 
 	as_string: WSF_STRING

library/server/wsf/src/request/value/wsf_table.e

@@ -65,11 +65,6 @@ feature -- Access
 			Result := values.item (k)
 		end
 
-	is_empty: BOOLEAN
-		do
-			Result := count = 0
-		end
-
 	count: INTEGER
 		do
 			Result := values.count
@@ -102,6 +97,12 @@ feature -- Status report
 			end
 		end
 
+	is_empty: BOOLEAN
+			-- Is Current empty?
+		do
+			Result := values.is_empty
+		end
+
 feature -- Conversion
 
 	as_string: WSF_STRING

library/server/wsf/src/request/value/wsf_uploaded_file.e

@@ -44,7 +44,13 @@ feature -- Element change
 feature -- Status report
 
 	is_string: BOOLEAN = False
-			-- Is Current as a WSF_STRING representation?			
+			-- Is Current as a WSF_STRING representation?	
+
+	is_empty: BOOLEAN
+			-- Is Current empty?
+		do
+			Result := size = 0
+		end
 
 feature -- Conversion
 

library/server/wsf/src/request/wsf_value.e

@@ -35,6 +35,12 @@ feature -- Status report
 		deferred
 		end
 
+	is_empty: BOOLEAN
+			-- Is Current empty?
+			--| i.e empty string, empty table, ...
+		deferred
+		end
+
 feature -- Query
 
 	as_string: WSF_STRING