      * @param obj the initial body of the HTTP request, either the return value of serializeParameters or the parameter to the sendBody method
      * or the send method of HTTPService.
      * @return the potentially converted body to use in the request.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public function serializeBody(operation:AbstractOperation, obj:Object):Object
     {

     * @param resultFormat A custom resultFormat name to be associated with the supplied
     * SerializationFilter.  
     * @param filter The SerializationFilter to register.
     */
    public static function registerFilterForResultFormat(resultFormat:String, filter:SerializationFilter):SerializationFilter
    {

     * @param obj the body of the HTTP request being serialized
     * @param contentType the contentType configured for the operation
     * @return the content type to use for this HTTP request.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function getRequestContentType(operation:AbstractOperation, obj:Object, contentType:String):String
    {
