      *  Constructor.
      *  
      *  @param destination The destination of the service.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public function AbstractService(destination:String = null)
     {

     *  ChannelSet can be manually constructed and assigned, or it will be 
     *  dynamically created to use the configured Channels for the
     *  <code>destination</code> for this service.
     */
    public function get channelSet():ChannelSet
    {

     * @param charset The character set encoding to use while encoding the
     * credentials. The default is null, which implies the legacy charset of
     * ISO-Latin-1. The only other supported charset is &quot;UTF-8&quot;.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function setCredentials(username:String, password:String, charset:String=null):void
    {
