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@@ -568,6 +568,11 @@ and is particularly relevant to have this abstraction because there are differen
 For example on unix systems the escape sequence is ``\textbackslash n'', 
 where on Microsoft operating systems the escape sequence is ``\textbackslash r\textbackslash n''
 and on IBM mainframe systems the escape sequence is ``\textbackslash 025''.
+The class \textbf{json.JsonGeneratorImpl} is then extended by \textbf{json.WriterBasedJsonGenerator} and 
+\textbf{json.UTF8JsonGenerator}.
+For the \textbf{json.WriterBasedJsonGenerator} class uses \textbf{Java.io.Writer}, 
+so the the system automatically handles character encoding.
+For the \textbf{json.UTF8JsonGenerator} the character encoding need to be managed manually because it works on an output stream.
 
 \section{Behavioral Patterns}