StandardOutMessageRenderer public class standardOutMessageRenderer implements MessageRenderer t public MessageProvider messageProvider null; public void renders if (messageProvider ==null)t throw new RuntimeException ("Message Provider is null ") System. out. printIn(messageProvider getMessageo): public void setMessageProvider(MessageProvider provider this messageProvider provider public Message Provider getMessageProvidero t return this. message Provider;StandardOutMessageRenderer public class StandardOutMessageRenderer implements MessageRenderer { public MessageProvider messageProvider = null; public void render() { if (messageProvider == null ) { throw new RuntimeException ("Message Provider is null"); } System.out.println(messageProvider.getMessage()); } public void setMessageProvider (MessageProvider provider) { this.messageProvider = provider; } public MessageProvider getMessageProvider() { return this.messageProvider; } }