Kashub's Code Barn - "hello world"

INTERFACE MessageStrategy {
PUBLIC void sendMessage();
}
abstract class AbstractStrategyFactory {
PUBLIC abstract MessageStrategy createStrategy(MessageBody mb);
}
class MessageBody {
Object payload;
PUBLIC Object getPayload() {
RETURN payload;
}
PUBLIC void configure(Object obj) {
payload = obj;
}
PUBLIC void send(MessageStrategy ms) {
ms.sendMessage();
}
}
class DefaultFactory EXTENDS AbstractStrategyFactory {
PRIVATE DefaultFactory() {
;
}
static DefaultFactory instance;
PUBLIC static AbstractStrategyFactory getInstance() {
IF (instance == NULL)
instance = NEW DefaultFactory();
RETURN instance;
}
PUBLIC MessageStrategy createStrategy(final MessageBody mb) {
RETURN NEW MessageStrategy() {
MessageBody BODY = mb;
PUBLIC void sendMessage() {
Object obj = BODY.getPayload();
SYSTEM.OUT.println((String) obj);
}
};
}
}
PUBLIC class HelloWorld {
PUBLIC static void main(String[] args) {
MessageBody mb = NEW MessageBody();
mb.configure("Hello World!");
AbstractStrategyFactory asf = DefaultFactory.getInstance();
MessageStrategy strategy = asf.createStrategy(mb);
mb.send(strategy);
}
}

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