public Message getDescendant(String name)
    {
        if (parentMessage == null)
            return null;

        return name.equals(parentMessage.name) ? parentMessage : parentMessage.getDescendant(name);
    }
Represents the message defined in the {@link Proto}.

@author David Yu
@created Dec 19, 2009
protostuff-parser/src/main/java/io/protostuff/parser/Message.java