[Bluej-discuss] Please help - cannot resolve symbol - exercise 2.74
Michael Kölling
M.Kolling at kent.ac.uk
Sun Oct 8 18:10:06 BST 2006
Hi Dominic,
It helps being a bit more precise: when exactly do you get the error
-- when you compile, or when you are trying to invoke a method?
I am guessing that it is on invocation. If that is the case, then the
most likely problem is that you wrote the author's name without
double-quotes. The name is a Sting, and Strings in Java are always
written with double-quotes. That is, write
"Shakespeare"
rather than
Shakespeare
Regards,
Michael
On 8 Oct 2006, at 16:50, dominic.smith wrote:
> Hi list
>
> I am about 10 hours into learning java. I have been working through
> chapter 2 of the evaluation pdf's (I have ordered the book, but i am
> still waiting for it, amazon...)
>
> I hit a bit of stumbling block on exercise 2.74 when working on an
> class
> exercise that involves adding 2 accessor methods that return author
> and
> title fields.
>
> i keep getting an error saying it cannot resolve the symbol (author
> name
> I enter etc).
>
> No doubt I have made a very obvious school boy error. Please help,
> even
> cryptic hints would be good.
>
> dominic
>
>
> Code:
> ______________________________________________________________________
> __
> class Book
> {
> // The fields.
> private String author;
> private String title;
>
> /**
> * Set the author and title fields when this object
> * is constructed.
> */
> public Book(String bookAuthor, String bookTitle)
> {
> author = bookAuthor;
> title = bookTitle;
> }
>
> // Add the methods here ...
>
> public String getAuthor()
> {
> return author;
> }
>
> public String getTitle()
> {
> return title;
> }
> //commented the following out as it did not seem to help!
> // public void setBook(String bookAuthor, String bookTitle)
> //{
> //author=bookAuthor;
> //title=bookTitle;
> //}
>
>
>
>
>
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