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Article #8488

Re: Is "return super;" a valid statement

#8488
From: John McGrath TeamB
Date: Sat, 17 Mar 2001 07:43
35 lines
1962 bytes
On Fri, 16 Mar 2001 11:03:41 -0800, "Ralph Quapp" <-> wrote:

> I encountered a compile error in one of my classes when
> using the statement "return super;" and compiling it with
> javac or jikes. JBuilder does not complain.  In my example
> doSomething() in class B contains this statement.
> 
> The error reported is:
> 
> Error in file ReturnType.java at line 31, column 37: '.'
> expected
> 
> I am wondering now whether the statement is valid or not?
> And of course why?

I do not believe it is valid.

Assuming you are trying to refer to the "this" object as a member of 
the superclass, there is no need to do anything special.  "this" is by 
definition a member of its class's superclass.  You could just return 
"this".

However, there is no need for that code at all.  Since the superclass 
method returns "this", you would be overriding it with a method that 
does the exact same thing as the overridden method.  So you could just 
delete the overriding method.

-- 
Regards,

John McGrath [TeamB]

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From: John McGrath  [TeamB] <ng-b@JPMcGrath.net>
Newsgroups: borland.public.jbuilder.java.language
Subject: Re: Is "return super;" a valid statement
Date: Sat, 17 Mar 2001 02:43:04 -0500
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