Are the following two statements really the same?
if("a".equals(avar))
if(avar!=null && avar.equals("a"))
> -----Original Message-----
> From: Richard Yee [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, April 26, 2001 2:00 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Error: Attempt to reference method in interface ...
>
>
> Drew,
> This line:
> if (request.getParameter.equalsIgnoreCase("andrew")){
>
> should be
> if (request.getParameter("username").equalsIgnoreCase("andrew")){
>
> you would be better off using
> if ("andrew".equalsIgnoreCase(request.getParameter("username"))){
> because this code won't throw a NullPointerException if the
> "username" field
> doesn't exist.
>
> -Richard
>
>
> -----Original Message-----
> From: drew w [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, April 26, 2001 1:41 PM
> To: [EMAIL PROTECTED]
> Subject: Error: Attempt to reference method in interface ...
>
>
> if (request.getParameter.equalsIgnoreCase("andrew")){
> pw.print("you are logged in "+
> request.getParameter("username") +"
> "+ request.getParameter("password"));
> }
> else{ pw.print("you are not logged in "+
> request.getParameter("username") +" "+
> request.getParameter("password"));}
>
> Error: Attempt to reference method getParameter in interface
> javax.servlet.ServletRequest as an instnance veriable.
>
> if (request.getParameter.equalsIgnoreCase("andrew")){
> ^
>
> Can anyone help?
>
> Thanks,
> andrew
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Some relevant FAQs on JSP/Servlets can be found at:
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http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
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