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Article #7304

Re: file access in browser - security problem

#7304
From: webseal
Date: Tue, 26 Jun 2001 12:27
39 lines
2217 bytes
Thanks for your answer

On Tue, 26 Jun 2001 03:06:42 -0400, John McGrath  [TeamB]
<ng-b@JPMcGrath.net> wrote:

>On Mon, 25 Jun 2001 21:04:05 GMT, webseal wrote:
>
>> in my applet I try to read some data out of an text file,
>> that is stored in the same URL as the applet class on the
>> server.
>> 
>> I use the following construct to read the file
>
>There are two problems here.
>
>First, the File class is used to identify a file on a local file 
>system.  When you run in the AppletViewer, the file is on a local
>file system, so there is no problem.  But that would not work over
>the net.  Your applet would be executing within the browser in the
>client's machine, and the file would be on the HTTP server.
>
>Even if the file were located on the client machine, you would not
>be allowed to read it from an Applet, unless you had signed the
>Applet and given it permission to read the local file system.
>
>There are ways to get a resource from the JAR file that contains
>you class files, but I understand that there are some problems
>with different browsers' implementations of this.  Try posting on
>the "applet-issues" newsgroup -- people there will be more familiar
>with the issues.
>
>-- 
>Regards,
>
>John McGrath [TeamB]
>
>---------------------------------------------------
>Before sending me e-mail, please read:
>    http://www.JPMcGrath.net/newsgroups/e-mail.html
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From: webseal@web.de (webseal)
Newsgroups: borland.public.jbuilder.java.language
Subject: Re: file access in browser - security problem
Date: Tue, 26 Jun 2001 12:27:00 GMT
Message-ID: <3b387f88.11914436@newsgroups.borland.com>
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