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Groups > comp.lang.java.programmer > #29993

Re: Grief!

From Knute Johnson <eternal@knutejohnson.com>
Newsgroups comp.lang.java.programmer
Subject Re: Grief!
Date 2014-09-15 15:49 -0700
Organization A noiseless patient Spider
Message-ID <lv7qdc$jnk$1@dont-email.me> (permalink)
References <lv5fvs$12r$1@dont-email.me> <5416463d$0$299$14726298@news.sunsite.dk> <lv7khu$cs7$1@dont-email.me> <lv7ltk$ld3$1@dont-email.me>

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On 9/15/2014 14:32, Eric Sosman wrote:
> On 9/15/2014 5:09 PM, Knute Johnson wrote:
>> On 9/14/2014 18:51, Arne Vajhøj wrote:
>>> On 9/14/2014 9:39 PM, Knute Johnson wrote:
>>>> Two days of grief, my manifest file with only one line in it:
>>>>
>>>> Permissions:         sandbox
>>>>
>>>> Java kept rejecting the app as insecure.
>>>
>>> Unsigned Applet and newer Java versions?
>>>
>>> Arne
>>
>> It's a signed Java Web Start app that runs in the sandbox.  I have a
>> code signing cert and the file is signed.  The problem was the blank
>> spaces between 'Permissions:' and 'sandbox', only one space is
>> permissible between the colon and the key or value.  I couldn't find
>> anything in the docs but that is the way it works.  I've never seen a
>> properties file or any other pair file that wouldn't ignore blank space.
>
>      Only one space?  Sounds moronic.[*]  After some digging, though, I
> found these syntax productions in Oracle's "JAR File Specification" at
> <http://docs.oracle.com/javase/7/docs/technotes/guides/jar/jar.html#JAR_Manifest>:
>
>
>      header:  name : value
>      ...
>      value:   SPACE *otherchar newline *continuation
>
> So, the single SPACE character is actually a documented requirement of
> the syntax, odd[*] as that may seem.
>
>      [*] Maybe not completely moronic nor totally odd, though.  The
> syntax has no quoting convention, so if the parser were to collapse a
> run of spaces together there'd be no way to specify a space as the
> first character of a value -- and what a huge loss THAT would be!
>

Exactly!

-- 

Knute Johnson

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Thread

Grief! Knute Johnson <nospam@rabbitbrush.frazmtn.com> - 2014-09-14 18:39 -0700
  Re: Grief! Arne Vajhøj <arne@vajhoej.dk> - 2014-09-14 21:51 -0400
    Re: Grief! Knute Johnson <eternal@knutejohnson.com> - 2014-09-15 14:09 -0700
      Re: Grief! Eric Sosman <esosman@comcast-dot-net.invalid> - 2014-09-15 17:32 -0400
        Re: Grief! Knute Johnson <eternal@knutejohnson.com> - 2014-09-15 15:49 -0700
  Re: Grief! Wayne <nospam@all.invalid> - 2014-09-14 22:14 -0400
  Re: Grief! Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2014-09-14 21:23 -0700
    Re: Grief! Josip Almasi <joe@vrspace.org> - 2014-09-15 17:25 +0200
    Re: Grief! Knute Johnson <eternal@knutejohnson.com> - 2014-09-15 14:13 -0700

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