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From: Bastien <bzg@gnu.org>
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Date: Mon, 03 Feb 2020 19:54:22 +0100
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In-Reply-To: <87lfq2tr00.fsf@mailbox.org> (Philipp Middendorf's message of
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To: Philipp Middendorf <pmidden@mailbox.org>
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Hi Philipp,

Philipp Middendorf <pmidden@mailbox.org> writes:

> I don't have a globally available "java" executable and from the
> source
> code, it appears there is a ":java" parameter for org-babel to specify
> an executable. Looking at the source code, however, it seems that this
> parameter is never actually used (see org-babel-execute:plantuml in
> ob-plantuml.el).

In `org-babel-execute:plantuml' I see this binding:

  (java (or (cdr (assq :java params)) ""))

which means that the local binding "java" is set based on the :java
parameter, which you need to set to your java executable.

Does it look right to you?

Thanks,

-- 
 Bastien