Package: plantuml
Version: 1:1.2026.2+ds-3
Severity: important

Dear Maintainer,
I have discovered a missing dependency for one of PlantUML's features; the 
ability to generate LaTeX TikzPicture Diagrams from PlantUML depends on 
XeLaTeX, which is not listed as dependency, recommendation, or suggestion for 
the PlantUML package.

I initially discovered the error attempting to use the PlantUML LaTeX package; 
a version of this is included in Debian Stable under the texlive-pictures 
program, but I was using the upstream version from 
https://github.com/koppor/plantuml due to an unrelated bug in the Debian 
version. When rendering the LaTeX document, it kept failing to generate the 
diagram, leaving a placeholder in the final document. I looked through the 
output of "latexmk --shell-escape" and discovered the PlantUML command it was 
using and the error it output:
"Caused by: java.io.IOException: Cannot run program "xelatex" (in directory 
"/tmp/plantuml-latex-15114716460106052846"): Exec failed, error: 2 (No such 
file or directory)"

I thus installed XeLaTeX via the texlive-xetex package, and the LaTeX rendering 
was successful.

The bug can be reproduced with nothing but this version of the PlantUML package 
(no need for the afforementioned LaTeX package or a LaTeX environment):
1. Create a PlantUML source file; mine was called "db_diagram.txt" and 
contained the following contents:

@startchen
entity Song{
    Name : STRING <<key>>
    Run Time : INTEGER
    Release Date : DATE
    Singer : STRING <<multi>>
}
entity Album{
    Name : STRING <<key>>
    Release Date : DATE
}
relationship Has {
}

Album -N- Has
Has -N- Song
@endchen

2. Execute PlantUML as follows (with necessary adjustments if you do different 
file names; this is simply how it occured in my environment):

java -Djava.awt.headless=true -jar "/usr/share/plantuml/plantuml.jar" -charset 
UTF-8 -pipe -tlatex:nopreamble < "db_diagram.txt" > 
"plantuml-227EB927E17C89053D29C52E29CF6502-converted-to.tex"

In an environment without texlive-xetex or another XeLaTex installation, this 
fails to generate a TeX file and instead returns Java errors related to xelatex 
being being missing.

This could be solved by adding texlive-xetex as a dependency, or at least a 
recommendation and sufficient documentation.

-- System Information:
Debian Release: 13.6
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 
'stable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 6.12.95+deb13-amd64 (SMP w/12 CPU threads; PREEMPT)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages plantuml depends on:
ii  default-jre-headless          2:1.21-76
ii  libavalon-framework-java      4.2.0+ds-1
ii  libbatik-java                 1.18+dfsg-2
ii  libcommons-io-java            2.19.0-1
ii  libcommons-logging-java       1.3.0-2
ii  libfontconfig1                2.15.0-2.3
ii  libfop-java                   1:2.10+dfsg-2
ii  libfreetype6                  2.13.3+dfsg-1+deb13u1
ii  libharfbuzz0b                 10.2.0-1+deb13u1
ii  libjlatexmath-java            1.0.7-4
ii  libxml-commons-external-java  1.4.01-6
ii  libxmlgraphics-commons-java   2.10-3

Versions of packages plantuml recommends:
ii  graphviz  2.42.4-3

plantuml suggests no packages.

-- no debconf information

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