[Bug 2045705] Re: FTBFS with default Java 21

[Benjamin Drung]

What is the recommended source/target version that should nowadays be
used?

** Also affects: apport
   Importance: Undecided
       Status: New

** Changed in: apport
    Milestone: None => 2.28.0

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Title:
  FTBFS with default Java 21

Status in Apport:
  New
Status in apport package in Ubuntu:
  New

Bug description:
  Dear Maintainers,

  The package apport ftbfs with default Java 21.
  The relevant part of the build log:
  ---------------
  running build_java_subdir
  warning: [options] bootstrap class path not set in conjunction with -source 7
  error: Source option 7 is no longer supported. Use 8 or later.
  error: Target option 7 is no longer supported. Use 8 or later.
  Traceback (most recent call last):
    File "/<<PKGBUILDDIR>>/setup.py", line 119, in <module>
      DistUtilsExtra.auto.setup(
    File "/usr/lib/python3/dist-packages/DistUtilsExtra/auto.py", line 125, in setup
      setuptools.setup(**attrs)
    File "/usr/lib/python3/dist-packages/setuptools/__init__.py", line 107, in setup
      return distutils.core.setup(**attrs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/core.py", line 185, in setup
      return run_commands(dist)
             ^^^^^^^^^^^^^^^^^^
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/core.py", line 201, in run_commands
      dist.run_commands()
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/dist.py", line 969, in run_commands
      self.run_command(cmd)
    File "/usr/lib/python3/dist-packages/setuptools/dist.py", line 1233, in run_command
      super().run_command(command)
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/dist.py", line 988, in run_command
      cmd_obj.run()
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/command/build.py", line 131, in run
      self.run_command(cmd_name)
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/cmd.py", line 318, in run_command
      self.distribution.run_command(command)
    File "/usr/lib/python3/dist-packages/setuptools/dist.py", line 1233, in run_command
      super().run_command(command)
    File "/usr/lib/python3/dist-packages/setuptools/_distutils/dist.py", line 988, in run_command
      cmd_obj.run()
    File "/<<PKGBUILDDIR>>/setuptools_apport/java.py", line 35, in run
      subprocess.check_call(javac + glob.glob("com/ubuntu/apport/*.java"))
    File "/usr/lib/python3.11/subprocess.py", line 413, in check_call
      raise CalledProcessError(retcode, cmd)
  subprocess.CalledProcessError: Command '['javac', '-source', '7', '-target', '7', 'com/ubuntu/apport/ApportUncaughtExceptionHandler.java']' returned non-zero exit status 2.
  E: pybuild pybuild:395: build: plugin distutils failed with: exit code=1: /usr/bin/python3 setup.py build
  dh_auto_build: error: pybuild --build -i python{version} -p "3.12 3.11" returned exit code 13
  make[1]: *** [debian/rules:12: override_dh_auto_build] Error 25
  make[1]: Leaving directory '/<<PKGBUILDDIR>>'
  make: *** [debian/rules:4: binary] Error 2
  dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2
  --------------------------------------------------------------------------------
  Build finished at 2023-12-04T07:37:06Z
  ---------------

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