code: def __init__(self, *args, **kwargs):
      super().__init__(*args, **kwargs)
      # Detect whether we're on Java 8 or Java 9+
      self._java_opts = _JAVA_OPTS[:]
      proc = subprocess.run(
          ["java", "--add-opens"],
          stderr=subprocess.PIPE,
          stdout=subprocess.PIPE,
          text=True,
      )
      if "Unrecognized option: --add-opens" not in proc.stderr:
          # Java 9+
          self._java_opts.append(
              "--add-opens=java.base/java.nio="
              "org.apache.arrow.memory.core,ALL-UNNAMED"
          )
  
imports: import contextlib
  import functools
  import os
  import subprocess
  from .None import cdata
  from .tester import Tester, CDataExporter, CDataImporter
  from .util import run_cmd, log
  from ..utils.source import ARROW_ROOT_DEFAULT
label_desc: Use image node_id 1 to create a new JavaTester object from inherited base classes: Tester with example: obj = JavaTester()