private String getCustomLoggingConfigFilePath() {
    try {
      return customLoggingConfigFile.getCanonicalPath();
    } catch (IOException e) {
      throw new UncheckedIOException(e);
    }
  }
Integration tests for using {@code LocatorLauncher} as an application main in a forked JVM with
custom logging configuration.
geode-core/src/integrationTest/java/org/apache/geode/distributed/LocatorLauncherRemoteWithCustomLoggingIntegrationTest.java