* instead of having to catch more broadly (potentially even including, say, a
           * StackOverflowError).
           */
          Class.forName("java.lang.invoke.VarHandle");
        } catch (ClassNotFoundException beforeJava9) {
          return null;
        }
        return new VarHandleAtomicHelper();
      }
    };

     */
    protected boolean isSupportedCharset(final String charsetName) {
        if (charsetName == null) {
            return false;
        }
        try {
            Charset.forName(charsetName);
        } catch (final Exception e) {
            return false;
        }
        return true;
    }

    /**
     * Loads and detects the character set from the input stream.
     *

      }
    };

    abstract boolean isExpectedType(Throwable cause);
  }

  private static boolean annotatedTypeExists() {
    try {
      Class.forName("java.lang.reflect.AnnotatedType");
    } catch (ClassNotFoundException e) {
      return false;
    }
    return true;
  }

  private static final NullnessAnnotationReader NULLNESS_ANNOTATION_READER =

    }

    private static final Logger logger = LogManager.getLogger(AbstractCrawlerService.class);

    private static final String ID_SEPARATOR = ".";

    private static final Charset UTF_8 = Charset.forName("UTF-8");

    /**
     * Field name for ID.
     */
    protected static final String ID = "id";

    /**
     * Field name for session ID.
     */

      local = Optional.absent();
      for (String currentValue : parameters.get(CHARSET_ATTRIBUTE)) {
        if (value == null) {
          value = currentValue;
          local = Optional.of(Charset.forName(value));
        } else if (!value.equals(currentValue)) {
          throw new IllegalStateException(
              "Multiple charset values defined: " + value + ", " + currentValue);
        }
      }

        return "None";
    }

    String getSchedulerJobClass();

    default Class<? extends LaJob> getSchedulerJobClassAsClass() {
        try {
            return (Class<? extends LaJob>) Class.forName(getSchedulerJobClass());
        } catch (final ClassNotFoundException e) {
            throw new ClassNotFoundRuntimeException(e);
        }
    }

    String getSchedulerConcurrentExecMode();

      local = Optional.absent();
      for (String currentValue : parameters.get(CHARSET_ATTRIBUTE)) {
        if (value == null) {
          value = currentValue;
          local = Optional.of(Charset.forName(value));
        } else if (!value.equals(currentValue)) {
          throw new IllegalStateException(
              "Multiple charset values defined: " + value + ", " + currentValue);
        }
      }

    private static final Logger logger = LoggerFactory.getLogger(SmbFile.class);
    static long attrExpirationPeriod;
    static boolean ignoreCopyToException;

    static {

        try {
            Class.forName("jcifs.smb1.Config");
        } catch (final ClassNotFoundException cnfe) {
            logger.error("Failed to load jcifs.smb1.Config class", cnfe);
        }

		// second return value is "more", not "ok"
		frame, _ := frames.Next()
		if (!strings.HasPrefix(frame.File, gormSourceDir) ||
			strings.HasSuffix(frame.File, "_test.go")) && !strings.HasSuffix(frame.File, ".gen.go") {
			return frame
		}
	}

	return runtime.Frame{}
}

// FileWithLineNum return the file name and line number of the current file
func FileWithLineNum() string {
	frame := CallerFrame()
	if frame.PC != 0 {

      reason: String,
    )
  }

  /**
   * Process the next protocol frame.
   *
   *  * If it is a control frame this will result in a single call to [FrameCallback].
   *  * If it is a message frame this will result in a single call to [FrameCallback.onReadMessage].
   *    If the message spans multiple frames, each interleaved control frame will result in a
   *    corresponding call to [FrameCallback].
   */