throw new IORuntimeException(e);
        }
    }

    /**
     * {@link OutputStream}をflushします。
     *
     * @param out
     *            出力ストリーム
     */
    public static void flush(final OutputStream out) {
        if (out == null) {
            return;
        }
        try {
            out.flush();
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

			if err != nil {
				return
			}
			if len(mergeCh) == 0 {
				// Flush if nothing is queued
				w.(http.Flusher).Flush()
			}
			grid.PutByteBuffer(ev)
		case <-emptyEventTicker:
			if err := enc.Encode(struct{ Records []event.Event }{}); err != nil {
				return
			}
			w.(http.Flusher).Flush()
		case <-keepAliveTicker:
			if _, err := w.Write([]byte(" ")); err != nil {
				return
			}

   *     method
   * @throws IOException if {@code swallowIOException} is false and {@link Flushable#flush} throws
   *     an {@code IOException}.
   * @see Closeables#close
   */
  public static void flush(Flushable flushable, boolean swallowIOException) throws IOException {
    try {
      flushable.flush();
    } catch (IOException e) {
      if (swallowIOException) {

      return this;
    }

    @Override
    public Appendable append(CharSequence csq, int start, int end) {
      result.append(csq, start, end);
      return this;
    }

    @Override
    public void flush() {
      flushed = true;
    }

    @Override
    public void close() {
      closed = true;
    }
  }

  public void testWriteMethods() throws IOException {

	if ipToDel.Is6() {
		return m.Deps.deleteIP(m.V6Name, ipToDel, ipProto)
	}
	return m.Deps.deleteIP(m.V4Name, ipToDel, ipProto)
}

func (m *IPSet) Flush() error {
	var err error
	err = m.Deps.flush(m.V4Name)

	if m.V6Name != "" {
		v6err := m.Deps.flush(m.V6Name)
		err = errors.Join(err, v6err)
	}
	return err
}

func (m *IPSet) ClearEntriesWithComment(comment string) error {
	var err error

      return this;
    }

    @Override
    public Appendable append(CharSequence csq, int start, int end) {
      result.append(csq, start, end);
      return this;
    }

    @Override
    public void flush() {
      flushed = true;
    }

    @Override
    public void close() {
      closed = true;
    }
  }

  public void testWriteMethods() throws IOException {

    checkNotClosed();
    // tricky: append takes start, end pair...
    target.append(str, off, off + len);
  }

  @Override
  public void flush() throws IOException {
    checkNotClosed();
    if (target instanceof Flushable) {
      ((Flushable) target).flush();
    }
  }

  @Override
  public void close() throws IOException {
    this.closed = true;
    if (target instanceof Closeable) {

		lrw.writeHeaders(&lrw.headers, code, lrw.ResponseWriter.Header())
		lrw.headersLogged = true
		lrw.ResponseWriter.WriteHeader(code)
	}
}

// Flush - Calls the underlying Flush.
func (lrw *ResponseRecorder) Flush() {
	lrw.ResponseWriter.(http.Flusher).Flush()
}

// Size - returns  the number of bytes written
func (lrw *ResponseRecorder) Size() int {
	return lrw.bytesWritten
}

    out.write(b);
    count++;
  }

  // Overriding close() because FilterOutputStream's close() method pre-JDK8 has bad behavior:
  // it silently ignores any exception thrown by flush(). Instead, just close the delegate stream.
  // It should flush itself if necessary.
  @Override
  public void close() throws IOException {
    out.close();
  }

        // == true. Then there is a final call to flush.
        CoderResult result;
        if (doneFlushing) {
          result = CoderResult.UNDERFLOW;
        } else if (doneEncoding) {
          result = encoder.flush(byteBuffer);
        } else {
          result = encoder.encode(charBuffer, byteBuffer, endOfInput);
        }