// == 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);
        }

	n := len(data)
	f.buf.Write(data)
	// Flush to w until a potential match of exitRe
	b := f.buf.Bytes()
	match := f.exitRe.FindIndex(b)
	if match == nil {
		// Flush all of the buffer.
		_, err := f.w.Write(b)
		f.buf.Reset()
		if err != nil {
			return n, err
		}
	} else {
		// Flush up to the beginning of the (potential) match.
		_, err := f.w.Write(b[:match[0]])

        }
    }

    /**
     * Flushes the {@link OutputStream}.
     *
     * @param out the output stream
     */
    public static void flush(final OutputStream out) {
        if (out == null) {
            return;
        }
        try {
            out.flush();
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

  }

  // 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();
  }

  ): Sink

  /** This should update the HTTP engine's sentRequestMillis field. */
  @Throws(IOException::class)
  fun writeRequestHeaders(request: Request)

  /** Flush the request to the underlying socket. */
  @Throws(IOException::class)
  fun flushRequest()

  /** Flush the request to the underlying socket and signal no more bytes will be transmitted. */
  @Throws(IOException::class)
  fun finishRequest()

  /**

    }
    try {
      super.write(source, byteCount)
    } catch (e: IOException) {
      hasErrors = true
      onException(e)
    }
  }

  override fun flush() {
    if (hasErrors) {
      return
    }
    try {
      super.flush()
    } catch (e: IOException) {
      hasErrors = true
      onException(e)
    }
  }

  override fun close() {
    try {
      super.close()

                    .setId(id)
                    .setScript(new Script(ScriptType.INLINE, scriptLang, scriptCode, params)));
        }
        if (bulkRequestBuilder.numberOfActions() > requestCacheSize) {
            flush();
        }
        return (long) ids.length;
    };

    /**
     * Processes the score boosting.
     * @return The number of processed documents.
     */
    public abstract long process();

            SmbFile file = ref.get();
            if (file != null) {
                try {
                    // Force flush any buffered writes
                    // This would typically call file's internal flush method
                    // For now, we log the action as the actual implementation
                    // depends on SmbFile's internal caching mechanism
                    log.info("Flushed write cache for: {}", path);

        // flush() should work with in-memory data
        ContentOutputStream cos = new ContentOutputStream(10, Curl.tmpDir);
        cos.write(new byte[] { 0, 1, 2 });
        cos.flush();
        assertTrue(cos.isInMemory());
        cos.close();
    }

    @Test
    public void testFlushInFile() throws IOException {
        // flush() should work with file-based data

            boolean resolveManagedVersions,
            ArtifactRepository localRepository,
            List<ArtifactRepository> remoteRepositories,
            ResolutionGroup result);

    void flush();