httpStats := newHTTPStats()
	// Simulate the concurrent scenario from the original race condition:
	// Multiple HTTP request handlers updating stats concurrently,
	// while background processes are reading the stats for persistence.
	const numWriters = 100 // Simulate many HTTP request handlers.
	const numReaders = 50  // Simulate background stats readers.
	const opsPerGoroutine = 100

	var wg sync.WaitGroup

     * If the content is cached in a file, the file contents are read.
     *
     * @return the content as a byte array
     * @throws IOException if an I/O error occurs while reading the file
     */
    public byte[] getContentAsBytes() throws IOException {
        if (data != null) {
            return data.clone();
        }
        return Files.readAllBytes(file.toPath());
    }

     *            The file channel. Must not be {@literal null}.
     * @param buffer
     *            The byte buffer. Must not be {@literal null}.
     * @param position
     *            The position to start reading from.
     * @return The number of bytes read.
     */
    public static int read(final FileChannel channel, final ByteBuffer buffer, final long position) {
        assertArgumentNotNull("channel", channel);

	stats, err := readStat(statsFile)
	if err != nil {
		return IOStats{}, err
	}
	if len(stats) < 11 {
		return IOStats{}, fmt.Errorf("found invalid format while reading %v", statsFile)
	}
	// refer https://www.kernel.org/doc/Documentation/block/stat.txt
	iostats = IOStats{
		ReadIOs:      stats[0],
		ReadMerges:   stats[1],
		ReadSectors:  stats[2],
		ReadTicks:    stats[3],

        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;
        body.token = entity.getToken();
        body.reading = entity.getReading();
        body.pos = entity.getPos();
        body.segmentation = entity.getSegmentation();
        return body;
    }

Calls can be canceled from any thread. This will fail the call if it hasn’t yet completed! Code that is writing the request body or reading the response body will suffer an `IOException` when its call is canceled.

## Dispatch

              return new String(buffer, 0, bufIndex);
            }
            // otherwise we got the size wrong.  This can happen if the size changes between when
            // we called sizeIfKnown and when we started reading the file (or I guess if
            // maxCharsPerByte is wrong)
            // Fallback to an incremental approach
            StringBuilder builder = new StringBuilder(bufIndex + 32);

              return new String(buffer, 0, bufIndex);
            }
            // otherwise we got the size wrong.  This can happen if the size changes between when
            // we called sizeIfKnown and when we started reading the file (or I guess if
            // maxCharsPerByte is wrong)
            // Fallback to an incremental approach
            StringBuilder builder = new StringBuilder(bufIndex + 32);

                long lm = f.lastModified();

                if (lm > this.lastModified) {
                    if (log.isDebugEnabled()) {
                        log.debug("Reading " + tc.getConfig().getLmHostsFileName());
                    }
                    this.lastModified = lm;
                    this.table.clear();
                    try (FileReader r = new FileReader(f)) {

    public fun onRequestStart(socketEffect: SocketEffect?): Builder =
      apply {
        this.onRequestStart = socketEffect
      }

    /**
     * Process the response without even attempting to reading the request body. For HTTP/2 this
     * will close the response stream after the response body or trailers. For HTTP/1 this will
     * close the socket after the response body or trailers.
     */