import (
	"context"
	"fmt"
	"io"
	"sync"
)

// Writes in parallel to writers
type parallelWriter struct {
	writers     []io.Writer
	writeQuorum int
	errs        []error
}

// Write writes data to writers in parallel.
func (p *parallelWriter) Write(ctx context.Context, blocks [][]byte) error {
	var wg sync.WaitGroup

	for i := range p.writers {
		if p.writers[i] == nil {
			p.errs[i] = errDiskNotFound
			continue

		writers := make([]io.Writer, len(disks))
		for i, disk := range disks {
			writers[i] = newBitrotWriter(disk, "", "testbucket", "testobject", erasure.ShardFileSize(test.size), test.algorithm, erasure.ShardSize())
		}
		_, err = erasure.Encode(context.Background(), bytes.NewReader(data), writers, buffer, erasure.dataBlocks+1)
		closeBitrotWriters(writers)
		if err != nil {

			return err
		}

		if err = e.DecodeDataAndParityBlocks(ctx, bufs); err != nil {
			return err
		}

		w := parallelWriter{
			writers:     writers,
			writeQuorum: 1,
			errs:        make([]error, len(writers)),
		}

		if err = w.Write(ctx, bufs); err != nil {
			return err
		}
	}

	return derr

 *
 * Unlike [okhttp3.ResponseBody], this interface is designed to be implemented by writers and not
 * called by readers.
 */
@ExperimentalOkHttpApi
interface MockResponseBody {
  /** The length of this response in bytes, or -1 if unknown. */
  val contentLength: Long

  @Throws(IOException::class)
  fun writeTo(sink: BufferedSink)

				br.Close()
			}
		}
	}
}

// Close all the writers.
func closeBitrotWriters(ws []io.Writer) {
	for _, w := range ws {
		if w != nil {
			if bw, ok := w.(io.Closer); ok {
				bw.Close()
			}
		}
	}
}

// Returns hash sum for whole-bitrot, nil for streaming-bitrot.
func bitrotWriterSum(w io.Writer) []byte {
	if bw, ok := w.(*wholeBitrotWriter); ok {
		return bw.Sum(nil)
	}

 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

/**
 * Utility methods and classes for I/O; for example input streams, output streams, readers, writers,
 * and files.
 *
 * <p>At the core of this package are the Source/Sink types: {@link ByteSource ByteSource}, {@link
 * CharSource CharSource}, {@link ByteSink ByteSink} and {@link CharSink CharSink}. They are

	runtime.GOMAXPROCS(gomaxprocs)
	// Number of active readers + 10000 * number of active writers.
	var activity int32
	rwm := NewLRWMutex()
	cdone := make(chan bool)
	go writer(rwm, numIterations, &activity, cdone)
	var i int
	for i = 0; i < numReaders/2; i++ {
		go reader(rwm, numIterations, &activity, cdone)
	}
	go writer(rwm, numIterations, &activity, cdone)
	for ; i < numReaders; i++ {

		runtime.GOMAXPROCS(gomaxprocs)
		// Number of active readers + 10000 * number of active writers.
		var activity int32
		cdone := make(chan bool)
		go writer(resource, numIterations, &activity, cdone)
		var i int
		for i = 0; i < numReaders/2; i++ {
			go reader(resource, numIterations, &activity, cdone)
		}
		go writer(resource, numIterations, &activity, cdone)
		for ; i < numReaders; i++ {

  private val messageBuffer = Buffer()

  /** The [Buffer] of [sink]. Write to this and then flush/emit [sink]. */
  private val sinkBuffer: Buffer = sink.buffer
  private var writerClosed = false

  /** Lazily initialized on first use. */
  private var messageDeflater: MessageDeflater? = null

  // Masks are only a concern for client writers.
  private val maskKey: ByteArray? = if (isClient) ByteArray(4) else null

}

// validPAXRecord reports whether the key-value pair is valid where each
// record is formatted as:
//
//	"%d %s=%s\n" % (size, key, value)
//
// Keys and values should be UTF-8, but the number of bad writers out there
// forces us to be a more liberal.
// Thus, we only reject all keys with NUL, and only reject NULs in values
// for the PAX version of the USTAR string fields.
// The key must not contain an '=' character.