var validSSEReplicationHeaders = map[string]string{
	"X-Minio-Internal-Server-Side-Encryption-Sealed-Key":     "X-Minio-Replication-Server-Side-Encryption-Sealed-Key",
	"X-Minio-Internal-Server-Side-Encryption-Seal-Algorithm": "X-Minio-Replication-Server-Side-Encryption-Seal-Algorithm",
	"X-Minio-Internal-Server-Side-Encryption-Iv":             "X-Minio-Replication-Server-Side-Encryption-Iv",

		}
		if subtle.ConstantTimeCompare(oldKey, newKey) == 1 && sealedKey.Algorithm == crypto.SealAlgorithm {
			return nil // don't rotate on equal keys if seal algorithm is latest
		}
		sealedKey = objectKey.Seal(newKey, sealedKey.IV, crypto.SSEC.String(), bucket, object)
		crypto.SSEC.CreateMetadata(metadata, sealedKey)
		return nil
	default:
		return errObjectTampered
	}
}

	MetaIV = "X-Minio-Internal-Server-Side-Encryption-Iv"

	// MetaAlgorithm is the algorithm used to derive internal keys
	// and encrypt the objects.
	MetaAlgorithm = "X-Minio-Internal-Server-Side-Encryption-Seal-Algorithm"

	// MetaSealedKeySSEC is the sealed object encryption key in case of SSE-C.
	MetaSealedKeySSEC = "X-Minio-Internal-Server-Side-Encryption-Sealed-Key"

		tim.Reset(1)
		assertTick()
		Sleep(sched)
		tim.Reset(10000 * Second)
		drainAsync()
		noTick()

		// Test that len sees an immediate tick arrive
		// for Reset of timer in heap.
		tim.Reset(1)
		assertLen()
		assertTick()

		// Test that len sees an immediate tick arrive
		// for Reset of timer NOT in heap.
		tim.Stop()
		drainAsync()
		tim.Reset(1)
		assertLen()
		assertTick()

	// to be unlocked, and don't try to spin. Instead they queue themselves at
	// the tail of the wait queue.
	//
	// If a waiter receives ownership of the mutex and sees that either
	// (1) it is the last waiter in the queue, or (2) it waited for less than 1 ms,
	// it switches mutex back to normal operation mode.
	//
	// Normal mode has considerably better performance as a goroutine can acquire

        tasks.clear();
        tasks.addAll(names);
        return this;
    }

    @Override
    public GradleExecuter withDaemonIdleTimeoutSecs(int secs) {
        daemonIdleTimeoutSecs = secs;
        return this;
    }

    @Override
    public GradleExecuter useOnlyRequestedJvmOpts() {
        useOnlyRequestedJvmOpts = true;
        return this;
    }

	Err error // LookPath error, if any.

	// If Cancel is non-nil, the command must have been created with
	// CommandContext and Cancel will be called when the command's
	// Context is done. By default, CommandContext sets Cancel to
	// call the Kill method on the command's Process.
	//
	// Typically a custom Cancel will send a signal to the command's
	// Process, but it may instead take other actions to initiate cancellation,

			return
		}

		_, sourceReplReq := r.Header[xhttp.MinIOSourceReplicationRequest]
		ssecRepHeaders := []string{
			"X-Minio-Replication-Server-Side-Encryption-Seal-Algorithm",
			"X-Minio-Replication-Server-Side-Encryption-Sealed-Key",
			"X-Minio-Replication-Server-Side-Encryption-Iv",
		}
		ssecRep := false
		for _, header := range ssecRepHeaders {

	cleanUpFns []func()
	once       sync.Once
}

// WithCleanupFuncs sets additional cleanup functions to be called when closing
// the GetObjectReader.
func (g *GetObjectReader) WithCleanupFuncs(fns ...func()) *GetObjectReader {
	g.cleanUpFns = append(g.cleanUpFns, fns...)
	return g
}

// NewGetObjectReaderFromReader sets up a GetObjectReader with a given
// reader. This ignores any object properties.

// writes are done to w.
// The error message should be plain text.
//
// Error deletes the Content-Length and Content-Encoding headers,
// sets Content-Type to “text/plain; charset=utf-8”,
// and sets X-Content-Type-Options to “nosniff”.
// This configures the header properly for the error message,
// in case the caller had set it up expecting a successful output.