/**
* @inheritdoc
* @param StreamInterface $destination
* @param int|null $bufferSize
*/
public function copyTo(StreamInterface $destination, $bufferSize = null)
{
if (null === $destination) {
throw new Exception\InvalidArgumentException('destination');
}
if (!$this->canRead() && !$this->canWrite()) {
throw new Exception\ObjectDisposedException('this');
}
if (!$destination->canRead() && !$destination->canWrite()) {
throw new Exception\ObjectDisposedException('destination');
}
if (!$this->canRead()) {
throw new Exception\NotSupportedException();
}
if (!$destination->canWrite()) {
throw new Exception\NotSupportedException();
}
$this->internalCopyTo($destination, $bufferSize);
}
/**
* @return bool
*/
public function canRead()
{
return $this->stream->canRead();
}
public function copyTo(StreamInterface $destination, $bufferSize = null)
{
if (null === $destination) {
throw new Exception\InvalidArgumentException('destination');
}
if (!$this->canRead() && !$this->canWrite()) {
throw new Exception\ObjectDisposedException('this');
}
if (!$destination->canRead() && !$destination->canWrite()) {
throw new Exception\ObjectDisposedException('destination');
}
if (!$this->canRead()) {
throw new Exception\NotSupportedException();
}
if (!$destination->canWrite()) {
throw new Exception\NotSupportedException();
}
if (null !== $bufferSize && $bufferSize <= 0) {
throw new Exception\InvalidArgumentException('bufferSize', $bufferSize, 'Parameter "bufferSize" must be greater than 0.');
}
// Copy in chunks
$bufferSize = $bufferSize ?: $this->defaultCopyBufferSize;
while (($data = $this->read($bufferSize)) !== null) {
$destination->write($data);
}
}
/**
* @return bool
*/
public function canRead()
{
$this->initializeStream();
return $this->stream->canRead();
}
