/**
* {@inheritdoc}
*/
public function support(InputStreamInterface $input)
{
if (false === $input->markSupported()) {
throw new IOException(sprintf("Class %s does not support mark().", get_class($input)));
}
return true;
}
/**
* {@inheritdoc}
*/
public function resolve(InputStreamInterface $input)
{
$resolvedStream = null;
$resolvedFactory = null;
if (false === $input->markSupported()) {
$input = new BufferedInputStream($input);
}
foreach ($this->factories as $factory) {
if (true === $factory->support($input)) {
$resolvedFactory = $factory;
break;
}
}
if (null !== $resolvedFactory) {
$resolvedStream = $resolvedFactory->create($input);
}
return $resolvedStream;
}