/**
* {@inheritdoc}
*/
public function retrieve($uri)
{
if (isset($this->mappings[$uri])) {
$uri = $this->mappings[$uri];
if (Path::isLocal($uri)) {
$uri = 'file://' . ($this->baseDir ? Path::makeAbsolute($uri, $this->baseDir) : $uri);
}
$this->lastUsedRetriever = $this->filesystemRetriever;
return $this->filesystemRetriever->retrieve($uri);
}
$this->lastUsedRetriever = $this->fallbackRetriever;
return $this->fallbackRetriever->retrieve($uri);
}
/**
* Fetch a schema from the given URI, json-decode it and return it.
* Caches schema objects.
*
* @param string $fetchUri Absolute URI
*
* @return object JSON schema object
*/
protected function loadSchema($fetchUri)
{
if (isset($this->schemaCache[$fetchUri])) {
return $this->schemaCache[$fetchUri];
}
$uriRetriever = $this->getUriRetriever();
$contents = $this->uriRetriever->retrieve($fetchUri);
$this->confirmMediaType($uriRetriever, $fetchUri);
$jsonSchema = json_decode($contents);
if (JSON_ERROR_NONE < ($error = json_last_error())) {
throw new JsonDecodingException($error);
}
$this->schemaCache[$fetchUri] = $jsonSchema;
return $jsonSchema;
}
